| http://www.w3.org/ns/prov#value | - Preferred polymers include elastomers, such as for example, natural rubber (with an elastic modulus of 2500 psi), SBR (2500 psi), acrylate, butyl (1000 psi), chlorosulfonated polyethylene, EPDM, epichlorohydrin, fluorinated rubbers (250 psi), neoprene (1000 psi), nitrile (1500 psi), polybutadiene, polyisoprene (2500 psi), polysulfide (1400 psi), silicone, and urethane (1200 psi).
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