- Mold design: equipped with one mold, for forming the chalk, make sure the chalk is the same size and shape - The production efficiency is higher than other molds, saves labor and raw materials - The produced chalk is seamless, no clip, high finish, free of dust - Wearable- resistant and longevity/durable - Easy to operate: one mould, manual mixing, one person can operate 3 sets, package need 1 person
1. Mold evenly brush oil, brush back and forth with a wide brush, brush the new mold should be more oil. 2. The mold plate moving up and down a few times, the screw top and the bottom plate comes into contact. 3. Add a certain amount of gypsum powder to the bucket, and pour a certain amount of water into it. 4. Stir for 10-20 seconds until well mixed. 5. Pour the mixture into the mold, scraping it back and forth with a scraper to help the liquid fill the mold evenly. 6. Scrape off any remaining mixture with the scraper.
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