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Where the billet is placed in the container and pushed through the die by the ram pressure. direct extrusion finds application in the manufacture of solid rods, bars, hollow tubes, and hollow and solid sections accord-ing to the design and shape of the die. in direct extrusion, the direction of metal flow will be in the same direction as ram travel.
Single layer or multi-layer coating film extrusion line application range :paper-plastic compound 、aluminum-plastic compound 、plastic-plastic compound 、paper-aluminum plastic compound jwell coating film production lines, including milk, liquid asepsis packing film co-extrusion line, high-class digital printing paper. extrusion and laminating composite production line,toothpaste sheet ...
Taizhou haiyue mould machinery co., ltd. is a special manufacturer of molds & dies for plastic boards and casting films. our dies fit for pp, pc, pmma, hips, epes, epe, eva, ps, pet and upvc materials.
Jan 01, 2009 · stop die buildup. die buildup, also called die drool, die bleed, or plate-out, can plague any extrusion process. thick, fluffy die buildup may be caused by partial foaming in the melt, resin compatibility issues, or high die stress. die flow can be modeled to study stresses on a resin at the die exit, which can lead to die buildup.


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