This machine is mainly designed and manufactured for the shrinking process of hot runner heating tubes. It is small in size, low in noise, and high precision; it can shrink round tubes, square tubes, oval tubes, flat tubes and other shapes. A; Range of shrinkable pipe diameter: 1.5-8(mm) B; Length of shrinkable pipe diameter: 30--3000 (mm) C; Classification of machine structure: integral casting, split combination D; Number of groups; 12 groups from stock, support customized E; Mould material: alloy, high-speed steel, mould steel F; Reducing tube speed: from 10-20 (m/min) G; Volume (length * width * height) (mm) 1400*1100*1250 (mm)