... also named low-iron glass, for they have higher light transmittance (91%) and transparency. Our production lines are imported from PPG (furnace ... , the production volume is as high as 50 million USD dollars annually. Product Characteristics1.Smooth and flat surface and good vision. 2.Resistant ... , 5mm, 6mm, 8mm, 10mm, 12mm, 15mm, 19mm, 20mm, 22mm, 25mm High quality of 5mm Float Glass with ISO