Sell graphite molds

Description

raphite molds are commonly used in aluminum, gold and silver casting.  Benefits of graphite permanent molds are realized by combining the low cost associated with machining graphite and high strength common to graphite materials,   providing an economical alternative to other molds in the zinc-aluminum casting industry.



Material: Graphite 

Special features: High purity, fine grain, good performance of electrical conductivity and thermal conductivity, high density, good corrosion resistance, thermal shock resistance, thermal stability, high mechanical strength, low permeability, and good oxidation resistance 

The raw material is capable of producing various semiconductor molds and radio tube 



Materials index: 

Content: *9.*9% 

Density: 1.*7g/cm 

Specific resistance: 9 Ohms-m 

Compressive strength: *5mPa 

Shore hardness: *5 

Porosity: *5%