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GELOY CR7520 resin
丙烯腈-苯乙烯-丙烯酸酯
产品说明：
ASA copolymer. Automotive grilles and exteriors. Excellent weatherability, good flow/aesthetics and high impact. Rated f2 by UL.
GELOY CR7520 resin 物性表
| 基本信息 |
|
| 黄卡编号 |
|
| 特性 |
- 共聚物
- 抗撞击性，高
- 良好的流动性
- 耐气候影响性能良好
|
| 用途 |
|
| 加工方法 |
|
| 物理性能 |
额定值 |
单位制 |
测试方法 |
| 比重 |
1.06 |
g/cm3 |
ASTM D792 |
| 熔流率（熔体流动速率） |
|
|
ASTM D1238 |
| 220°C/10.0 kg |
7.0 |
g/10 min |
ASTM D1238 |
| 260°C/5.0 kg |
13 |
g/10 min |
ASTM D1238 |
| 收缩率 - 流动(3.20 mm) |
0.50 到 0.70 |
% |
内部方法 |
| 吸水率(平衡, 23°C) |
0.55 |
% |
ASTM D570 |
| 室外适用性 |
f2 |
|
UL 746C |
| 硬度 |
额定值 |
单位制 |
测试方法 |
| 洛氏硬度(R 级) |
86 |
|
ASTM D785 |
| 机械性能 |
额定值 |
单位制 |
测试方法 |
| 拉伸模量1 |
1790 |
MPa |
ASTM D638 |
| 抗张强度2 |
|
|
ASTM D638 |
| 屈服 |
41.4 |
MPa |
ASTM D638 |
| 断裂 |
34.5 |
MPa |
ASTM D638 |
| 伸长率3(断裂) |
40 |
% |
ASTM D638 |
| 弯曲模量4(50.0 mm 跨距) |
1790 |
MPa |
ASTM D790 |
| 弯曲强度5(屈服, 50.0 mm 跨距) |
58.6 |
MPa |
ASTM D790 |
| 冲击性能 |
额定值 |
单位制 |
测试方法 |
| 悬壁梁缺口冲击强度 |
|
|
ASTM D256 |
| -30°C |
59 |
J/m |
ASTM D256 |
| 23°C |
320 |
J/m |
ASTM D256 |
| 装有测量仪表的落镖冲击(23°C, Total Energy) |
25.4 |
J |
ASTM D3763 |
| 热性能 |
额定值 |
单位制 |
测试方法 |
| 载荷下热变形温度 |
|
|
ASTM D648 |
| 0.45 MPa, 未退火, 3.20 mm |
87.8 |
°C |
ASTM D648 |
| 0.45 MPa, 未退火, 6.40 mm |
90.6 |
°C |
ASTM D648 |
| 1.8 MPa, 未退火, 3.20 mm |
76.7 |
°C |
ASTM D648 |
| 1.8 MPa, 未退火, 6.40 mm |
79.4 |
°C |
ASTM D648 |
| 1.8 MPa, 退火 |
95.6 |
°C |
ASTM D648 |
| 维卡软化温度 |
99.4 |
°C |
ASTM D15256 |
| 线形热膨胀系数 |
|
|
ASTM E831 |
| 流动 : -30 到 0°C |
8.5E-5 |
cm/cm/°C |
ASTM E831 |
| 流动 : -40 到 40°C |
8.6E-5 |
cm/cm/°C |
ASTM E831 |
| 流动 : 0 到 100°C |
9.0E-5 |
cm/cm/°C |
ASTM E831 |
| 横向 : -40 到 40°C |
9.2E-5 |
cm/cm/°C |
ASTM E831 |
| RTI Elec |
50.0 |
°C |
UL 746 |
| RTI Imp |
50.0 |
°C |
UL 746 |
| RTI |
50.0 |
°C |
UL 746 |
| 电气性能 |
额定值 |
单位制 |
测试方法 |
| 表面电阻率 |
1.0E+15 |
ohms |
ASTM D257 |
| 介电强度(3.20 mm, in Oil) |
16 |
kV/mm |
ASTM D149 |
| 介电常数 |
|
|
ASTM D150 |
| 50 Hz |
5.20 |
|
ASTM D150 |
| 60 Hz |
5.20 |
|
ASTM D150 |
| 1 MHz |
3.21 |
|
ASTM D150 |
| 耗散因数 |
|
|
ASTM D150 |
| 50 Hz |
0.15 |
|
ASTM D150 |
| 60 Hz |
0.15 |
|
ASTM D150 |
| 1 MHz |
0.026 |
|
ASTM D150 |
| 相比耐漏电起痕指数(CTI) |
PLC 0 |
|
UL 746 |
| 高电弧燃烧指数(HAI) |
PLC 0 |
|
UL 746 |
| 热丝引燃 (HWI) |
PLC 3 |
|
UL 746 |
| 可燃性 |
额定值 |
单位制 |
测试方法 |
| UL 阻燃等级(1.47 mm) |
HB |
|
UL 94 |
| 光学性能 |
额定值 |
|
测试方法 |
| Gardner光泽度(60°, 无织构) |
95 |
|
ASTM D523 |
| 注射 |
额定值 |
单位制 |
|
| 干燥温度 |
82.2 到 87.8 |
°C |
|
| 干燥时间 |
3.0 到 6.0 |
hr |
|
| 干燥时间，最大 |
12 |
hr |
|
| 建议的最大水分含量 |
0.040 |
% |
|
| 建议注射量 |
40 到 80 |
% |
|
| 料筒后部温度 |
221 到 249 |
°C |
|
| 料筒中部温度 |
227 到 260 |
°C |
|
| 料筒前部温度 |
238 到 271 |
°C |
|
| 射嘴温度 |
238 到 271 |
°C |
|
| 加工（熔体）温度 |
238 到 271 |
°C |
|
| 模具温度 |
54.4 到 76.7 |
°C |
|
| 背压 |
0.689 到 1.38 |
MPa |
|
| 螺杆转速 |
30 到 80 |
rpm |
|
| 排气孔深度 |
0.038 到 0.076 |
mm |
|
| 备注 |
| 1 . |
50 mm/min |
| 2 . |
类型 1, 50 mm/min |
| 3 . |
类型 1, 50 mm/min |
| 4 . |
1.3 mm/min |
| 5 . |
1.3 mm/min |
| 6 . |
标准 B (120°C/h), 载荷2 (50N) |
