入油口加装止逆阀，可避免加工停止时油品垂滴，及不需于下次加工时重复设置油雾量。

GPA-1 oil inlet will be installed with an adverse proof valve to avoid the dripping of oil when the processing stops. Thus there is no need to reset the volume of oil spray for the next process.

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采用特殊装置可使型材弯弧时不变形及型材表面无刮痕，避免因成品受损而重复加工，是加工高档铝合金门窗的理想设备。

Adopt special device to protect the profiles and avoid re-processing. It's ideal machine for processing the high quality aluminum alloy door and window.

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