Product Description and Application 产品描述和用途
The SB-6000 series is IPN of styrene thermoplastic elastomeric compounds. There are no harmful contents, and have excellent physical and mechanical properties, and high-temperature resistant. There are rubber characteristics under -50℃conditions. The highest working temperature is 125℃. The range of hardness is from 50A to 40D. The tensile strength, elongation and elastic resilience can match TPU.
TPE-EP6000系列是苯乙烯类№热塑性弹性体的互穿网络聚合物（IPN），不含有害物质，具↑有优异的物理机械性能，耐高低温性卐卓越，在-50℃时仍具有橡胶特性，最高工◥作温度125℃，其硬度▲范围50A～40D，其拉伸强度、伸长率和回弹性等可与聚氨①酯（TPU）相媲美。
SB-6000 series can be used for：
l Insulation jacketing of submarine cables and polar cables. Jacketing of various telephone lines and electrical wires under harsh environment
l Soft anti-flex cable jacketing of cable core under 90-125 ℃
l Fitness and sports apparatus, like chest developer, advanced gym shoes, etc,
l Rubber parts of medical appliance, seal parts and rubber parts of electric appliance
l Tenacity modification of plastics and engineering plastics.
SB-6000系列弹性体可以用】于：
1、海底电缆，极地电缆的绝缘护套。严酷气候下的各种电话线，电子〗线的护套；
2、线芯温度90-125 ℃的柔软耐曲绕电缆护套；
3、健身＠ 与体育用品；如扩胸器，高级运动鞋■等；
4、医疗器械橡胶件，密封件，电子电器用橡胶件；
5、塑料与工程塑料的增韧改性。
Processing Indicator 加工工艺
Machine Barrel Temperature
机筒温度 |
Molding Temprature
机头温度 |
Melting Temperature
熔体温度 |
| 150 – 180 ℃ |
195 ±5℃ |
175±5℃ |
The temperature mentioned above is for reference only, and should be modified according to different structures of different extruders and screws.
以上温度仅作参考，根据挤→出机及螺杆结构的不同，可相应调整。
Dry Condition干燥条件
No need for drying in normal environment. If the compound was affected with damp, dry it in 90℃conditions for 2-3 hours, or in 70-80℃ for 3-4 hours. Keep the moisture content of compound smaller than 0.1wt%.
一般不需干燥。如受潮，在90℃条件下干々燥2-3小时，或在70-80℃条件下干燥3-4小时，保持树脂含水量小于0.1wt%后再使用。
Physical and Electrical Properties 物∞理及电气性能
Item
试验项目 |
Unit
单位 |
Typical Data
典型值 |
| SB-6001 |
SB-6002 |
SB-6003 |
SB-6004 |
Density at 23℃
23℃密度 |
g/cm3 |
0.889 |
0.900 |
0.913 |
0.885 |
Hardness
硬度 |
Share A |
81 |
75 |
86 |
55 |
Melt Flow Index
熔体流动速率 |
2.16kg×200℃
g/10min |
0.31 |
0.48 |
---- |
0.48 |
Tensile Strength
拉伸强度 |
MPa |
17.6 |
20.5 |
19.5 |
15.5 |
Spring Back
回弹性 |
% |
54 |
---- |
---- |
---- |
Elongation at Break
断裂伸长率 |
% |
684 |
810 |
652 |
850 |
Tensile Permanent Distortion
拉伸永久变形 |
% |
5.5 |
---- |
---- |
---- |
| Compression Set压缩永久变形 |
70℃×22hr |
% |
22 |
24 |
28 |
25 |
| 120℃×22hr |
% |
69.2 |
77.8 |
84.3 |
75.8 |
Abrasion
磨耗量（阿克隆） |
cm3/1.61kM |
0.16 |
---- |
---- |
---- |
Ozone Resistance Aging
耐臭氧老化 |
50×10-8
Tension 20%
40℃×72hr |
No crack
无裂纹 |
No crack
无裂纹 |
No crack
无裂纹 |
No crack
无裂纹 |
Low Temperature Impact
低温冲击 |
-30℃ |
Pass
通过 |
Pass
通过 |
Pass
通过 |
Pass
通过 |
Brittleness Temperature
脆性温度 |
℃ |
-63.6 |
-61 |
-58.5 |
-65 |
Air Aging Condition
热空气老化条件
156℃×168h |
Variation of Tensile Strength
拉伸强度变化率 |
% |
+79.3 |
+32.2 |
+25.5 |
+28.2 |
Variation of Elongation
断裂伸长变化率 |
% |
+35.5 |
+15.9 |
+30.3 |
+14.9 |
Volume Resistivity at 20℃
20℃体积电阻率 |
Ω.cm |
5.3x1014 |
4.6x1014 |
6x1014 |
6.5x1014 |
