Isostatic Graphite Square & Round

Advantages of CD Graphite Company’s Isostatic Graphite

Isotropic
Ultra high purity
Ultra fine particles
Ultra high mechanical strength
Extra large size

Application fields of isostatic graphite

Vacuum Furnace, Semiconductor, Metal continuous Casting, Heat Treatment, Lithium Batteries, Photovoltaics, Hot Zone, EDM, Hydrogen Energy, 3D Hot Bending Glass Mold, Aerospace, Optical Fiber Manufacturing Industry,Nuclear Industry, Refractory Industries and so on.

Technical Data Sheet of CD Isostatic Graphite

Sheet 1
Sheet 2

Typical Value	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite
Grade Name	IG 4	IG 5	IG 6	IG 7	IG 8	IG 9
Density g/cc	1.75	1.85	1.90	1.83	1.90	1.85
Grain Size	9 micro	8 micro	9 micro	5 micro	6 micro	17 micro
Resistance μΩ.m	8-11	8-10	8-9	11-13	11-13	11-12
Compressive Strength MPa	66	85	93	121	160	88
Flexural Strength MPa	39	46	55	62	70	44
Shore Hardness	42	48	53	68	71	45
Thermal Expansion (CTE) (20-600℃) 10-6/℃	5.1	4.6	4.7	5.9	5.8	4.2
Thermal Conductivity (100℃) W/mk	110-120	130-140	130-140	100-120	110-120	120-130
Porosity %	17	11	11	10	11	12
Ash ppm	50/10	50/10	50/10	50/10	50/10	500/50/10
Application	All	All	Continuous Casting	EDM Hot Zone/etc	EDM Photovoltaic Glass	All

The figures above are typical values, and are not guaranteed. For more information, please do not hesitate to contact us.

Typical Value	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite	Isostatic Graphite
Grade Name	IG 80	IG 86	IG 90	IG 95	IG 96
Density g/cc	1.85	1.82	1.82	1.82	1.79
Grain Size	8 micro	6 micro	9 micro	5 micro	5micro
Resistance μΩ.m	11-13	12-15	8-11	8-11	8-11
Compressive Strength MPa	140	165	80	100	105
Flexural Strength MPa	70	65	43	55	60
Shore Hardness	70	73	50	51	55
Thermal Expansion (CTE) (20-600℃) 10-6/℃	6.0	6.2	4.9	5.0	5.0
Thermal Conductivity (100℃) W/mk	95	90	120	120	100
Porosity %	15	10	13	13	15
Ash ppm	50/10	50/10	＜50/10	＜50/10	＜50/10
Application	Hot-bent glass mold	Hot-bent glass mold	Semiconductor field	Semiconductor field	Semiconductor field