Recommended Shelf Life
Associated with Products Fabricated from Various Rubber Polymers

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Recommended Shelf Life

The recommended shelf life may vary based on polymer type and compound formulation. The actual life could vary dramatically based on storage conditions.

As a fully integrated manufacturer, WARCO BILTRITE is equipped to formulate custom compounds specifically designed for your application. Please contact us to discuss your needs:

Tel: 714-532-3355    |    Email:

Recomended Storage Conditions:

  • Store in a cool, dry place with temperature below 75° F
  • Keep away from direct heat or open flames
  • Avoid contact with solvents or other fluids
  • Do not store in direct sunlight
  • Keep products wrapped or sealed to minimize the absorption of moisture
  • Store in a relaxed condition free from tension, compression or other deformation
Trade Name
Type of
Rubber Polymer
ASTM D 1418
ASTM D 2000
Shelf Life
Silicone Silicone Q FE, GE TA 20 years
Viton® Fluoroelastomer FKM HK TB
Nitrile, Buna-N Acrylonitrile-butadiene NBR BF, BG, BK, CH SB 5 to 10 years
Butyl Isobutylene-isoprene IIR AA, BA RS
Neoprene Polychloroprene CR BC, BA SC
EPDM, EP Rubber Ethylene-propylene EPDM BA, CA RS
Hydrin Epichlorohydrin CO, ECO CH SB
SBR Styrene-butadiene SBR AA, BA RS 3 to 5 years
Natural Rubber Polyisoprene NR AA RN
Synthetic Natural Rubber Polyisoprene IR AA RN
Neoprene (Commercial Grade) --- --- BC SC
Nitrile, Buna-N (Commercial Grade) Acrylonitrile-butadiene NBR BF, BG SB