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Comprehensive Material Testing Solutions by Pacorr Testing Instruments

In today’s manufacturing-driven world, maintaining consistent product quality is no longer optional—it is essential. Industries dealing with plastics, polymers, packaging, rubber, automotive components, metals, and textiles must ensure that their materials meet strict mechanical and physical standards before reaching the market. This is where material testing instruments play a vital role.

Pacorr Testing Instruments, a leading manufacturer and supplier of quality testing equipment, provides advanced and reliable solutions such as Tensile Testing Machines, Melt Flow Index Testers, and Impact Testing Instruments (IZOD & Charpy). These instruments help industries evaluate strength, flow properties, and impact resistance of materials with high accuracy and repeatability.

Importance of Material Testing in Modern Industries

Material testing ensures that raw materials and finished products meet required quality benchmarks, international standards, and customer expectations. Proper testing helps manufacturers:

Prevent material failure

Improve product reliability

Reduce production losses

Meet regulatory compliance

Enhance customer satisfaction

Pacorr’s testing instruments are designed to support quality control laboratories, research facilities, and production units with dependable and easy-to-use testing solutions.

Tensile Testing Machine – Digital

A Tensile Testing Machine (TTM) is one of the most fundamental instruments in material testing. It evaluates how a material behaves when subjected to a pulling force and determines its mechanical strength.

Working Principle

In a tensile test, a specimen is firmly held between two grips. One grip remains stationary while the other moves at a controlled speed, applying tensile force until the specimen breaks. During the test, force and elongation are continuously recorded and displayed digitally.

Parameters Measured

Tensile strength

Yield strength

Elongation at break

Modulus of elasticity

Breaking load

Applications

Pacorr’s digital tensile testing machines are widely used in:

Plastic and polymer testing

Rubber and elastomer industries

Packaging materials such as films, laminates, and straps

Textile, yarn, and fabric testing

Metal wires and lightweight components

Advantages of Pacorr Tensile Testing Machines

High-precision digital load measurement

Strong and durable frame construction

Easy-to-operate digital controls

Accurate and repeatable results

Compliance with ASTM, ISO, and IS standards

Melt Flow Index Tester – Computerized

The Melt Flow Index (MFI) Tester is an essential instrument for the plastics and polymer industry. It measures the flow rate of molten thermoplastic materials under controlled conditions.

What is Melt Flow Index?

Melt Flow Index represents the quantity of molten polymer that flows through a standard die at a specific temperature and load within a defined time period. The result is expressed in grams per 10 minutes (g/10 min).

Why MFI Testing is Important

Determines polymer viscosity

Helps select suitable materials for injection molding and extrusion

Ensures batch-to-batch material consistency

Predicts processing performance during manufacturing

Features of Pacorr Computerized MFI Tester

Pacorr’s MFI testers are designed with advanced technology for reliable performance:

Digital temperature controller for precise heating

Automatic timing and cutting system

High-accuracy temperature sensors

Excellent repeatability and stability

Conforms to ASTM D1238 and ISO 1133 standards

Industries Using MFI Testers

Plastic raw material manufacturers

Polymer processing plants

Packaging and consumer goods industries

Automotive and electrical component manufacturers

Impact Testing Instruments – IZOD & Charpy

Impact resistance is a critical property that defines a material’s ability to withstand sudden shock or impact. Impact Testing Instruments, such as IZOD and Charpy testers, are used to measure the energy absorbed by a material during fracture.

IZOD Impact Test

In the IZOD test, the specimen is mounted vertically and struck by a pendulum hammer at a specific height. The energy absorbed during fracture indicates the toughness of the material.

Charpy Impact Test

In the Charpy test, the specimen is positioned horizontally and supported at both ends. The pendulum strikes the specimen at the center, and the absorbed energy is measured.

