... 6pcs of steel formwork at 1500x300mm, so that it will be able to reduce the consumption of formwork beam during construction ... 8. Small thickness tolerance, smooth surface, balanced density, difficult to be distorted, easy for construction. It is waterproof, durability, anti-cracking ... adhesive will not unglued within boiling water, no deformation when be affected by water and damp.10. A long service ...