... 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 ... to control the temperature. The heating box adopts mesh structure and it is easy to open it and ... 55m(W) x 0.9m(H) fiberglass rebar making machine