... pre-press 1.small volume,good appearance 2.wide application in wood-based pannel industry,specially for plywood manufacture. HCM- ... and decorative board, small volume,handling,conveninet asemmbly.2.in and out of gas hose adopts heat-resisting corrugated pipe,steel ... small work power ,fast closing speed,simple structure,low cost.6.good synchronicity,lift smoothlyand low failure rate,easy maintenance. ...