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Description

The RJH-541 series are general purpose fumed silica silicone rubber for particularly transparent applications.


Technical Index

Typical general characteristics

Property

Inspection    method

Value

Value

Value

Value

Value

Appearance


Transparent

Transparent

Transparent

Transparent

Transparent

Density @23

ISO 1183-1 A

1.08g/cm3

1.12g/cm3

1.15g/cm3

1.19g/cm3

1.26g/cm3

After addition of 1.2% DCBP (50%) and cured for 10min at 120 and post cure for 4h at 200

Hardness Shore A

DIN 53505

38

53

61

71

78

Tensile strength

DIN 53504 S 1

8.6Mpa

8.7Mpa

8.9Mpa

8.7Mpa

8.3.Mpa

Elongation at break

DIN 53504 S 1

539%

529%

421%

418%

170%

Tear Strength

ASTM D 624 B

18KN/m

24KN/m

22KN/m

19KN/m

15KN/m

Compression set

DIN ISO 815-B
  (22 h / 175 °C)

38%

36%

38%

40%

45%

Rebound elasticity

DIN 53512

58%

56%

54%

51%

47%

After addition of 0.6% DBPMH (95%) and cured for 10min at 170 and post cure for 4h at 200

Hardness Shore A

DIN 53505

42

50

62

70

81

Tensile strength

DIN 53504 S 1

9.5Mpa

9.6Mpa

9.2Mpa

9.2Mpa

9.2Mpa

Elongation at break

DIN 53504 S 1

770%

616%

518%

518%

210%

Tear Strength

ASTM D 624 B

21KN/m

26KN/m

26KN/m

22KN/m

18KN/m

Compression set

DIN ISO 815-B
  (22 h / 175 °C)

21%

19%

22%

25%

30%

Rebound elasticity

DIN 53512

56%

55%

56%

50%

45%

After addition of 0.3% PT2001A and 0.6% PT2001B cured for 10min at 130 and post cure   for 4h at 200

Hardness Shore A

DIN 53505

39

48

60

68

78

Tensile strength

DIN 53504 S 1

10.5Mpa

10.8

10.6Mpa

10.2Mpa

10.2Mpa

Elongation at break

DIN 53504 S 1

840%

678%

601%

589%

259%

Tear Strength

ASTM D 624 B

27KN/m

30KN/m

33KN/m

33KN/m

23KN/m

After addition of 1.2% DCBP (50%) and cured for 10min at 120 and post cure for 4h at 200 and after   aging 7days @200

Hardness Shore A

DIN 53505

47

55

66

76

86

Tensile strength

DIN 53504 S 1

8.2Mpa

7.8Mpa

7.5Mpa

7.4Mpa

6.5Mpa

Elongation at break

DIN 53504 S 1

367%

348%

325%

312%

110%

Note: The test data is for reference only.


Application
This product can be used in variety of applications, including:
Extrusion, tubing and profiles Molding Calendering and sheeting Suitable for use in food contact