High strength fiberglass channel profile frp U channel 

Product Description Specification Fiberglass U channel Production Technique Pultrusion process Surface Treatment Smooth,paint or Customer request Material Composition Fiberglass roving，fiberglass mat，resin，filler Resin Type Orthophthalic resin（GP）Isophthalic resin（ISO） Vinyl ester resin（VE）Phenolic resin（PH）…