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Contact SupplierWe are offering polycrystalline cvd diamond.
Polycrystalline cvd (chemical vapour deposition) synthetic diamond products are manufactured by a chemical vapour deposition (cvd) process and are subject to tightly controlled growth conditions during manufacturing and equally stringent quality control procedures.
Polycrystalline cvd diamond properties
1 unsurpassed hardness
2 extremely high thermal conductivity
(>1800 wmk, five times that of copper)
3 broad band optical transparency
4 extremely chemically inert: not affected by any acid or other chemicals
5 graphitization only at very high temperatures (t > 700°c in an oxygen containing and 1500°c in an inert atmosphere)
cvd have two types ,which are standard type and tpremium type .
The cvd diamond produced by dc arc plasma jet system is light yellow-green and translucent.
It is the pure diamond with polycrystalline structure, without any metal and non-metallic agglomerant.
It has high transmission, high thermal conductivity and especially high abrasion resistance. It is the best replacement of natural diamond and synthetic diamond.
premium type:
dressing tools,including:single-point diamond dressing tool,multipoint diamond dressing tool and diamond dressing rotary wheel.
Application field:
for dressing: bfa and sic grinding wheel, diamond grinding wheel and vitrified bond cbn grinding wheel.
for cutting: hard metal alloy ,copper and copper alloy, high concentration silicon aluminm alloy and oyher nonferrous metal, engineering plastics, complex material, ceram, glass and graphite.
standard type:
application field:
for dressing: bfa and sic grinding wheel, diamond grinding wheel and vitrified bond cbn grinding wheel.
for cutting: hard metal alloy ,copper and copper alloy, high concentration silicon aluminm alloy and oyher nonferrous metal, engineering plastics and complex material.