Characteristic 1)This product is specially designed for large surface repair and filling of automobile. 2)Good apply performance for large surface, quick curing, easy sanding, and there is no pinhole as well as sand hole, improvement of efficiency. 3) it is especially suitable for high requirement of comprehensive of surface filling. Item indexes Test method Flexibility(mm) 50 GB/T1748Impact strength(kg.cm)≥25GB/T1732Thermal resistance1h baking under 120 degree centigrade No bubble, no crackGB/T1735AdhesionFirst classBending methodTemperature variation resistance(2 cycles)No bubble, no crackEye testSanding propertyEasy sanding,extraction powder is fastHand feelMain performance indexes: P.S: Temperature variation resistance -40degree centigrade1h-1h(at ambient temperature)-1201h is a cycle.product packing: carton, 4pots or 8pots /carton product storing: 1.The product should be stored at the cool indoor place,preventing from the moisture. 2.The guarantee period is 12months.