... the thermal pultrusion moulding machine. The pultruded fiberglass channel retains high strength property of glass fiber. At ... substitute for metal channels.Our line of fiberglass profile shapes include angle, channel, beam, wide flange, tube, flat bar, ... , drilling, turning, polishing, tapping, etc.Fiberglass Channel Specification C Channel, U Channel Fiberglass C ChannelDimension mm A×B×T1×T2Length ...