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Prevention of precision casting production
2014-03-10 16:32:25
Dewaxing wax material should be removed completely. In the design of gating system,should give full consideration to the shell exhaust demand. In precision forgingconditions permitting, the exhaust holes in castings top complex structure. Mold shellroasting temperature, time to be fair, the holding time should be sufficient
. Appropriate to reduce the ladle nozzle to the pouring cup interval, casting speed tomean, in order to ensure that the steel level stable cavity filled air into molten steel, as little as possible, so that the cavity gas and molten steel can be discharged smoothly.