With SJSZ-60×22 Taper Twin-Screw Extruder combined with corresponding wavy plate molder, drawing auxiliary machine and cutter, SJ-BLB1000 Set for Extruding Wavy Plastics Plates can continuously produce the colored , weather-resistant and flame-retardant wavy UPVC plates used in the construction. If replacing the relative pare, it can also produce flat and grid plastics plates. The set has the characteristics of good plasticizing, stable performance, compact structure, high automatic degree and convenient operation, is the ideal productive equipment for construction manufacturers.