Material is not used to water, try it with air cooling Contact Link:https://hartek.en.alibaba.com/product/60769643059-805567288/Hartek_16_20_35mm_Mini_Lab_Twin_Screw_Extruder_Machine_Laboratory_WPC_Pelletizing_Granulating_Machine_Sale.html?spm=a2700.icbuShop.41413.8.11093879rKVYRN