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Low Compression Set Series RJ-9300
Description

Features:

  • Low compression set

  • Good mechanical properties

  • Excellent solvent, oil, fuel resistance

  • Maintains properties over a wide temperature range


Technical Index

Product

RJ-9340

RJ-9360

RJ-9370

RJ-9380

Properties

Test Method

Value

Appearance

/

Pale yellow surface smoothing Impurities-free

Specific Gravity, g/cm³

ASTM D792

1.40

1.46

1.47

1.50

Hardness/shore A

ASTM D2240

38

60

70

79

Tensile Strength/MPa

ASTM D412

8.5

9.5

8.5

7.3

Elongation at break, %

ASTM D412

400

300

270

170

Tear Strength, kN/m

ASTM D624-B

16

20

16

15

Compression at Set, 177°C,22h

ASTM D395

10

9

13

13

 

Heat Resistance,225°C,72h

Hardness change(shoreA)

Tensile Strength, Mpa Elongation 

at break,%

+5

+5

+4

+4

-16

-17

-16

-18

-8

-10

-15

-23

Fuel C Volume Change/ % 25°C/72h

ASTM D471

25

24

23

20

Curing Condition:0.8-0.9DBPH(based on 100%) press cure 170°C *15min post cure 200°C*4h


Application
This product can be used in variety of applications, including:
Fluorosilicone rubber
  • Low Compression Set Series fluorosilicone rubber