What is the material of stone plastic board

Main components and ratios: The core component of stone plastic board is a composite material of inorganic mineral powder and polymer. Among them, inorganic mineral powder (usually calcium carbonate powder CaCO; Polymer (mainly PVC resin powder, accounting for about 35%, scientific name polyvinyl chloride, a common plastic) provides rigidity and flame retardancy. In addition, a small amount of plasticizers, stabilizers, lubricants, and coloring agents will be added.