... is enough oil, especially the new moulds.2. Check out the screw on the base plate can touch the ... sure the water in the water tank as all out. For new mould, should add the gypsum first, ... the switch on the mixer to let the slurry out.7. Slick the moulds smoothly, make sure there ... the chalks are all solidification before push the chalks out.(3) Main Parameter: Model HD-400Capacity 2000-4000pieces/ ...