What factors should be considered when choosing a conveyor belt for corrugated? LLY PACK double facer belt can be used for 80million meters or more This is the best quality corrugated belt from China, which are widely used by lots of European machines, Taiwanese machine and top level Chinese corrugator brands. Apply polyester filament in the middle of the belt to make it not deformed. The longitudinal shrinkage rate of the belt is 0.9%, and the kevlar anti-collision edge obtained a patent. Choose us as your trusted supplier in China