... output and multifunctional Gypsum board PVC film production lineA. Description:The main ingredients of PVC is polyvinyl chloride, while ... a long time. The plasterboards after laminated with PVC film will become rainproof, fire-resistant and anti-static. ... , secondary surface coating, secondary pre-drying device, coated PVC film, vertical cutting, horizontal cutting, veneer sealing edge, conveyor ...