The calculation of deformation force during steady state stage, as well as the design principles of the expansion feeder plate die is discussed.
分析了宽展挤压变形规律及宽展模具调节金属流动的机理，建立了宽展挤压流动模型。
The BG plate feeder produced by Zhengjiang Mine Machine Company Limited has the strongpoints of large traction, low leakage, stable running, high impact resistant, long life, convenient maintenance.
浙江矿山机械有限公司生产的BG型板喂机，具有牵引力大、漏料少、运行稳、抗冲击强、使用寿命长、维护方便等优点。
The BG plate feeder produced by Zhengjiang Mine Machine Company Limited has the strongpoints of large traction, low leakage, stable running, high impact resistant, long life, convenient maintenance.
浙江矿山机械有限公司生产的BG型板喂机，具有牵引力大、漏料少、运行稳、抗冲击强、使用寿命长、维护方便等优点。
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