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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
width: about 11
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Weight: about 128g
steel chain Buckle Stick body: 20
Resin Keychain Knuckle Duster Pendant Defense Color:Amber Color width: about 11Epoxy resin is a general term for a class of polymers containing more than two epoxy groups in the molecule. It is the condensation product of epichlorohydrin and bisphenol A or polyol. Due to the chemical activity of the epoxy group, a variety of compounds containing active hydrogen can be used to make it ring opening, curing and crosslinking to generate a network structure, so it is a thermosetting resin. Bisphenol A type epoxy resin has the largest
