aluminium extrusion mold for energy saving folding door 

    Structure of Aluminium Extrusion -Hollow Mold and Solid Mold Aluminum profile extrusion dies can be divided into solid dies and hollow dies according to the shape of the extrusion section, and hollow dies can be divided into single-hole dies and multi-hole dies. Hollow mold: It consists of two parts, the upper mold and the lower mold. The general function of the upper mold is to guide the flow and position the hollow part of the hollow profile. The lower mold is the outer surface working belt and empty knife. Solid mold: Only one piece of mold including flow guide and working belt. Advantages of aluminum alloy radiators： At present, aluminum profile radiators are widely used in fields such as automobiles, electronic equipment, lighting equipment, etc.; The aluminum radiator shell is one of the most important components of the radiator. Its…