Carbon Fiber Products

Molded Heat Insulating Material
Soft Felt
C/C Composite (CCM^®)
Carbon fiber packing materials (CARBEST^®)

Molded Heat Insulating Material

Felt Molded heat insulating material series FGL is usable in high temperature up to more than 2000 degrees Celsius, and it excels in insulation and workability. High purity treatment product is the most suitable item as a furnace material which doesn't accept impure substance.

Usage

A range of Heat insulators for high temperature furnaces

Item Number

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Typical Characteristic

Article		Unit	FGL-203	FGL-206	FGL-207
Bulk Density		g/cm³	0.16	0.10	0.16
Electrical resistivity		mΩ･cm	(⊥)450	(⊥)900	(⊥)3200
Electrical resistivity		mΩ･cm	(//)100	(//)180	(//)45
Bending Strength ⁽¹⁾		MPa	0.5	－	1.1
Compressive Strength ⁽²⁾		MPa	0.3	－	0.3
Thermal Expansion Coefficient ⁽³⁾		×10^-6/K	2	2	2~3
Thermal Conductivity ⁽⁴⁾	1500℃	W/(m･K)	0.38	0.28	0.38
	2000℃		0.48	0.40	0.48
	2500℃		0.61	0.55	0.61
Ash content	For High Temperature Furnaces	ppm	300~800 Actual Standard
	High Purity Product		Lower than 200 (Guaranteed Value), 50~70 (Actual Standard Value)
	Super High Purity Product		Lower than 50 (Guaranteed Value), 10~20 (Actual Standard Value)
Surface Treatment	Cloth Lining		Yes	-	Yes
	Graphite Coating		Yes	-	Yes
	Graphite Foil Lining		Yes	-	Yes

1) Bending Strength
Indicates a strength value when pressure is applied toward a lamination angle and vertically.

2) Compressive Strength
Indicates a strength value when pressure is applied toward a lamination angle and vertically.

3) Thermal Expansion Coefficient
Indicate a representative value measured between chamber temperatures up to 500 degrees Celsius.

4) Thermal Conductivity
Indicate a measurement value in N₂-0.1MPa, following the steady heat flux correction method.

*These are representative values, not guaranteed values.

Thermal Conductivity

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Surface Treatment
FGL-207

FGL-207G
Graphite Coat
- Dust Generation Prevention
FGL-207C
Carbon Cloth Lining

FGL-207F
Graphite Foil Lining
- Dust Generation Prevention
- High Strength
- Surface Protection
- Dust Generation Prevention
- Low Gas-permeability
- Surface Protection
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Maximum Size

Purity	Shape	Largest Integrally Formed Size
Standard Product	Plate	2,200 (width) × 2,200 (length) × 200 (thickness)
Standard Product	Cylinder	2,200 (external diameter) × 1000 (height)
High Purity Product	Plate	2,200 (width) × 2,200 (length) × 200 (thickness)
High Purity Product	Cylinder	2,200 (external diameter) × 1000 (height)

Cylinder higher than 1,000 mm are producible by diveded pieces with special method.

Molded Heat Insulating Material catalogue download

Soft Felt

CARBORON^® felt is composed of all carbon fibers. It shows excellent heat resistance, chemical stability and conductivity, the excellent features of carbon.
Lightweight and flexible CARBORON^® felt has high heat insulation, providing an optimum substance for high temperature furnace material.

Usage

A range of Heat insulators for high temperature furnaces

Item Number

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Typical Characteristic

Characteristics		Unit	GF-20
Thermal Conductivity*	1,000℃	W/(m･K)	0.20
	1,500℃		0.28
	2,000℃		0.40
Electrical resistivity		Ω･cm	0.15 - 0.20
Bulk Density		0.10g/cm³	0.08 - 0.10
Carbon Containment Percentage		%	> 99
Water Absorbability		%	< 0.1

*These are representative values, not guaranteed values.

Thermal Conductivity

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Representative Size

Article	Thickness	Basis Weight	Representative Width	Maximum Length
Unit	mm	g/m²	mm	m
GF-20- 5F	4.5	470	1,000	32
GF-20- 7F	6.5	770		16
GF-20- 10F	9.5	1,050
GF-20- 12F	12.7	1,100

Soft Felt Catalogue Download

* CARBORON^® is a registered trademark of Nippon Carbon Co., Ltd.

C/C Composite (CCM^®)

CCM^® is a lightweight carbon material that has high strength and elasticity, reinforced with carbon fibers. Since both the reinforced fibers and the matrix are composed of carbon graphite, CCM maintains carbon's superior properties.

Usage

Heat Resistant Composite Structural Members, Various High Temperature Furnace Materials, Trays, Jigs etc.

Square Pipe

Angle

Dice

Tray

Pipe

Spring

Heater

Base Tray

Bolt

Crucible

Item Number

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Structure and Characteristics

Item Number		CCM™-190C	CCM™-400C
Structure	Surface
Structure	Cross-Section Surface
Characteristics		Lightweight High Bending Strength High Heat Resistance Thermal shock Resistance High Conductivity Excellent Chemical Corrosion Resistance
Characteristics		High Tensile Strength High Elasticity	In-plane Isotropy High Shear Strength Precise Machinability

Typical Characteristic

Characteristics	Unit	CCM-190C	CCM-400C
Reinforced Fibers	‐	Continuous Fiber	Chopped Fiber
Fiber Orientation	‐	0º / 90º	Two-Dimensional Random
Bulk density	g/cm³	1.60	1.45
Bending Strength	MPa	160	140
Bending Coefficient of Elasticity	GPa	65	35
Tensile Strength	MPa	260	95
Tensile Coefficient of Elasticity	GPa	80	45
Compressive Strength	MPa	90	90
Interlayer Shear Strength^*1	MPa	6	12
Shore Hardness	‐	70	80
Electrical Resistivity^*2	×10^-6Ω･cm	2200	2300
Thermal Expansion Coefficient^*3	×10-^-6K	(//)0.2	(//)0.4
Thermal Expansion Coefficient^*3	×10-^-6K	(⊥)5.7	(⊥)9.0
Thermal Conductivity^*2	W/(m･K)	(//)27	(//)23
Thermal Conductivity^*2	W/(m･K)	(⊥)4	(⊥)17
Shape		Plate Tube Bolt & Nut Abnormal Profile Product Crucible Angle, Channel	Plate Bolt & Nut

*1 Uneven Notch Test Piece Compressing Method
*2 Measured at the chamber temperature
*3 Average thermal expansion coefficient measured between chamber temperatures up to 800 degrees Celsius.
(//) Parallel to the fiber
(⊥) Vertical to the fiber

*These are representative values, not guaranteed values.

CCM^®Catalogue Download (PDF：587KB)

* CCM^® is a registered trademark of Nippon Carbon Co., Ltd.

Carbon fiber packing materials (CARBEST^®)

Carbon fiber packing material CARBEST^® is a composite material that has combined features of graphite fiber and Teflon. CARBEST is an excellent non-asbestos industrial material that has high heat resistance, corrosion resistance, abrasion resistance and thermal conductivity.