... roll calender hot pack. Therefore, the product PVC board is best ensured smoothness, beauty, non-toxicity; ... in fire-retardatory, surface hardness, impact resistance, sound insulation,shockproof, no shrink, no cracking, with good ... in comparison with gluing on this kind of board. In addition, it does not require lacquering ... Production capacity kg/h240400 the new PVC board and sheet extrusion line