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Sunlight / Ozone Resistant EPDM Oring Industrial Min 300 Ultimate Elongation
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Sunlight / Ozone Resistant EPDM Oring Industrial Min 300 Ultimate Elongation

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Sunlight /  Ozone Resistant EPDM Oring Industrial Min 300 Ultimate Elongation

 

 

EPDM has outstanding resistance to heat, water and steam, alkali, mild acidic and oxygenated solvents, ozone, and sunlight (-40ºF to +275ºF); but it is not recommended for gasoline, petroleum oil and grease, and hydrocarbon environments. This popular rubber compound is usually the first choice for low torque drive belt applications

 

Trade Names:

  • Nordel . . . Dow Chemical
  • Keltan® . . . Lanxess Corporation
  • Royalene . . . Chemtura Corporation

ASTM D1418 Designation: EPDM

ASTM D2000/SAE J200 Type, Class: AA, BA, CA, DA

Apple Compound Designation: EP

Standard Color: Black

Description: A copolymer of ethylene and propylene (EPR), combined with a third comonomer adiene(EPDM), Ethylene Propylene has gained wide seal industry acceptance for its excellent ozone and chemical resistance characteristics.

Key Use(s): Outdoor weather resistant uses. Automotive brake systems. Automobile cooling systems. Water applications. Low torque drive belts.

Temperature Range
Standard Compound: -40° to +275°F
Special Compound: -67° to +302°F

Hardness (Shore A): 40 to 95

Features: When compounded using peroxide curing agents high temperature service can reach +350°F.  Good resistance to acids and solvents (i.e. MEK and Acetone). 

Limitations: Have no resistance to hydrocarbon fluids.

Press Cure                                                                               Post Cure
Sheet : 5min 170                                                                 Sheet : 1 hrs 125
Button : 10 min 170                                                            Button : 1 hrs 125
ORIGINAL    PROPERTIES  SPECIFICATION     TEST RESULT               
HARDNESS  SHORE  A 70°±5 70
TENSILE  STRENGTH, MPA, MIN 14 14.9
ULTIMATE   ELONGATION, , MIN 300 327
SPECIFIC  GRAVITY  (g/cm3)   1.15
       
 HEAT  RESISTANCE  70 H . AT 100           
CHANGE IN HARDNESS, POINTS   10 2
CHANGE IN TENSILES  STRENGTH,% -25 -4.1
 ULTIMATE ELONGATION,MAX % -25 -3.4
       
COMPRESSION SET, MAX, 22H AT 70   25 8
       
RESISTANCE TO OZONE        
EXPOSURE  METHOD B   N0 CRACK PASS
       
WATER RESISTANCE:100,70H (EA14)
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Dongguan Ruichen Sealing Co., Ltd.
no 332 Hewan New Village chashan town, Dongguan, Guangdong, China (Mainland)
Related Keyword(s): EPDM Ozone Max Min Thermometer Epdm Sponge Hose Epdm View all Ozone Generator Ozone Purifier Ozone Sterilizer Ozone Disinfector Epdm Rubber Sheets View less
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