Glue gun working principle

1. The working principle:
Electric resistance heating wire will melt into the hot melt adhesive rod in hand to promote the role of the pressure valve will melt the plastic material extrusion (top) out.

2. The advantages and disadvantages of hot melt adhesive fixed:
Because of its fixed space range, high adhesive force. Fixed-effects and can be returned to the demolition. Operating flexibility, so widely used in toys. Electronics factory, but because of expensive stick prices, fast solidification, easy-drawing, and its application subject to certain restrictions.