| 品牌：Crastin | 是否进口：否 | 产地：美国 |
| 厂家(产地)：美国杜邦 | 牌号：SK645FR | 销售方式：品牌经销 |
| 类型：标准料 | 品名：PBT | 加工级别：注塑级 |
| 产品规格：25KG/包 | 产品特性：防火PBT |
30%玻纤防火PBT Crastin SK645FR
Density | 1.71 | g/cm | *** 1183 |
Melt Mass-Flow Rate (MFR)(250°C/2.16 kg) | 9.0 | g/10 min | *** 1133 |
Melt Volume-Flow Rate (MVR)(250°C/5.0 kg) | 11 | cm/10min | *** 1133 |
Molding Shrinkage | *** 294-4 | ||
Across Flow | 1.3 | % | |
Across Flow2 | 1.5 | % | |
Across Flow : 80°C, 48 hr | 0.25 | % | |
Flow | 0.40 | % | |
Flow2 | 0.50 | % | |
Flow : 80°C, 48 hr | 0.10 | % | |
Water Absorption | *** 62 | ||
Saturation, 23°C, 2.00 mm | 0.30 | % | |
Equilibrium, 23°C, 2.00 mm, 50% RH | 0.10 | % | |
Viscosity Number (Reduced Viscosity) | 100.0 | ml/g | *** 1628 |
Viscosity Number | 100 | cm/g | *** 307 |
| Mechanical | Nominal Value | Unit | Test Method |
Tensile Modulus | 11000 | MPa | *** 527-1 |
Tensile Stress(Break) | 120 | MPa | *** 527-2 |
Tensile Strain(Break) | 2.4 | % | *** 527-2 |
Tensile Creep Modulus | *** 899-1 | ||
1 hr | 11000 | MPa | |
1000 hr | 8000 | MPa | |
Flexural Modulus | 9500 | MPa | *** 178 |
Flexural Stress | 215 | MPa | *** 178 |
Poisson&＃39;s Ratio | 0.34 | ||
| Impact | Nominal Value | Unit | Test Method |
Charpy Notched Impact Strength | *** 179/1eA | ||
-30°C | 9.0 | kJ/m | |
23°C | 9.0 | kJ/m | |
Charpy Unnotched Impact Strength | *** 179/1eU | ||
-30°C | 55 | kJ/m | |
23°C | 55 | kJ/m | |
Notched Izod Impact Strength | *** 180/1A | ||
-30°C | 8.0 | kJ/m | |
23°C | 9.0 | kJ/m | |
Unnotched Izod Impact Strength | *** 180/1U | ||
-30°C | 40 | kJ/m | |
23°C | 40 | kJ/m |
