Home default Enhanced cooling system (adopts 720 mm diameter primary cooling roller and 370 mm diameter secondary cooling roller) Enhanced cooling system (adopts 720 mm diameter primary cooling roller and 370 mm diameter secondary cooling roller) Pvc Pipe December 25, 2019 Share: Facebook Twitter Pinterest Enhanced cooling system (adopts 720 mm diameter primary cooling roller and 370 mm diameter secondary cooling roller) ... Click to read moreOthers news: Another news: