Special Price for A/C Expansion Valve - Carbon block price , metal contented for heat treatment – VET Energy

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Special Price for A/C Expansion Valve - Carbon block price , metal contented for heat treatment – VET Energy Detail:

Graphite block is made from the domestic petroleum coke and widely used in the metallurgy, machinery, electronics and chemical industry, etc. The graphite block include molded, extruded, vibrated and isostatic.

Process :

Raw material ->Medium crushing / milling ->Screening -> dosing -> kneading-> vibrated molding->impregnation -> baking-> graphitization

Physical and chemical index

Item	Unit	Isostaic graphite
Grain size	μm	5-22
Bulk density	g/cm3	1.8-1.85
Specific resistance	μΩ.m	≤15
Bending strength	Mpa	≥40
Compressive strength	Mpa	≥85
Shore hardness		≥65
C.T.E.(100-600)℃	10-6/℃	4.0-5.2
Modulus of elasticity	Gpa	10-12.5
Ash	%	≤0.03%

High pure graphite
Item	Unit	Baked twice	Baked three times	Baked four times
		Impregnated once	Impregnated twice	Impregnated three time
Grain size	Mm	≤325 mesh	≤325 mesh	≤325 mesh
Bulk density	g/cm3	≥1.68	≥1.78	≥1.85
Specific resistance	μΩ.m	≤14	≤14	≤13
Bending strength	Mpa	≥25	≥40	≥45
Compressive strength	Mpa	≥50	≥60	≥65
Ash content	%	≤0.15	≤0.1	≤0.05

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Special Price for A/C Expansion Valve - Carbon block price , metal contented for heat treatment – VET Energy, The product will supply to all over the world, such as: , , ,

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