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Centrifugal mold for worm gear casting
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Large-size aluminum bronze sleeve pouring die
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Mould for drilling holes in worm wheel
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Processing method for rear cover of aluminum motor
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Method of boring worm gear
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Die used for aluminous back cover of electric motor
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External metal mold for pouring worm wheel
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Die used for gear machining
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Casting method of zinc alloy massive plate
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Nonmagnetic zinc alloy elevator braking loose brake bar and manufacturing method thereof
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