How To Use Grinding Ball Metal Mold

Release time：2021-05-12

How To Use Grinding Ball Metal Mold

1. Put the mold in order. The locating pin and handle hole is arranged in one direction to easy operation.

2. Heating mold is a necessary process for new mold. There are three ways about heating mold which is by molten iron，by car-type furnace and spray gun baking. Here Dexin mainly introduce the detail way by molten iron.

3. How to heat the mold by molten iron?

3.1 Moulding the top and bottom mold first, then laying flat.

3.2 Do not make pouring gate for top and bottom mold

3.3 Put some dry sand in the ball core

3.4 Spraying acetylene fume

3.5 Pouring the molten liquid into the ball core when the temperature arrives in 1200 ℃.

3.6 Molding by using the afterheat of mold