Importance of Impact Testing

Evaluates material toughness

Identifies brittle or ductile behavior

Ensures product durability and safety

Helps in material comparison and selection

Applications

Plastic and polymer components

Automotive and engineering parts

Electrical enclosures

Construction materials

Consumer product safety testing

Pacorr Impact Testing Instruments

Pacorr’s IZOD and Charpy testers offer:

High accuracy and reliability

Digital energy display

Robust safety enclosure

Easy specimen clamping

Compliance with international standards

Why Choose Pacorr Testing Instruments?

Pacorr Testing Instruments has built a strong reputation by delivering precision-engineered testing equipment that meets the evolving needs of modern industries. The company focuses on quality, innovation, and customer satisfaction.

Plastic Testing Instruments Used in Quality Control Laboratories

Key Benefits of Choosing Pacorr

Wide range of material testing solutions

Advanced digital and computerized systems

Strict adherence to global testing standards

Durable construction and long service life

Excellent technical and after-sales support

Pacorr’s instruments are trusted by quality control laboratories, R&D centers, and manufacturing units across various industries.

Conclusion

Material testing is a cornerstone of quality assurance in modern manufacturing. Tensile Testing Machines, Melt Flow Index Testers, and Impact Testing Instruments (IZOD & Charpy) play a vital role in evaluating mechanical strength, flow behavior, and impact resistance of materials.

With advanced technology, accurate measurement systems, and compliance with international standards, Pacorr Testing Instruments continues to support industries in delivering reliable and high-quality products.

Contact Pacorr Testing Instruments

For product details, technical assistance, or quotations, connect with us:

Introduction

In today’s competitive polymer and plastics industry, maintaining material consistency is essential for achieving high-quality end products. Every manufacturer strives to ensure that the raw materials used in moulding and extrusion processes behave predictably and efficiently. One of the most critical parameters that determine this behavior is the Melt Flow Index (MFI).

Pacorr’s Digital Melt Flow Index Tester is a reliable and precise instrument designed to evaluate the flow rate of thermoplastic polymers when subjected to controlled temperature and load. This equipment provides valuable data that helps manufacturers and researchers ensure uniformity, optimize processing parameters, and guarantee superior product quality.

What is Melt Flow Index (MFI)?

The Melt Flow Index measures the ease with which a polymer melts and flows under specific conditions. It is expressed as the mass of polymer (in grams) that flows through a standard die in 10 minutes.

Essentially, it gives insight into a polymer’s viscosity, molecular weight, and flow behavior.

High MFI value: Indicates a low-viscosity material that flows easily.

Low MFI value: Suggests a high-viscosity material with greater resistance to flow.

By understanding MFI values, manufacturers can select the right materials for specific applications, such as injection moulding, extrusion, or film blowing.

Importance of Melt Flow Index Testing

The MFI test is one of the simplest yet most powerful tools in polymer quality control. It serves several critical purposes:

Ensures Batch-to-Batch Consistency MFI testing ensures that every batch of polymer maintains the same flow properties, preventing variations that can affect product quality.

Predicts Processing Behavior Knowing the MFI helps operators fine-tune temperature, pressure, and cycle time, ensuring smoother operations and fewer defects.

Supports Material Selection MFI testing makes it easier to compare virgin, compounded, or recycled materials to determine their suitability for production.

Prevents Quality Failures Detecting abnormal flow behavior early reduces waste, downtime, and production costs.

Meets Global Standards Pacorr’s MFI Tester conforms to ASTM D1238 and ISO 1133 standards, ensuring accurate, repeatable, and internationally accepted results.

Pacorr’s Digital Melt Flow Index Tester – Engineered for Accuracy

Pacorr’s Digital Melt Flow Index Testing is built to deliver precision and performance. It combines robust construction with cutting-edge control systems, ensuring consistent results in every test.

Key Features:

Digital Temperature Control: Maintains accurate temperature within ±0.1°C for reliable testing.

Sturdy Barrel and Die: Made from high-quality materials to ensure long service life and accuracy.

User-Friendly Operation: Simple digital interface for easy use and minimal training.

Standard Weight Set: Enables testing under various loads as per testing standards.

Compact, Durable Design: Perfect for laboratory and industrial environments.

