| abstract |
Disclosed are an SPC plate (10) and a preparation method therefor. The substrate layer (1) of the SPC plate (10) is made by mixing the following raw materials in parts by weight, then heating, stretching, pressing, stacking, assembling a blank and then pressing, attaching and molding: 100 to 120 parts by weight of a PVC composite material, 300 to 400 parts by weight of a heavy calcium carbonate powder, 40 to 55 parts by weight of an abrasive powder, 5 to 8 parts by weight of a calcium-zinc stabilizer, 0.7 to 1 part by weight of a PVC internal and external lubricant, 3-6 parts by weight of a modifier, i.e. chlorinated polyethylene, 2 to 4 parts by weight of a modifier, i.e. ACR, 1 to 1.5 parts by weight of a PVC lubrication modifier, 0.6 to 0.8 part by weight of a new microcrystalline wax, and 1.5 to 2 parts by weight of a mineral tourmaline powder. |