The paper introduces the principle of ZK400 Vacuum RT Machines; from control pulse frequency of step-motor to adjust mixes speed of Vacuum RT Machines.
本文介绍了ZK - 400真空注型机的原理及功能，并重点介绍了通过控制步进电机的脉冲频率达到调节真空注型机搅拌速度的目的。
Compared with the control, the vacuum package or adding deoxidant package with materials of low venting quality can constrain the accelerating speed of PV and AV, and delay rancidity.
采用低透气性的包装材料进行真空包装或添加脱氧剂包装，可明显抑制过氧化值和酸价的增加速度，延缓酸败。
KT-400 high vacuum oil diffusion pump, which is characterized by extreme high vacuum, pumping speed large, increase production efficiency while the vacuum pneumatic valves with automatic control.
KT- 400高真空油扩散泵，它的特点是真空极限高，抽速大，提高生产效率，同时真空气动阀门采用自动控制。
Unique pneumatic clamp device, the electromagnetic valve control vacuum table, feeding accurately, high-speed, high efficiency.
独特的气动压板装置，电磁阀控制真空吸附台面，上料准确、高速、效率高。
Unique pneumatic clamp device, the electromagnetic valve control vacuum table, feeding accurately, high-speed, high efficiency.
独特的气动压板装置，电磁阀控制真空吸附台面，上料准确、高速、效率高。
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