Write Board steel sheet/coils is the major products of Shanghai Metal Corporation .We are the leaders in write board steel manufacturing for a variety of applications and supplies worldwide. Quick and reliable delivery for both small and large orders is our promise Thickness: 0.3mm-1.2mm Zinc coating: 80g-100gsm Painting thickness: 25mic/5-10mic Standard Width: 1000mm, 1200mm, 890mm, 914mm, or according to your request. Coil weight: as per customers' requests. ID: 508mm-610mm Colour: green, black, white.