Sealant tape is used to seal vacuum bagging film and mould. It must has appropriate stickiness to stick the mould and vacuum bagging film. After curing, it can be stripped from mould surface with no residuum.All clamp is resin in composites molding process prior to curing resin base layer on the surface of the plate type, main effect is used for transmission and distribution of pressure, make the composite parts with no wrinkles, gap, stratification, deformation, the phenomenon such as...