Features: 1) Application: designed by our company for inner wheel-hub protection and surface vanish 2) Impact strength: ASTM D2794 ≥50kg.cm 3) Adhesion (cross-cut): ASTM D3359 ≤Gt0 4) Pencil hardness: ASTM D3363 ≥H 5) Edge coverage rate: ASTM D2967 ≥30% 6) Flexibility: ASTM D522 ≤1/8" 7) Neutral salt fog test: ASTM B117 ≥500h 8) Shelf life: 12 months 9) Storage: stored in dry and ventilative places below 30°C Inner packing: Double PP bags Outer packing: 50ctns (1,000kg)/pallet N.W.: 20kg/ctn