What kind of rubber bearing is suitalbe for us

Q
What kinds of materials of rubber bridge bearing is more suitable for our local?
A
Natural Rubber : applicable temperature -20° C~50° C.
Neoprene Rubber: applicable temperature -40° C~80° C.

EPDM Rubber: applicable temperature -40° C~80° C.
Normally, The rubber material for elastomeric bearings are requested to used in different areas,sometimes in different projects.
Please name the rubber material when contact us.