1.We specialized in insulating materials for 10 years 2.Less distortion. 3.Certification SGS/ ROSH/ MSDS. composite Material material(used for solder wave fixture )made from glassfiber,heat insulated and high mechanical strength from resin composite. Name: Durostone SheetColor:black,blue,greyThickness:2mm to 150mmSize: 1020mm x 1220mm,1220x 2440mmI. DescriptionSynthetic stone is a glass fiber and ...