... water ring to cool HDPE(PP, ABS)material, which can fit for the requirement of HDPE(PP, ABS ... line adopts PLC control system and large liquid crystal screen, which makes the operation very convenient. The line ... CE certificate. 3. Diameter range is 16mm-800mm, which can be changed into inch standard to meet clients ... water ring to cool PE(PP, ABS)material, which can fit for the requirement of PE(PP, ABS ...