... quality control of polyether raw material and additives material for binder ‘s intensity, life time, smell ,color and UV resistance characteristics ... derived from the Technical Data Sheet . Technical DataViscous & liquid ( PU Binder)1.Density1.1g/cm32.Viskosity2500cps,25°C3.Packing Size 200 ... molding sample12.Tensile strength≥0.2Mpa13. Elongation rate at break≥50% Polyurethane Binder ,Glue ,adhesive