Key words: high speed precision press, punch machine, punch press, punching press, punching machine, sheet punching machine, mechanical punching machine JZ21G Series High Speed Precision Press Main properties of products: The press of this series is a high speed precision machine suitable for continuous precision production in large quantity.It can be used in small-size punching production in indusries such as precision electronics, communication equipments, household electrical appliances, auto accessories, electric motors, and etc. 1. High rigidity: Quality cast iron frame dealed with heat treatment ensures less deformation and lower vibration. 2. High precision: Longer slide guides improve the moving precsion of press. 3. High reliablility: programmable controller (PLC) and electronic cam switch are applied to ensure the reliability of press. 4. Low noise: Asembled friction clutch-brake is applied, which ensures that the machine runs smoothly with less noise. Specifications of products: No.Descriptions Model UnitJZ21G-25JZ21G-45JZ21G-601Nominal CapacitykN2504506002Nominal Strokemm111.23Stroke of Slidemm3030304Strokes per Minutespm200 400200 400150 2705Max Die Heightmm2002403006Die Height Adjustmentmm6075757Throat Depthmm1802402908Worktable SizeR-Lmm580720800F-Bmm3404605609Worktable Hole SizeR-Lmm250300340F-Bmm8010012010Slide Bottom SizeR-Lmm350460570F-Bmm25034042011Shank Hole SizeDia.mm405050Depthmm60708012Distance Between Columnsmm24032036013Bolster Thicknessmm75808014Motor PowerkW35.57.515Air PressureMpa0.550.550.5516Weight (about)Kg275037105700