Nitro Alloy Twin Parallel Screw provides high surface area and low shear screw designs that can optimize the homogeneity of the melt, maximize the productivity of the extruder and ensures longer functional life for both the screws and barrel. The Twin Parallel Screw is mainly used for pipe plants. The Twin Parallel Screw is made of quality grade nitro alloy. Nitro Alloy Twin Parallel Screw comes in different specifications to cater to specific requirement.