Standard Compliance: Meets international testing norms for polymer evaluation.

With these features, Pacorr’s MFI Tester ensures that every test is quick, consistent, and dependable.

Working Principle

The Melt Flow Index Tester works by measuring the flow of a molten polymer through a capillary die under specific temperature and pressure conditions.

Step-by-step process:

The polymer sample is placed inside the preheated barrel.

A standard weight is applied on the piston to exert pressure on the molten sample.

The polymer begins to flow through the die.

The extruded material is collected over a period of 10 minutes.

The mass of the extrudate is measured and recorded as the Melt Flow Index (g/10 min).

This straightforward procedure provides valuable insights into the material’s processing and performance characteristics.

Applications Across Industries

Pacorr’s Melt Flow Index Tester is widely used in:

Plastic Manufacturing: For injection and extrusion moulding processes.

Packaging Industry: Testing polymers for films, bottles, and containers.

Automotive Components: Ensuring consistent flow for durable plastic parts.

Recycling Units: Evaluating recycled resins compared to virgin materials.

Research and Development: For studying and developing new polymer blends.

The instrument is compatible with various thermoplastics, including PP, PE, ABS, PS, PVC, and PET.

Benefits of Choosing Pacorr’s MFI Tester

✅ High Accuracy and Repeatability – Reliable results that help maintain product standards.

✅ Ease of Operation – User-friendly design ensures hassle-free testing.

✅ Long-Lasting Performance – Built from robust, corrosion-resistant materials.

✅ Comprehensive Support – Pacorr offers installation, calibration, and maintenance assistance.

✅ Globally Recognized Standards – Conforms to ASTM and ISO guidelines for international acceptance.

By choosing Pacorr, you invest in quality, reliability, and precision — essential factors for achieving excellence in polymer testing.

Conclusion

The Melt Flow Index Tester Price is an indispensable instrument for polymer manufacturers, processors, and researchers who prioritize consistency and performance. It helps determine how a material will behave under processing conditions and ensures that every batch meets required specifications.

Pacorr’s Digital Melt Flow Index Tester delivers precise, repeatable, and dependable results — empowering industries to maintain superior quality control and process efficiency. With its advanced features and compliance with international standards, it stands out as a trusted choice in the world of polymer testing instruments.

Enhance your testing capabilities and take control of your material quality with Pacorr.

Introduction

In today’s competitive polymer and plastic industry, quality consistency is a non-negotiable factor for success. Pacorr Testing Instruments offers a wide portfolio of advanced testing equipment, and among them, the Melt Flow Index Tester (MFI Tester) plays a critical role. This instrument is specifically designed to measure the melt flow characteristics of thermoplastic polymers under carefully controlled conditions.

The Melt Flow Index gives manufacturers clear insights into how a material will behave during extrusion, molding, and film formation, helping to maintain uniform production quality. By integrating Pacorr’s Melt Flow Index Tester into their laboratories, industries can achieve accurate data that aligns with ASTM D1238 and ISO 1133 standards while also ensuring long-term product reliability.

Understanding Melt Flow Index (MFI)

The Melt Flow Index is a measurement of how easily molten polymer flows through a standard capillary die when subjected to a specific temperature and load. Expressed in grams per 10 minutes (g/10 min), this value determines the viscosity and processability of the polymer.

Higher MFI Values → Low viscosity, better suited for lightweight products such as thin films and fibers.

Lower MFI Values → High viscosity, making the material ideal for durable products like sheets, automotive parts, or heavy packaging.

This simple parameter provides crucial information that allows engineers to select the right raw material for the right application.

Why Melt Flow Index Testing is Important

Testing the MFI is more than just a laboratory routine—it is a quality checkpoint that protects industries from costly errors. The importance can be summarized as:

Raw Material Verification – Confirms whether incoming batches of polymer meet required quality standards.

Supplier Comparison – Helps compare different suppliers’ materials before bulk procurement.

Process Optimization – Ensures molding, extrusion, or film-forming machines are set to the correct parameters.

Compliance – Supports adherence to international testing standards like ASTM and ISO.

