Stainless steel precision casting process 1, molding, namely making and casting of exactly the same shape and size slightly larger wax models (
Wax mould is melting mould material poured into the 'pressure' type cooling and get)
2, crusting, namely in the wax models refractory coating, coating and sand, and the hardening of the formation of refractory thin shell.
3, mold release, the wax pattern with refractory thin shell to release 90 ℃ to + 5 ℃ hot water, the 10 -
Melting wax material surface after 20 minutes, and then remove the thin shell abluent, natural dry for several hours.
Stainless steel precision casting process 4, roasting, the shell - in 800
30 ℃ to 900 ℃ + calcined under two hours.
The process should be in 600 -
Between 800 ℃.
6, wait for after casting cooling, to clean up, and out poured riser.
Stainless steel precision casting process, precision casting precision casting precision casting factory
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