... the size of the shower tray /bath tray can also changed,one machine can make many design from 700*700*450----1200 ... 800*450.mainly material sheet can be ABS,acrylic,pmma/abs/pmma.compare to traditional machine,it save material and ... and 7.5kw vacuum pumpshower tray forming machine,shower tray vacuum forming machine,ABS shower tray machine,plastic forming machine bathtub making line,acrylic shower tray ...