... different specifications. The line is the special pultrusion machine used to produce FRP rebar with different specifications. ... resin bath, winding, heating oven, unwinding device, traction machine, cutting saw and racks for finished products.a. Roving ... , adopts the welding structure of steel plate, steel pipe and angle iron.b. Resin bath: welded by ... x 0.55m(W) x 0.9m(H) fiberglass rebar making machine