Exquisite gold bar ornament sand pointing technique

[0041] A kind of high-quality goods gold bar ornament point sand process is:

[0042] Wax injection: ① Select the rubber mold according to the variety required by the order.

[0043] ②Inject the melted wax into the rubber mold under pressure.

[0044] ③Take out the wax board after the wax has cooled down.

[0045] ④Remove the burrs on the wax board.

[0046] ⑤Weld the required wax plate to the water inlet (wax tree).

[0047] ⑥ The wax melting temperature is 70-90°C, and the maintenance temperature is 30-50°C, depending on the temperature

[0048] There are slight differences depending on the type of wax, and the pressure of the wax chamber is 0.3-0.5Mpa

[0049] Pumping powder: ① After the welding powder is connected, the wax tree at the water inlet is put on the casting cylinder.

[0050] ② Stir the gypsum according to (38-40) water: 100 gypsum and remove the air.

[0051] ③ Pour the gypsum slurry into the casting cylinder and pump out the air to reduce the air bubbles...