Dongguan Xiaolong Packaging Industry Co.,LTD

4mm Grey Cardboard is a high-quality, lightweight, and durable material that is perfect for a variety of projects, such as presenting artwork, framing photographs, dividers, and more. It is made from recycled paper fibers and has a smooth, matte finish that gives it a professional and polished look. This versatile material is also acid-free, making it an excellent choice for archival or preservation projects. Whether you're a professional or just starting out with your crafting projects, 4mm Grey Cardboard is an excellent choice for your needs.

Parameters of 4mm Grey Cardboard

Grey Cardboard Descriptions

Physical properties

Unit

Grammage

2500

Grammage

g/m2

2450-2550

Moisture Range

%

14±1.5

Thickness

μm

4000±15

Skewness

mm

≤ ±3

Internal Bond

mN.m

≥ 121

Dirt count

pcs/m2

≤50

Feature of 4mm Grey Cardboard

4mm Grey Cardboard is a heavy-duty cardboard made from 100% recycled paper and is available in a variety of sizes and thicknesses. It is a strong and durable material that is ideal for packaging, display, crafting, and sign-making. Its 4mm thickness provides excellent rigidity and stability for card and display projects, making it a popular choice for both professional and amateur crafters.

400gsm White Cardboard – the ideal choice for a wide range of projects requiring a strong, reliable and aesthetically pleasing material. This heavyweight material is ideal for creating high-quality and durable prints, displays, packaging and signage. Its strong construction and superior stiffness are perfect for creating a professional end product, whilst its smooth white coating gives it a contemporary and stylish finish. Its versatility also makes it a great choice for crafts, card-making and other creative projects. With its bright white color, 400gsm white cardboard custom is sure to make your project stand out from the crowd.

Parameters of 400gsm White Cardboard

400gsm White Cardboard Descriptions

Physical properties

Unit

Tolerance

400

Grammage

g/m2

400

-0.333333333

Thickness

μm

540±15

Stiffness（CD）  ≥

mN.m

5.5

Surface water absorption（Cobb60）≤

Positive

g/m2

30

Back

38

Brightness(ISO)

%

Positive：  92.0±2.0,   Back:   87.0±2.0

Roughness（pps）

μm

≤1.0

Lustrousness(750)  ≥

%

50

Folding resistance ≥

20 times

Dirt count

pcs/m2

0.2-1.0mm2≤20 pcs,≥1.0mm2 None

Moisture

%

6月8日

Surface strength   ≥   (IGT)

m/s

TD≥1.5  CD≥1.2

Feature of 400gsm White Cardboard

400gsm White Cardboard is a sort of heavy-duty cardboard, made of 400gsm paper and is known for its exceptional rigidity and solidity.  Its superior thickness and strength make it a great choice for any project in which you need a reliable and strong material.

3mm Grey Cardboard is a versatile and cost-effective material used for a variety of packaging and display needs. It is a strong, lightweight material with a high tear resistance and an excellent surface finish. It is easy to cut, fold, glue, and punch, making it suitable for both manual and automated processes. It has a neutral grey color that offers a subtle contrast for printed graphics, making it an ideal choice for hardcover books, branding, advertising, and marketing materials.

Parameters of 3mm Grey Cardboard

Grey Cardboard Descriptions

Physical properties

Unit

Grammage

1875

Grammage

g/m2

1850-1900

Moisture Range

%

12±1.5

Thickness

μm

3000±10

Skewness

mm

≤ ±3

Internal Bond

mN.m

≥ 121

Dirt count

pcs/m2

≤50

Feature of 3mm Grey Cardboard

3mm Grey Cardboard is lightweight and yet strong enough to handle a variety of tasks. It is also resistant to moisture and can be recycled, making it an environmentally friendly choice. It is quite easy to cut and shape, making it great for craft projects.

350gsm White Cardboard is a durable and versatile material made from recycled paper fibers. It is most commonly used for packaging, printing, crafts, and other paper-related products. Its strength and durability make it a great choice for cardboard boxes, tags, and signs. It is also ideal for creating custom items such as postcards, invitations, and business cards. its thickness ensures that it can handle heavier items. Additionally, it is completely recyclable, making it a great environmental choice.

Parameters of 350gsm White Cardboard

350gsm White Cardboard Descriptions

Physical properties

Unit

Tolerance

350

Grammage

g/m2

350

-0.4

Thickness

μm

350±10

Stiffness（CD）  ≥

mN.m

5

Surface water absorption（Cobb60）≤

Positive

g/m2

30

Back

38

Brightness(ISO)

%

Positive：  92.0±2.0,   Back:   87.0±2.0

Roughness（pps）

μm

≤1.0

Lustrousness(750)  ≥

%

50

Folding resistance ≥

20 times

Dirt count

pcs/m2

0.2-1.0mm2≤20 pcs,≥1.0mm2 None

Moisture

%

6-8

Surface strength   ≥   (IGT)

m/s

TD≥1.5  CD≥1.2

Feature of 350gsm White Cardboard

350gsm White Cardboard is water and stain resistant, so it won’t warp or discolor over time. The material is also recyclable and environmentally friendly, making it a great choice for businesses and individuals looking to reduce their carbon footprint. Furthermore, it is lightweight and easy to cut, making it ideal for crafting projects.

