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3R 895
CORK-NEOPRENE
ISO 9001 : 2000 Certified
 

Cork/neoprene rubber blend, a firm material with high tensile and tear resistance and low compression set. Excellent heat resistance and moderate swell in fuels and oils.
 

Applications //
It is ideal for fire hydrant valves, radiators, thermostats (auto), heat pumps. It is very good for dry heat. Resists to ethylene glycol.


Technical data //

PHYSICAL PROPERTIES    
Polymer   Chloroprene Rubber  
Color Natural  
ASTM D 2240 Durometer Shore A (pts) 55 - 75
ASTM F 1315

Density (lbs/ft³)
Specific Gravity

50 – 60
0.800 – 0.960

ASTM F 152 Tensile Strength (psi) 250 min.
ASTM F 36 Compressibility (400 psi), (%) 25 - 35
ASTM F 36 Recovery, (%) 80% min.
ASTM F 147 Flexibility, initial (F=5) No cracks

 
IMMERSIONS
ASTM Test Method Property Value
ASTM F 146

Volume change,  ASTM #1, 70 hrs.  100°C (%)
Volume change,  IRM 903, 70 hrs.  100°C (%)
Volume change,  Fuel A, 22 hrs.  RT (%)

-2 to +20
+15 to +50
0 to +15

ASTM F 146 Thickness change,  IRM 903, 70 hrs. 100°C (%)

+5 to +20

ASTM D 395 Compression set,  Method A, 22 hrs., 70°C (%) 50 max.



06-11/rev.0

N.B. The information, details, dimensions and values indicated are to our best knowledge. We recommend testing according to local conditions. The specifications are subject to change without notice.
 
55, Route 116 West, Danville (Quebec) J0A 1A0 Tel.: (819) 839-2793
Fax: (819) 839-2797 • www.industries3r.com



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