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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Product detail pictures:

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

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

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

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


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