cast aluminum heating ring /heater Aluminium Heaters for conical screw and barrel( aluminium casting heater) Advantage : 1.The cast aluminum heater can attach closely with the heated material.It can be up to needed temperature quickly,high thermal conductivity.heating evenly,vibration and concussion resistant abrasion protection,long life span,safe and credible. 2.The cast aluminum heating device is widely used. It has many advantages which other heaters don't have. For example:it can be made into many forms:square,circular,triangle,circle plank,right angle,cone,tubular,HaF form,an anomalous forms etc. Diameter 120mmX365mm Min. Order 4 zones/ 1 set Materials Aluminium Casting heaters Discount Available Application widely used in plastic extrusion, chemical fibre, blowing moulding machines Payment Term T/T , L/C Performance 1. 240V 2800W2. Heating tube is winding, well-proportioned & non-leakage.3. Non air bubble & Non s…