GOST 22068-1976 Rectangular ejector plate-blanks of injection moulds Design and dimensions《压力热塑铸造用压模顶出器矩形板坯料 结构及尺寸》.pdf

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GOST 22067-1976 Cross-forming ejector plate-blanks of injection moulds Design and dimensions《压力热塑铸造用压模顶出器十字形板坯料 结构及尺寸》.pdf

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