Customer Satisfaction – Guarantees that end-products meet strength, durability, and performance expectations.

In short, the MFI Tester ensures accuracy from raw material to finished product.

Industries Benefiting from Melt Flow Index Testing

Pacorr’s Melt Flow Index Testing is trusted across a wide variety of industries, including:

Plastic Processing – For testing polyethylene (PE), polypropylene (PP), polystyrene (PS), and other polymers.

Packaging – Ensuring bottles, containers, and thin films have consistent flow behavior.

Automotive – For lightweight yet strong polymer components that meet performance demands.

Electrical and Electronics – Used for insulating materials and protective casings.

Academic and Research Labs – For developing new polymer formulations and materials.

Key Features of Pacorr Melt Flow Index Tester

Pacorr designs its MFI Tester with both precision and ease of use in mind. Some of its notable features are:

Microprocessor-based controls for highly stable temperature regulation.

Digital LED display to monitor test temperature and time.

Temperature range up to 400°C with an accuracy of ±0.1°C.

Standard test weights ranging from 2.16 kg to 21.6 kg.

Sturdy barrel and piston assembly for long-term durability.

Compliance with ASTM D1238 and ISO 1133 standards.

Quick sample cutting mechanism for efficient operation.

With these advanced features, Pacorr ensures that the tester performs seamlessly even under rigorous industrial demands.

Technical Highlights (Typical Model)

Temperature Range: Ambient to 400°C

Resolution: 0.01 g/10 min

Load Range: 2.16 kg – 21.6 kg

Display: Digital LED for temperature and timing

Accessories: Pistons, capillary die, standard weights, cutter, cleaning kit

Build Quality: Robust metallic body with ergonomic design

(Exact specifications may differ by model. Contact Pacorr for the right solution for your needs.)

Step-by-Step Working of MFI Tester

The polymer sample is placed inside the heated barrel.

The instrument stabilizes the temperature as per the set testing conditions.

A piston with a specific weight applies pressure on the molten sample.

The polymer extrudes through a small capillary die.

The extruded material is cut at set intervals and weighed.

The weight of the sample collected per 10 minutes is recorded as the Melt Flow Index.

This straightforward yet reliable method makes MFI testing a cornerstone for polymer evaluation.

Benefits of Choosing Pacorr’s Melt Flow Index Tester

Pacorr has established itself as a globally trusted testing equipment manufacturer. Choosing Pacorr’s MFI Tester comes with multiple benefits:

✔️ High Precision – Consistent results minimize chances of error.

✔️ Ease of Operation – Designed for user-friendly testing.

✔️ Durability – Built with robust components for long service life.

✔️ Wide Industry Acceptance – Results accepted across international markets.

✔️ Cost-Effective – Superior quality at competitive pricing.

✔️ Dedicated After-Sales Support – Expert engineers and technical team available for assistance.

With Pacorr, industries gain more than just an instrument—they gain a long-term testing partner.

Standard Compliance

Pacorr’s Melt Flow Index Tester adheres to international testing standards, including:

ASTM D1238 – Standard Test Method for Melt Flow Rates of Thermoplastics.

ISO 1133 – Global benchmark for melt mass-flow rate (MFR) and melt volume-flow rate (MVR).

This ensures that test data obtained from Pacorr instruments is globally recognized and accepted.

Future Outlook in Melt Flow Testing

As industries move toward Industry 4.0 and AI-driven manufacturing, testing equipment is also evolving. Pacorr envisions its future MFI Testers with features like cloud connectivity, automatic data storage, and smart AI-based analytics. Such innovations will allow industries to integrate testing directly into their smart factory systems for real-time decision making.

Conclusion

The Melt Flow Index Tester Price is an indispensable tool for industries working with thermoplastics. It provides critical data on material viscosity, enabling manufacturers to maintain consistency, optimize processes, and deliver products that meet global standards.

