#colorfastness

Crock Meter Manual by Texcare Instruments | manual rotary crockmeter |

The Crock Meter Manual is an essential tool used to assess the color fastness of dyed or printed textiles and leather under both dry and wet conditions. This device tests how much color is transferred from the specimen to a piece of abradant fabric when rubbed by a brass finger of specific dimensions.

Technical Specifications:

Body Material: Mild Steel with a metallic finish for durability.

Rubbing Finger Diameter: 16 mm for precise testing.

Force on Rubbing Finger: 9N (917.43 g) for consistent pressure.

Finger Traverse Distance: 100 ± 2 mm for accurate rubbing.

Test Specimen Size: 250 x 50 mm for standard sample testing.

Crocking Cloth Size: 50 x 50 mm for accurate results.

Design: Ergonomically designed for ease of use and maintenance.

Accessories:

2 Stainless Steel Spring Clips to hold the crocking cloth securely.

2 Packs of Crocking Cloth (each pack contains 100 pcs) for extended use.

Counter: Digital and resettable for easy tracking of test cycles.

Compliance with Standards:

ISO 105 AATCC 8 – 2001 BS 1006, 4655

The Crock Meter Manual provides accurate and reliable testing, making it a valuable instrument in textile and leather quality control processes.

Contact us today to learn more!

TEXCARE Testing Instruments : 24x7 Customer support: +91-8802270444

📧 Email: [email protected]

🌐 Web: www.texcareindia.com

📞 Contact Us: 91-9899309879, +91-9990592299 📞

Motorised Crock Meter (Rubbing Fastness Tester) by Texcare Instruments

The Motorised Crock Meter is designed to determine the color fastness of dyed or printed textiles and leather when subjected to rubbing, under both dry and wet conditions. In this test, a brass finger of specified shape and size moves across the test specimen, and the amount of color transferred to an abradant fabric is measured. Results are evaluated using standard grey scales to assess color fastness.

Key Features:

Durable Build: Constructed with a mild steel body, painted with a metallic finish for long-lasting use.

Precise Movement: The rubbing finger performs a controlled traverse over the test specimen.

Ergonomic Design: Ensures easy operation and low maintenance.

Secure Cloth Holding: Includes 2 stainless steel spring clips to hold the crocking cloth in place during testing.

Accessories Included: Comes with 2 packs of crocking cloth (each containing 100 pieces) for extended testing use.

Digital Counter: Equipped with a pre-set digital counter for precise cycle control.

Standards Compliance:

- ISO 105 X 12/D02

- BS 1006 D02

- AATCC 8/165

The Motorised Crock Meter ensures efficient, accurate testing of color fastness in textiles and leather, providing valuable quality control for manufacturing and production. Contact us today for more information!

Contact us today to learn more!

TEXCARE

Testing Instruments : 24x7 Customer support: +91-8802270444

📧 Email: [email protected]

🌐 Web: www.texcareindia.com

📞 Contact Us: 91-9899309879, +91-9990592299 📞

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How to do colorfastness to rubbing or crocking | Dry and Wet rubbing test procedure

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Crock Meter. Colorfastness to rubbing or crocking

Colorfastness to rubbing or crocking is a basic testing procedure of a garments or fabric. After producing fabric it is badly need to take a test of crocking. Crocking is like rubbing a period of time with a minimum cycle. So here we are showing you how to do colorfastness to crocking. Colorfastness to rubbing or crocking is nothing but a combination of dry and wet rubbing test.

Steps of testing colorfastness to rubbing or crocking

There are basically two steps in colorfastness to rubbing or crocking. In basic procedure we generally follow the following steps

Dry crocking test / Dry rubbing test

Wet crocking test / Wet rubbing test.

Colorfastness to rubbing or crocking in dry / Dry rubbing test

Colorfastness to rubbing or crocking in dry fabric is the first steps of rubbing test. In textile manufacturing process it is called dry rubbing test. First one object (fabric or garments) should have to select which needs to test with crocking meter. Crock meter is a testing machine by which colorfastness to crocking is done. First a dry garment have to place according to the position. Then one pure cotton fabric swatch is place on the teeth of the crock machine. Then run machine about ten cycle and put out the white watch from the teeth of machine. See the dry rubbing effect of the swatch. It comes with some shade of fabric or garments that was placing for test. Now compare the shade with the grey scale and numbering the test comparing with grey scale. This is the procedure of colorfastness to crocking.

Colorfastness to rubbing or crocking in wet / Wet rubbing test

Colorfastness to crocking in wet fabric is the second steps of rubbing test. We call it as wet rubbing test also. First object has to place on the crocking machine. Crock meter is a machine. Then we wet the pure white watch and set it on the same position of teeth as we did for the dry rubbing test. Follow same procedure and finally will get the shade in wet form. Compare it with the grey scale and grade it according to the grey scale.

Video Tutorial of how to do colorfastness to rubbing or crocking