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US5605706A Meltblowing die 失效
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Meltblowing die
摘要:
A meltblowing die assembly featuring a preassembled die tip assembly permitting the rapid exchange thereof. The preassembled die tip assembly includes a die tip having a triangular nosepiece, a member mounted on the die tip assembly for conforming the die tip to the die body, and a pair of air plates mounted on the die tip and in combination with the nosepiece define converging air slots.
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