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Egg tray mold making process
- Aug 23, 2018 -

1: Firstly, make the processing egg mold box mold: according to the requirements or sample specifications, first make the egg tray plastic mold, under normal conditions, all use the plaster to make the blister packaging mold, but also use the wood carving and metal carving products as the mold. After the plaster mold is made, let it dry naturally or completely, and then use the 1-2 mm drill to drill many small holes in the low recess without affecting the packaging of the product according to the specific conditions of the surface of the product. For products such as packaging boxes, it is necessary to drill some small holes in the four periphery so that the air can be extracted when the plastic is produced. After the hole is drilled, the plaster mold must be hardened, and the hardening method is used. The concentrated liquid of cumin is soaked and dried.

2: After the egg packaging box mold is completely dried, the egg tray mold is loaded into the upper iron plate of the vacuum chamber, and then the plastic sheet is loaded into the applicable size according to the size of the egg tray mold, and then the sheet is placed in the heating wood. Inside the cabinet, make it completely fixed, and then put the wooden cabinet together with the plastic sheet on the constant temperature furnace for softening treatment.

3: The softened plastic sheet together with the wooden cabinet is placed in a vacuum chamber, and the suction switch is activated to suck the vacuum chamber air. After the plastic sheet is cooled, the same concave egg tray as the mold is obtained.

4: Egg packaging box finishing; after the finished egg tray is trimmed, it is the finished egg packaging box, and then shipped in carton packaging.