... raw material Approved by ISO9001:2000 UV Protection Polycarbonate hollow sheet (1) Specifications1). Thickness: 4mm, 6mm, 8mm, 10mm, 12mm,14mm ... , blue, lake blue, royal blue, green, red, opal, brown, yellow, ect5). Large order, color and size can be custom-made ... prominent insulating effects, showing sound insulation better than glass and acrylic sheets. 9). Fine plasticity, either cold bending or hot ...