Pacorr Testing Instruments, with its commitment to precision, reliability, and customer satisfaction, has become the preferred choice for leading manufacturers worldwide. By choosing Pacorr’s Melt Flow Index Tester, industries invest in quality assurance, long-term durability, and unmatched accuracy.

If you are looking for an ISO-certified and globally trusted partner for your testing needs, Pacorr is the name you can rely on.

📞 Get in Touch with Pacorr

Phone: +91-8882149230

Email: [email protected]

Website: www.pacorr.com

In the modern plastics and packaging industry, quality, reliability, and compliance are the foundation of success. At Pacorr Testing Instruments Pvt. Ltd., we provide advanced Melt Flow Index Tester (MFI Testers) that enable manufacturers, processors, and research labs to ensure their thermoplastic materials meet international standards.

Our instruments are designed in line with ASTM D1238, ISO 1133, and other global guidelines, making them the preferred choice for industries where polymer quality assurance is critical.

What is a Melt Flow Index Tester?

A Melt Flow Index Tester is a laboratory instrument that measures the rate of flow of molten thermoplastic material through a capillary under controlled temperature and load conditions. The result is expressed as grams per 10 minutes (g/10 min), also known as Melt Flow Rate (MFR).

The MFR is directly related to the molecular weight and viscosity of the polymer. This data is essential for predicting how a material will perform during injection molding, extrusion, and blow molding.

Why Melt Flow Index Testing Matters

Ensures Material Consistency – Detects variations in polymer quality before production.

Optimizes Manufacturing – Helps processors fine-tune molding and extrusion parameters.

Supports International Compliance – Meets ASTM, ISO, and JIS standards for exports.

Reduces Wastage – Prevents defects, rework, and material rejection.

Enhances End-Product Reliability – Ensures packaging, automotive parts, and consumer goods perform as expected.

Key Features of Pacorr Melt Flow Index Tester

Digital & Computerized Models – suitable for manual testing or fully automated labs.

High-precision temperature control with accuracy up to ±0.1°C.

Robust barrel and piston assembly made from corrosion-resistant materials.

Microprocessor-based control system for repeatability.

Automatic sample cutting option in advanced models.

User-friendly digital display / HMI touchscreen.

Data logging & reporting software integration (available in computerized models).

Compliance with ASTM D1238, ISO 1133, JIS, and other standards.

Applications Across Industries

Pacorr’s Melt Flow Index Testing is trusted by global industries, including:

Packaging & PET Industry – Bottle preforms, films, containers.

Automotive & Aerospace – Engineering plastics & composites.

Medical & Pharma Packaging – Syringes, vials, medical components.

Electronics & Consumer Goods – Molded parts, appliances, connectors.

Research & Development Labs – Material innovation and quality testing.

Why Choose Pacorr?

At Pacorr, we combine innovation, accuracy, and service excellence.

Award-Winning Manufacturer with ISO & CE certifications.

25+ years of expertise in plastic and packaging testing instruments.

Global presence with satisfied clients in Asia, Middle East, Europe & Africa.

Strong after-sales support including calibration & training.

Customer-centric approach ensuring customized solutions.

When you choose Pacorr, you choose a partner in quality assurance.

Call to Action

Looking for a reliable Melt Flow Index Tester to enhance your laboratory? 👉 Book a Free Demo Today with Pacorr Experts.

Pacorr brings to the market a highly advanced and reliable Melt Flow Index Tester designed specifically for measuring the flow characteristics of thermoplastic polymers. With years of expertise in manufacturing testing instruments, Pacorr stands as one of the most trusted manufacturers, suppliers, and exporters of high-quality MFI Testers. This instrument plays a vital role in plastic and polymer industries, ensuring that materials meet precise flow rate specifications required for various applications such as injection molding, extrusion, and blow molding.

What is a Melt Flow Index Tester?

A Melt Flow Index Tester (also known as MFI Tester or MFR Tester) is a laboratory device used to determine the melt flow rate (MFR) of polymer materials. It measures the amount of polymer (in grams) that flows through a capillary die in 10 minutes under a specific temperature and weight. This flow rate is crucial in understanding how a plastic material will behave during the molding or extrusion process.

