lubricate and also help to clean and cool 6.paper entering and out are separated, each have their frequency convert motor to control speed, synchronized driven, stable and low noise 7.double-row round wheels are used at entrance to reduce the cutting errors caused by dithering of paper board. 8.exit and sending platform use round wheels and conveyer belt, which make paper board ejection steady. 9.round wheels device pneumatic controlled, special design, easy to operate...
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