Our rubber stock processes include injection, compression and transfer molding. We build our own molds in house and maintain our customers tools free of charge for life!

Custom rubber mixing, molding, extruding, die cut & lathe cutting. Parts include O-Rings, dense and sponge molded parts, gaskets, washers, & stampings. Standard & custom sizes and compounds.
Absorbers Guides Rotary Die Cutting
Assemblies Holders Screens
Bezels Inserts Seals
Boards  Insulators Sheet Stock
Brackets Shields Shims
Bumpers Laser Die Cutting Shrouds
Bushings Liners Spacers
Cord Stock Masks Steel Rule Dies
Cover Mats Straps
Cushions Mounts Strips
Diaphragms O-Rings Supports
Discs O-Strip Tape
Films Packings Tracks
Filters Pads Tubing
Floats Panels Washers
Frames Plates  
Gaskets Plugs  
Grommets Posts  
Guards Rod Stock  


RPM's O-Ring Compounds

Compound List
  Duro. Color Attributes Specifications Met and Typical Capabilities
NITRILE            NBR  (-55 to +125C / oil, fuels, general sealing)
BN70 70 Black General Purpose, 70 Durometer SAE J120A, Class 1 / UL Approved / MIL-P-82745
BN70-FDA 70 Black FDA- for use in contact with food & potable water Meets FDA guidelines per CFR 177.2600
BN70-61 70 Black NSF-61(*) Listed Compound Meets Both UL and NSF-61(*) Guidelines - NSF Listed Compound
BN90 90 Black High Pressure Sealing, 90 Durometer ASTM D2000 M2BG714,EA14,EF11,EF21,EO14,EO34
EPDM  (-55 to +150c/steam, weathering, hydraulics)
EP70 70 Black General Purpose, Peroxide Cured, 70 Durometer ASTM D200 M3DA710,A26,B36,C32,EA14,F19
EP70-FDA 70 Black FDA - for use in contact with food & potable water  Meets FDA guidelines per CFR 177.2600
EP70-61 70 Black NSF-61(*) Listed Compound Meets Both UL and NSF-61(*) Guidelines - NSF Listed Compound
EP90 90 Black High Pressure Sealing, 90 Durometer SAE J120A, Class 1 / UL Approved / MIL-P-82745
SILICONE (-65 to +225C / wide temperature range, static apps.)
SI40 40 Red General Purpose: FDA - for use in contact with food AMS 3301G
SI50 50 Red General Purpose: FDA - for use in contact with food AMS 3302G
SI60 60 Red General Purpose: FDA - for use in contact with food AMS 3303J, ZZ-R-765E CLASS 2a/2b, Grade 60
SI70 70 Red General Purpose: FDA - for use in contact with food AMS 3304G, ZZ-R-765E Class 2a/2b, Grade 70 &
SI70W 70 White General Purpose ASTM D2000 M7GE705,A19,B37,EA14,EO16,EO36,F19,G11
SI80R 80 Red General Purpose: FDA - for use in contact with food AMS 3305H
FLUOROSILICONE (-65 to +175C / aircraft fuel & petroleum oil resistance)
FS60 60 Blue General Purpose MIL-R-25988B Ty 1, C11, Gr60
FS70 70 Blue General Purpose MIL-R-25988B Ty 1, C11, Gr70
FS75 75 Blue General Purpose MIL-R-25988B Ty 1, C13, Gr75
FS80 80 Blue General Purpose MIL-R-25988B Ty 1, C11, Gr80
VITON  (40 to +200C / broad fluid & temperature resistance)
VF60 60 Black General Purpose: Low Compression Set  
VF60B 60 Brown General Purpose: Low Compression Set  
VF75 75 Black Industry Standard: Low Compression Set MIL-R-83248C, AMS 7276D
        ASTM D2000 M6HK810,A1-11,B38,EF31,EO88,F15,Z1
        ASTM D2000 M2HK710,A1-10,B37,B38,EF11,EO78,F15,Z1
V75BR 75 Brown General Purpose: Low Compression Set ASTM D2000 M6HK814,A1,11,B38,EF31,EO88,Z1
V75WH 75 White General Purpose: Low Compression Set ASTM D2000 M6HK710,A1-10,B38,EF31,F15
V90 90 Black General Purpose: Low Compression Set MIL-R-83248C, AMS 7259B
V90 90 Black General Purpose: Low Compression Set ASTM D2000 M7HK914,A1-11,B38,EF31,EO88
V90BR 90 Brown General Purpose: Low Compression Set ASTM D2000 M7HK914,A1-11,B38,EF31,EO88
Note:
  1. ASTM D2000 is identical to SAE J2000.
  2. This is not a complete listing of all ASTM call-outs or compounds.
  3. (*) NSF Listed compounds are listed with NSF-61.  See NSF's website at www.nsf.org for a complete listing of NSF certified stockrs.

Viton® is a registered trademark of DuPont Dow Elastomers. 

For more information about our product lines,
please contact us at:

23272 Arroyo Vista
Rancho Santa Margarita, CA 92688
Tel. 800-913-9582
Fax 800-913-9583
Email: sales@rpmproducts.com
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23272 Arroyo Vista, Rancho Santa Margarita, CA 92688 • Tel. 800-913-9582  Fax 800-913-9583 • Email: sales@rpmproducts.com