PTFE seamless belts for hot sealing also called PTFE seamless fusing machine belt:

Keywords: air pillow, void fill, packaging, shrink-wrap

the belt is made of high tensile fiberglass or Kevlar, knitted by special equipment and coated with fine PTFE. Seamless belt overcomes former problems of traditional joint fusing machine belt such as bad stability, ruptures, and deflecting for different girth on two sides at the joint. The using life of seamless PTFE Fusing Machine Belt are much longer than all kinds of joint PTFE Fusing Machine Belt.