... different fields. 2.weigh precision and seal fast. 3.easy operation and save labor. Packing and sealing machine parameters:Model: YF-50LRated ... steady, save power, easy operation, precise weigh and so on.The main machine adopts fast, middle, slow three kinds of ... the machine video,pls check the link as follows:http://v.youku.com/v_show/id_XNDQ2OTY0ODE2.html Automatic packing and sealing machine for ...