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LN64 series four column fast hydraulic cold extrusion machine

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brief introduction：The Ln64 series four column rapid hydraulic stretching machine is designed and manufactured specifically for the aluminum and stainless steel product industries. It is particularly suitable for the extrusion forming of aluminum thin sheets and aluminum products, as well as the extrusion forming of stainless steel thin sheets and stainless steel products. It is also suitable for processes such as shaping, trimming, flanging, bending, or composite stretching of metal materials. This series of models is widely used in industries such as kitchenware, tableware, hardware, automobiles, motorcycles, etc.
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Product Category

LN28 four column fast hydraulic stretching machine
LN32 four column universal hydraulic press
LN32-S precision punching machine
LN33 four column upward moving hydraulic press
LN34 frame up moving hydraulic press
LN34-R steel wire winding hydraulic press
LN34-S frame down pressure hydraulic press
LN41 single column hydraulic press
LN61 four column three-way hydraulic press
LN64 four column fast hydraulic cold extrusion machine
LN98 four column water bulging hydraulic press
LN99 internal high-pressure forming hydraulic press

Product Feature

  • The movable crossbeam has two sections of speed, fast descending without load, slow profiling and pressing, fast return, and high work efficiency;
  • Automatic material return device, simplifying mold structure;
  • Automatic counting function;
  • The main sealing components are imported products, with a long service life;
  • The key electrical components adopt well-known brands from Europe, America, and Japan, with high working reliability;
  • The hydraulic components are selected from internationally renowned brands to ensure good performance;
  • The surface of the column and piston rod are treated with medium frequency and plated with hard chromium;
  • Equipped with infrared protection device for safer operation;
  • Centralized lubrication system to extend the service life of the machine;
  • Multiple working modes: main cylinder fixed stroke and constant pressure optional, lower cylinder edge pressing and material returning optional, material using or not using optional, lower cylinder using or not using optional.

Technical Parameter

Project Unit Parameter
LN64-200 LN64-350 LN64-400 LN64-600 LN64-800 LN64-1000 LN64-1200
Nominal force KN 1500 2500 2500 4000 5000 6000 8000
Main cylinder liquid working pressure Mpa 18.6 20 20 20 26 24 25
Return force (at 16MPa) KN 70 103 103 143 290 290 290
Edge holding force KN 500 1000 1500 2000 3000 4000 4000
Maximum liquid pressure of edge pressing cylinder Mpa 20 26.5 24.5 25 24 25 25
Top output force (at 20MPa) KN 60 60 60 60 60 60 60
Travel of movable crossbeam mm 560 650 650 700 700 850 900
Edge pressing stroke mm 280 325 325 350 350 400 450
Maximum stroke of top ejection mm 220 280 280 320 320 350 400
Distance from the movable crossbeam to the workbench Maximum mm 960 1165 1165 1200 1200 1300 1400
Minimum mm 400 515 515 500 500 450 500
Moving beam lifting speed Fast down mm/s 192 220 220 200 120 120 120
Slow pressurization mm/s 18-23 13.6-20 13.6-20 12.6-18 10-17 11-15 8.5-12
Fast return mm/s >250 250 250 280 ≥190 ≥190 ≥190
The height of the workbench from the button surface mm 1090 1300 1456 1550 1780 1980 2130
Motor power KW 20 37 37 55 55+1.5 75+1.5 75+1.5
Effective area of workbench mm 700×850 900×1000 1000×1100 1100×1300 1300×1500 1500×1800 1800×1500
Overall dimensions About mm 1850 2180 2200 2400 2300 2560 2840
Around mm 1660 1700 1700 2000 1900 1900 1500
Height mm 3650 4200 4400 4760 5140 5330 5840
Total weight of the entire machine(approximately) t 6.3 11.5 13.2 19.6 33 43 58
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