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Sand mouth cleaning plant under a kind of 3D printing equipment sanding gear
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A kind of sand mold riser runner and preparation method
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A kind of blind riser sand core
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Core and its cold-box core shooting universal mold and manufacture method
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A kind of side sand core with scattered running gate system
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A kind of positioner of casting sand core streamline
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A kind of sand core structure for preventing that chill from dropping
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A kind of group core mechanical device of adaptive location
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Chill and the core design method and chill laying method for being easy to place chill
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A kind of insulated feeder sand core structure and core manufacture method
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A kind of combining structure and design method of core chill
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A kind of method of 3D printing core
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A kind of recovery system and method for casting sprayed coating
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One kind mixing primary and secondary cored-up mould technique
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