... and put on the mold, pull the piston, give the pressure to the air, keep the flake board close to the ... machine is compact, one mold has all the functions, like pressure giving, forming, cutting, cooling, and finished product blowing, so the ... , food box, etc.II. Feature1.Four-pole structure, durable 45 chrome plated steel with good rigidity and abrasion resistance.2.7 zones ...