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TYPICAL PROPERTIES FOR SILICONE RUBBER
 
   

Typical Properties

Molding & Extrusion Grade, Heat Cured Rubber - Peroxide Cure

POST CURED 4 h/200ºC

GENERAL PURPOSE HIGHER STRENGTH
Appearance Transparent Transparent Transparent Transparent Transparent Transparent Transparent
Specific 1.12 1.15 1.19 1.10 1.16 1.17 1.19
Hardness, Shore A 40 60 80 30 50 60 70
Tensile, Mpa (psi) 10.0
(1449)
10.4
(1505)
9.6
(1390)
9.3
(1350)
10.0
(1450)
11.0
(1590)
10.0
(1450)
Elongation, % 570 470 350 875 700 650 500
Tear, Die B, kN/m (ppi) 22
(125)
21
(120)
21
(120)
26
(150)
35
(200)
35
(200)
35
(200)
Compression Set, % 22 h/175ºC 20 35 55 20 20 25 25
Volume Resistivity N/A N/A N/A N/A N/A N/A N/A
USP XXIII, Class VI Passed Passed Passed Passed Passed Passed Passed
Characterisitics Uncatalyzed, General Purpose


(1) Typical property values are not intended for use in the preparation of specifications. Please contact SRRP for assistance and recommendations before writing specifications on these products.

(2) Custom formulations are available if certain properties must exhibit higher values than those shown above. This chart is intended to be used for illustrative purposes only.

 

Why use Silicone Rubber?
Typical Properties for Silicone
RMA Tolerances for Molded Products
RMA Tolerances for Extruded Products
RMA Tolerances for Cutting to Length Extrusions
General Compatibility Chart for Various Rubber Materials
 
   

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