8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st Quality

8.3 oz0°/90°50" wide

1 4

Boat Suppliers

8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st Quality

SKU:FG-CF48350-01

$70.95 USD

$70.95 USD ~~USD~~

$70.95 yd

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In stock

Width: 50"

50"

Length: 1 Yard

1 Yard 3 Yard Roll 5 Yard Roll 10 Yard Roll 25 Yard Roll Full Roll (100 Yards)

Quantity

Key Specs

Weight: 8.3 oz/yd² (281 g/m²)
Fiber Angle: 0°/90° (woven)
Widths: 50 in
Compatible Resins: Epoxy, Polyester, Vinyl Ester
Resin Needed: About 14 oz per yard, waste included
Ships: Rolled, never folded

4x4 twill is the drape option. Four over, four under means longer floats, so the cloth lays down over deep and compound curves that a plain weave would tent. At 8.3 oz/yd² in 3K tow it is a mid-weight cloth with a large, obvious diagonal pattern, which makes it a favorite for cosmetic carbon that has to follow shape.

8.3 oz/yd², 3K tow, 4x4 twill, 0/90 orientation
50 in wide, first quality
Long float drapes over compound curves without darting
Bold twill pattern for visible carbon surfaces
Cut to 1, 3 and 10 yards, or take the full roll (100 yards)

Handle it gently while cutting. The long floats that make it drape also let the weave distort if you drag it around the bench. Tape or clamp the edges before you cut.

Specifications

Fiber Type: High-strength carbon fiber (3K tow)
Weave Style: 4×4 Twill
Fabric Weight: 8.3 oz/yd² (282 gsm)
Width: 50″ (1.27 m)
Thickness: ~0.012″ (0.30 mm)
Tensile Strength: ~500 KSI
Tensile Modulus: ~33 MSI
Density: 1.8 g/cm³
Finish: Sizing compatible with epoxy, vinyl ester, and polyester resins
Roll Length: Sold by the linear yard (continuous when possible)

Includes

8.3 oz 4×4 Twill Carbon Fiber Fabric, 50″ wide by the linear yard

Features

Heavyweight carbon fiber for increased strength and stiffness
4×4 twill weave offers excellent drape and a bold visual texture
Ideal for parts requiring higher impact resistance and rigidity
Distinctive carbon fiber aesthetic for both functional and cosmetic uses
High stiffness-to-weight ratio for demanding applications
Compatible with a wide range of resin systems
Corrosion-resistant and impervious to moisture
Performs well in marine, automotive, aerospace, and sporting goods projects

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Technical Specifications

Carbon Fiber4x4 TwillWorks with Epoxy, Polyester, Vinyl Ester

MaterialCarbon Fiber

Weight8.3 oz/yd² (281 g/m²)

Weave / Construction4x4 Twill

Fiber Orientation0°/90° (woven)

Tow Size3K

Thickness0.015"

Available Widths50"

Full Roll Length100 yd

Resin-to-Reinforcement Ratio~50:50 by weight (≈1:1)

Compatible ResinsEpoxy, Polyester, Vinyl Ester

Best ForBold large-pattern carbon look with more build

Compare Fabrics

Product	8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st QualityYou're viewingfrom $70.95	5.7oz 3K Plain Weave Carbon Fiber Fabric - 1st Qualityfrom $56.95	5.7oz 3K 2x2 Twill Weave Carbon Fiber Fabric - 1st Qualityfrom $56.95	6oz 3K 2x2 Twill Carbon Fiber Fabric – Stabilizedfrom $60.95
Material	Carbon Fiber	Carbon Fiber	Carbon Fiber	Carbon Fiber
Weight	8.3 oz/yd² (281 g/m²)	5.7 oz/yd² (193 g/m²)	5.7 oz/yd² (193 g/m²)	6 oz/yd² (203 g/m²)
Weave	4x4 Twill	Plain weave	2x2 Twill	2x2 Twill (veil-stabilized)
Orientation	0°/90° (woven)	0°/90° (woven)	0°/90° (woven)	0°/90° (woven)
Tow Size	3K	3K	3K	3K
Thickness	0.015"	0.010"	0.010"	0.011"
Widths	50"	50"	50", 60"	50"
Full Roll	100 yd	100 yd	100 yd	100 yd
Thread Count	—	12.5 × 12.5	12 × 12	13 × 13
Resin Ratio	~50:50 by weight (≈1:1)	~50:50 by weight (≈1:1)	~50:50 by weight (≈1:1)	~50:50 by weight (≈1:1)
Resins	Epoxy, Polyester, Vinyl Ester	Epoxy, Polyester, Vinyl Ester	Epoxy, Polyester, Vinyl Ester	Epoxy, Polyester, Vinyl Ester
Best For	Bold large-pattern carbon look with more build	Cosmetic and structural carbon skins (uniform look)	Cosmetic carbon parts (classic 2x2 twill look)	Easy-handling cosmetic twill (veil-stabilized)
	Selected	View	View	View

What To Expect When You Order Fabric Rolls

8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st Quality - image 2

What is carbon fiber?

Carbon fiber is a high-strength, lightweight material made from thin strands of carbon. It’s used in aerospace, marine, automotive, sporting goods, and composite construction for its superior strength-to-weight ratio.

Can carbon fiber be used with epoxy resin?

Yes, epoxy resin is the most commonly used resin with carbon fiber, providing a strong, durable bond for structural and cosmetic applications.

How strong is carbon fiber fabric?

Carbon fiber has a tensile strength around 500,000 psi and is roughly five times stronger than steel by weight, which is why it is used where stiffness and low weight both matter. Real-world laminate strength depends on resin, fiber orientation, and layup quality, so a strong carbon panel comes from good wet-out and proper ply orientation, not the fabric alone.

How is carbon fiber different from fiberglass?

Carbon fiber is stiffer, stronger, and lighter than fiberglass, but also more expensive. It’s used when performance and weight savings are critical.

What’s the difference between 2x2 twill and plain weave carbon fiber?

The main difference is in the weave pattern and flexibility. Twill weave has a diagonal pattern (over 2, under 2), while plain weave has a tighter checkerboard pattern (over 1, under 1).

When should I use twill vs. plain weave carbon fiber?

Use 2x2 twill when you're working with curved surfaces or want a sleek, visible finish. Use plain weave for flat surfaces, structural reinforcement, or areas that will be painted or hidden.