Pacorr’s MFI Tester conforms to international standards such as ASTM D1238 and ISO 1133, ensuring accuracy and global compliance.

Importance of MFI Testing in Plastic Manufacturing

Understanding the melt flow rate of a polymer helps manufacturers in several ways:

Material Selection: It helps in choosing the right grade of plastic based on processing needs.

Process Optimization: Ensures proper mold filling and extrusion speed.

Quality Control: Maintains consistency in production batches.

Supplier Comparison: Validates the quality of raw material from different sources.

For manufacturers, suppliers, and exporters of plastic products, having an MFI Tester in-house is a key asset for quality assurance.

Features of Pacorr’s Melt Flow Index Tester

Pacorr’s Melt Flow Index Tester offers robust construction, high accuracy, and user-friendly operation. Some of the key features include:

Digital temperature controller with ±0.1°C accuracy for consistent heating.

Corrosion-resistant stainless steel barrel and die for long-term durability.

Manual or motorized cutting mechanism to suit different lab needs.

Multiple weight options from 2.16 kg to 21.6 kg for varied testing requirements.

Compact and sturdy design, suitable for laboratories and production units.

Clear digital display for temperature, time, and flow rate monitoring.

These features make Pacorr a preferred brand among exporters and testing labs looking for dependable MFI solutions.

How Does a Melt Flow Index Tester Work?

The Melt Flow Index Testing operates by heating a sample of thermoplastic polymer inside a barrel to a defined temperature. Once the polymer is in a molten state, a standard weight is applied via a piston. The molten plastic is extruded through a narrow capillary die. The quantity of extruded material collected in a specific time is then weighed to calculate the melt flow rate (in grams per 10 minutes).

This test simulates how the polymer will flow under pressure and temperature during actual production, helping manufacturers optimize equipment settings and reduce wastage.

Technical Specifications

Pacorr’s Melt Flow Index Tester is designed for high accuracy and conforms to stringent quality standards. It features a temperature range from ambient to 400°C, controlled via PID-based heaters, ensuring reliable thermal performance. The barrel and die are made from hardened stainless steel to withstand corrosion and repeated heating cycles. The unit offers load options including 2.16 kg, 3.8 kg, 5 kg, 10 kg, and 21.6 kg as per testing needs. A programmable digital timer, manual or motorized cutting, and optional touchscreen interface complete the functionality.

It operates on 220V AC, 50 Hz power supply, and has a compact footprint with easy portability.

Applications Across Industries

Pacorr’s Melt Flow Index Tester is widely used across several industries including:

Plastic product manufacturing units

Polymer raw material suppliers

Automotive component manufacturers

Plastic recycling and reprocessing plants

Research laboratories and educational institutions

Whether you're testing virgin plastic granules or recycled polymers, MFI testing ensures consistent product performance.

Why Choose Pacorr as Your Melt Flow Index Tester Manufacturer?

As a recognized leader in testing instruments, Pacorr Testing Instruments provides more than just equipment — we deliver trust, support, and long-term performance. Our Melt Flow Index Tester is the result of deep R&D, engineered to meet the challenges of modern plastic testing. With a strong network of suppliers and exporters, we ensure timely delivery and ongoing technical support across India and international markets.

Choosing Pacorr means investing in quality, reliability, and service.

Conclusion

Pacorr, a leading name among manufacturers, suppliers, and exporters of testing instruments, offers the most reliable and precise Melt Flow Index Tester designed to assess the flow characteristics of thermoplastic materials. With unmatched build quality and compliance with international testing standards, this instrument is a must-have for polymer manufacturers and quality control labs aiming for product consistency and performance assurance.

What is a Melt Flow Index Tester?

The Melt Flow Index Tester, often referred to as MFI Tester, is a specialized instrument used to determine the rate of extrusion of molten thermoplastic resins under a specific temperature and load. The result, called Melt Flow Rate (MFR), is expressed in grams per 10 minutes and reflects the viscosity and flowability of the polymer during processing.