340gsm Offset Paper is a versatile and dependable paper solution that is perfect for a variety of printing purposes. This white-colored paper has a weight of 340gsm and is commonly used for a range of different applications, such as all kinds of books, periodicals, picture albums color pages, calendars, covers, inserts, illustrations, product brochures, manuals, cartoon books, leaflets, envelopes, notebooks, and more. It is designed to be resistant to wear and tear and has superb color reproduction, making it the ideal choice for most printing projects.

Parameters of 340gsm Offset Paper

340gsm Offset Paper Parameters

Physical properties

Unit

Tolerance

Grammage

g/m2

340

±1.5

Thickness

μm

340±5

Stiffness（CD）  ≥

mN.m

3

Surface water absorption（Cobb60）≤

Positive

g/m2

32

Back

40

Brightness(ISO)

%

93-95

Opacity

%

105

Printing surface strength ≥

m/s

2

Sizing degree ≥

mm

0.75

Smoothness

Positive ≥

mm2

30

Back ≥

30

Folding resistance ≥

Times

8

Dirt count ≤

pcs/m2

5

Feature of 340gsm Offset Paper

This particular type of offset paper, 340gsm Offset Paper, stands out due to its heavy weight, which makes it perfect for a range of printing jobs that require the highest quality finish. This paper also provides excellent colour reproduction and is available in a variety of sizes and textures. Its thickness also helps to ensure that it is long-lasting, so your printed materials will look as good as new for a long time.

300gsm White Cardboard ia a kind of high quality, durable and eye-catching material that has been used for decades in a variety of applications, from menus, monthly desk calendars and postal postcards to packaging and display boards. Its versatility and superior strength makes it an ideal choice for any project requiring a reliable, attractive and long-lasting finish. Its surface is perfect for printing, ensuring a sharp and vibrant result with each and every creation. With its superior quality, 300gsm White Cardboard is the perfect choice for any professional project.

Parameters of 300gsm White Cardboard

300gsm White Cardboard Descriptions

Physical properties

Unit

Tolerance

300

Grammage

g/m2

300

-0.4

Thickness

μm

300±10

Stiffness（CD）  ≥

mN.m

4.5

Surface water absorption（Cobb60）≤

Positive

g/m2

30

Back

38

Brightness(ISO)

%

Positive：  92.0±2.0,   Back:   87.0±2.0

Roughness（pps）

μm

≤1.0

Lustrousness(750)  ≥

%

50

Folding resistance ≥

20 times

Dirt count

pcs/m2

0.2-1.0mm2≤20 pcs,≥1.0mm2 None

Moisture

%

6-8

Surface strength   ≥   (IGT)

m/s

TD≥1.5  CD≥1.2

Feature of 300gsm White Cardboard

300gsm White Cardboard is strong, durable and versatile, making it suitable for both indoor and outdoor use. It is exceptionally resistant to tearing, creasing and wrinkling. It is also available in a range of sizes, allowing you to find the perfect fit for any project.

2mm Grey Cardboard is a strong and durable material that can be used in a variety of applications. Its lightweight and smooth surface makes it an ideal choice for photoframe backs, folders, lamination and other craft projects. It is also great for packaging and used in art and craft projects, as well as for making book covers, folders or boxes. Its thickness and strength make it a great choice for creating sturdy and attractive products. It is available in a range of sizes and thicknesses and is an economical choice for a variety of projects.

Parameters of 2mm Grey Cardboard

Grey Cardboard Descriptions

Physical properties

Unit

Grammage

1250

Grammage

g/m2

1235-1250

Moisture Range

%

10.0±1.5

Thickness

μm

2000±5

Skewness

mm

≤ ±3

Internal Bond

mN.m

≥ 121

Dirt count

pcs/m2

≤50

Feature of 2mm Grey Cardboard

2mm Grey Cardboard is an ideal choice for packaging and protection of products. It is lightweight, flexible, and durable material which offers excellent tear and puncture resistance. It is also moisture-resistant, making it suitable for outdoor use. Moreover, it is affordable and cost-effective, provides superior protection against shock and vibration and is also recyclable.

250gsm White Cardboard is a strong and sturdy cardboard material that is a great choice for stationery, certificates, invitations, covers, and other uses that require a thick and sturdy material. The high quality, thick cardboard ensures that your cards, certificates, and other items are durable and long lasting. It is also easily printable, allowing you to customize your items with photos, text, and other graphics. It is perfect for those who want to make their projects and items look professional and high quality. With its strength, durability and printability, 250gsm White Cardboard is a great choice for many projects.

Parameters of 250gsm White Cardboard

250gsm White Cardboard Descriptions

Physical properties

Unit

Tolerance

250

Grammage

g/m2

250

-0.4

Thickness

μm

250±10

Stiffness（CD）  ≥

mN.m

4.2

Surface water absorption（Cobb60）≤

Positive

g/m2

30

Back

38

Brightness(ISO)

%

Positive：  92.0±2.0,   Back:   87.0±2.0

Roughness（pps）

μm

≤1.0

Lustrousness(750)  ≥

%

50

Folding resistance ≥

20 times

Dirt count

pcs/m2

0.2-1.0mm2≤20 pcs,≥1.0mm2 None

Moisture

%

6-8

Surface strength   ≥   (IGT)

m/s

TD≥1.5  CD≥1.2

Feature of 250gsm White Cardboard

250gsm White Cardboard is a versatile and durable type of paperboard. Its high-density, thick construction makes it ideal for printing, cutting, folding and gluing. It is also moisture-resistant, making it ideal for making products that will be exposed to humidity. The smooth and consistent surface of 250gsm White Cardboard makes it suitable for printing high-resolution images, logos and text.