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V process Casting EPC
V process Casting

What's v-process casting technology

Release time:2019-11-01Reading times: second
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1. Film heating: using special film heat to heat the EVA film to certain temperature.

2. Film covering: turn on the pattern vacuum, put the soften film on the pattern surface. The film will covered on the pattern surface tightly underthe effect of vacuum.


3.Coating spraying: spraying the coating through coating spraying system on the film surface. Using drying machine to dry the coating.


4.Flask setting: put the empty flask on the pattern.


5.Sand filling: vibrating table move to sand filling position. Turn on the sand filler, sand flow into the empty flask and under vibration to get high density mold.


6.Film sealing: put another piece of film on the back surface of the mold. Turn on the vacuum, the mold become hard.


7.Stripping: after get hard mold, using special lift machine or manapulator for stripping and close the mold on the pouring area.


8.Pouring: pouring under vacuum pressure. Then keep certain time of vacuum. After keep vacuum pressure,

9.Shaking out: turn on the vacuum, move the mold to shaking out area, then turn off the vacuum. The sand flow freely and back to sand hopper through sand preparation system.


● Characteristics& Advantages of v-process casting technology

  1. 1.V-process using dry sand without any chemical binder, under the vaccum pressure to get stable mold;
  2. 2.No chemical binder consumption can reduce the production cost;
  3. 3.No pollution, environmental friendly;
  4. 4.Excellent surface quality;
  5. 5.High dimensional accuracy;
  6. 6.Suitable for all kinds of metal materials;






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