Forming mold and preparation method of composite material anti-pollution barrel
The invention provides a forming die and a preparation method of a composite anti-pollution barrel. Comprising a mandrel, a cover plate and an air tap. The core mold and the cover plate are made of aluminum alloy; vent holes are formed in two ends of the mandrel; the cover plate and the core mold ar...
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Format: | Patent |
Sprache: | chi ; eng |
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