This test is essential for manufacturers to assess how a polymer will behave during molding, extrusion, or other forming processes. It helps in selecting the right material grade for a specific application and ensures consistent performance in the final product.

Pacorr’s MFI Tester – Built for Precision and Durability

At Pacorr.com, we understand the importance of accuracy, repeatability, and user convenience. Our Melt Flow Index Tester is engineered to meet ASTM D1238 and ISO 1133 standards, with features that ensure precise and dependable results every time.

Whether you are testing virgin polymers or recycled plastic compounds, Pacorr’s MFI Tester helps maintain the quality and consistency of your raw materials.

Key Features of Pacorr Melt Flow Index Tester

Advanced Digital Temperature Controller: Maintains precise barrel temperature for consistent testing conditions.

Manual or Automatic Sample Cutter: Ensures accurate sample cutting for MFR calculation.

Durable Heating Barrel: Constructed to withstand high temperatures and provide uniform heating.

Interchangeable Dies and Pistons: Suitable for various test conditions and materials.

Ergonomic Design: Easy to operate, clean, and maintain in any lab or factory environment.

Applications of Melt Flow Index Tester

The Melt Flow Index Testing from Pacorr is used in a variety of industries including:

Plastic packaging manufacturers

Injection molding units

Blow molding factories

Polymer compounding industries

Recycling plants

Automotive plastic part suppliers

R&D laboratories and testing centers

By integrating MFI testing into your production workflow, you can ensure that the materials used meet required specifications for viscosity, molecular weight, and processing behavior.

Why Melt Flow Testing is Critical

Understanding the Melt Flow Index of your thermoplastic materials helps in:

Verifying material quality before production

Ensuring batch-to-batch consistency

Detecting degradation or contamination

Blending virgin and recycled resins accurately

Choosing the right polymer grade for specific applications

For manufacturers and exporters, MFI testing is not just about compliance—it's about building trust through consistent quality.

Why Choose Pacorr as Your Testing Partner?

With decades of experience in testing solutions, Pacorr Testing Instruments Pvt. Ltd. is known for its commitment to innovation, reliability, and customer satisfaction. Our MFI Tester is used by top polymer manufacturers, plastic component suppliers, and testing labs across India and abroad.

As a reputed manufacturer, supplier, and exporter of plastic testing equipment, we ensure:

Robust and reliable design

Prompt technical support

Calibration and installation assistance

Quick delivery and spare availability

When quality matters, trust Pacorr to deliver instruments that meet the highest standards.

Conclusion

If you are in the plastics industry and aiming for superior material control, the Melt Flow Index Tester Price from Pacorr is your go-to solution. It empowers your team to make informed decisions, maintain high standards, and stay competitive in today’s demanding markets.

Pacorr brings you a highly reliable and accurate Melt Flow Index Tester, specially designed to evaluate the melt flow properties of thermoplastic materials. In industries where plastic is used for molding, extrusion, or packaging, knowing how a material behaves when melted is essential. The Melt Flow Index (MFI), also known as Melt Flow Rate (MFR), is a standard measure that helps determine the viscosity and processability of polymers.

In this article, we will take a closer look at how a Melt Flow Index Tester works, why it is critical for quality control, and how manufacturers, exporters, and suppliers can benefit from using it.

What is a Melt Flow Index Tester?

A Melt Flow Index Tester is a laboratory instrument used to measure the flow rate of molten thermoplastic polymers. The test is conducted under specified conditions of temperature and load, and the result is expressed in grams of material flowing through a capillary die in ten minutes.

This value is known as the Melt Flow Index, and it provides key insights into the polymer’s molecular weight and flow behavior. A high MFI indicates low molecular weight and high fluidity, while a low MFI indicates a high molecular weight and lower flowability.

Why is MFI Testing Important?

The MFI test is critical for various reasons in the plastic and packaging industries:

1. Material Selection

Choosing the right polymer for injection molding, blow molding, or extrusion requires understanding its flow properties. MFI helps engineers and manufacturers select materials with appropriate characteristics.

