... foam ,cardboard,fabric,leather,plastic,flooring, fibreglass soft wood etc. die cutting. Especially for big area sheet material and the whole blister ... cost. 4. Differential design, the knives down to automatic slow cutting, so no difference between upper and lower level.5. It ... will not have the continuous or trimmings in edge when cutting the environment-friendly materials, such as PS, EPE, OPS, PET ...