Characteristics and application of MSK high-temperature resistant silicone rubber

  • HTV
  • 2022/10/12

硅橡胶以硅-氧键为主链,显著的特点是良好的耐热性,在200℃左右的温度下能长期使用,被广泛用作高温弹性体材料,MSK MD2900系列耐高温胶区别于普通硅胶可耐温300℃度以上,广泛用于一些耐热性能要求高的硅胶制品。 

产品特点: 

 1.杰出的高温稳定性(可达300℃)及良好的机械性能。

 2.价格便宜,与其他国际品牌的耐高温硅胶相比价格更低。


 产品应用: 

 1.低熔点合金模具:铅、锡、锌合金饰品模具。

 2.家电行业:电烫斗垫片、炊具及烘箱部件等。

 3.汽车、灯饰等行业的耐高温电线、配件等

MSK MD2900系列耐高温胶物性表:

物性

MD2920

MD2930

MD2940

MD2950

MD2960

MD2970

MD2980

外观

透明(H型)或米黄色(Y型)固体

可塑度

120

140

150

180

210

270

310

硬度,HA

20

30

40

50

60

70

80

比重,g/cm3

1.06

1.08

1.12

1.15

1.19

1.22

1.24

撕强度KN.m-1

11.5

15

17

22

24

23

16

拉伸强度MPa

5

7

8

8.5

8

7.8

7

伸长率

650

550

450

400

340

250

150

线收缩率

3.7

3.6

3.3

3.1

2.9

2.8

2.7

250°C热老化72小时后物性变化

硬度,HA

26

35

44

54

63

73

82

拉伸强度MPa

4.1

5.7

6.5

6.8

6.6

6.4

5.6

伸长率

520

440

360

320

272

200

120

300°C热老化72小时后物性变化

硬度,HA

32

40

47

63

70

77

85

拉伸强度MPa

3.2

4.5

5.2

5.3

5

4.7

4.2

伸长率

420

360

280

264

221

165

101

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