2. Quality Control

Manufacturers can use MFI testing to ensure batch-to-batch consistency. Any deviation in MFI may indicate problems in material composition or blending.

3. Process Optimization

Knowing the melt flow rate helps set the correct processing parameters, reducing defects like warping, short shots, or poor surface finish.

4. Compliance with Standards

MFI testing is often required to meet international quality standards such as ASTM D1238 and ISO 1133. Many buyers and regulatory bodies demand this data.

Working Principle of Melt Flow Index Tester

The working of an MFI Tester is based on the movement of molten polymer under controlled temperature and pressure. Here’s how it works:

A sample of the polymer is placed inside the barrel of the tester.

The machine heats the sample to a specific temperature depending on the type of plastic (e.g., 190°C for polyethylene).

A standard weight (typically 2.16 kg or 5 kg) is applied to a piston or plunger.

The molten plastic is forced through a narrow capillary die.

The material that extrudes in 10 minutes is collected and weighed.

The result is expressed in g/10 min, which represents the Melt Flow Index.

This simple yet effective test provides accurate, repeatable data on a polymer's melt behavior.

Who Should Use a Melt Flow Index Tester?

The Melt Flow Index Testung is widely used by:

Plastic manufacturers producing components, containers, or sheets

Resin suppliers and exporters dealing in raw polymer materials

PET bottle and preform producers for ensuring strength and consistency

Masterbatch and compound manufacturers to evaluate flow uniformity

Research laboratories and quality control centers

Key Features of Pacorr Melt Flow Index Tester

At Pacorr Testing Instruments, we offer both manual and digital models of MFI Testers with industry-leading features:

Digital PID temperature controller for precise thermal management

Rugged, powder-coated body for corrosion resistance and long life

Standard-compliant barrel and die assembly

Interchangeable test loads (2.16 kg, 5 kg, 10 kg, etc.)

User-friendly interface with accurate timer and display

Available with automatic sample cutting in digital models

Benefits of Using Pacorr’s MFI Tester

✅ Reliable Results – Ensures accurate and repeatable MFI values ✅ Compliant with ASTM D1238 and ISO 1133 standards ✅ Durable Design – Built for industrial conditions ✅ Affordable and Efficient – High ROI for manufacturers ✅ Technical Support & Calibration Services available across India

Applications of Melt Flow Index Tester

Injection Molding – For parts like containers, caps, automotive components

Blow Molding – For PET bottles, jerry cans, and drums

Film and Sheet Extrusion – Ensuring consistent thickness and strength

Masterbatch Testing – Verifying flowability of colored resins

Recycling Plants – Monitoring quality of reprocessed polymers

Why Choose Pacorr?

Pacorr is one of India’s Top 10 Scientific Instrument Manufacturers (2023), with a strong reputation for delivering reliable, ISO-certified, and CE-marked testing machines. Our commitment to quality and innovation makes us the preferred choice among manufacturers, suppliers, and exporters across various industries.

We provide:

High-precision instruments

Customization options

Nationwide support and service

Expert consultation for choosing the right model

Conclusion

The Melt Flow Index Tester is an essential quality control tool for any company dealing with plastic and polymer materials. By providing accurate melt flow rate values, it helps ensure product consistency, optimizes production, and complies with international standards.

With Pacorr’s advanced MFI Tester, you not only test your materials—you build trust in your brand.

📞 Need Help Choosing the Right MFI Tester?

Meet the TT-MFI06 Melt Flow Indexer — Testron’s cutting edge solution engineered for accurate Melt Flow Rate (MFR) testing of polymers and thermoplastics. Whether you're optimizing materials for performance or maintaining consistent quality, this high performance system ensures fast, reliable, and repeatable results.

Designed for demanding labs and production lines, it features:

Real time MFR & MVR data

Multi parameter results in one test

Advanced temperature control

Smart tablet interface for effortless operation

Compliant with ISO1133, ASTM D1238 & GB/T 3682

Built for material scientists, R&D professionals, and quality control experts who demand precision with every batch.