1. Tube blank is designed with the help of computer, which surely contributes to the increasing of yield of bottle 2. Using international advanced two stage double taper locating technology. Each cavity self-locks independently to ensure low decent ration of product. 3. Core and cavity are made of special mould steel after preheating treatment in the original factory in Sweden. Individual temperature control for all cavities. 4. Lip cavity is made of imported nitrated steel, which is of high hardness and long service life, in accordance with international Standard. 5. The excellent hot runner design assures uniform heating and greatly improves the quality of plastic product. 6. No cutting of gate is employed to reduce the labor intensity. Standard Inter-changeable mould components. 7. The life of mould is more than 2 million times. HOT RUNNER SYSTEM: The hot runner adopts the PID controlling system. It has the function of the self repair and self protection, which can prolong the life of the heating element. PET PREFORM MOULD PARTS: 1. Cores: Statinless steel with titanium nitrate core surface finish 2. Locking rings: With air assisted preform injection 3. Neck rings: Stainless steel, water cooled 4. Cavities: Highly polished and chromed surfaces 5. Gate inserts: Stainless steel with highly polished surfaces