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Company Profile

Beijing Great Wall Co.,Ltd.
[China]

Address:
02-05, Fengzhuyuan, No.18 Jiaomen, Fengtai District, Beijing, China. Beijing Beijing 100068 China

Phone:
86-150-01060112

Contact name:
cathleen lee

Beijing Great Wall Co.,Ltd.

Products

	Graphite Block

Click to enlarge image

Origin	China
Model Number	1
Brand Name	gw

ISOSTATIC	IFS-1	IFS-2	IFS-3	IFS-3	IFS-5
Bulk Density ≥g/cm MIN	1.84	1.85	1.80	1.75	1.70
Ash PPM	500-1000	500-1000	500-1000	500-1000	500-1000
Grain Size μm	40	25	25	25	25
Specific Resistance Μω.m	8-9	11~13	11~13	15MAX	15MAX
Compressive Strength Mpa MIN	75	80	75	55	45
Flexible Strength Mpa MIN	39	40	37	25	23
Shore Hardness MIN	50	55	50	50	45
C.T.E	3.7	4.5	4.4	4.0	3.8
Yong Modulous Gpa	10.65	11.5	10	10.5	9.5

Feature:

1. Cold isostatic pressed.
2. Large size available
3. High density / Fine grain size / High purity / High strength / Low specific resistance / Ease of precise machining
4. Excellent thermal shock resistance to high temperature and oxidation / good anticorrosion

Application:

Semiconductor (Monocrystalline Silicon) / Vacuum furnace / Continuous casting / Sealing Products / Space & Medical Industry / Forge Moulds EDM
Heaters / Heat shields / Graphite moulds / Melting and sintering moulds for Pottery & Electronic Products & Cemented Carbide & Diamond & Other precious metals, etc