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ZF-2500 Longitudinal Seam Welding Lathe weld smart welder
Introduction
ZF-2500 Longitudinal Seam Welder is one of the standard product with hold down finger-type clamping device to provide consistent clamping force and chilling of workpiece,and absorb and dissipate additional heat from the workpiece. This design can make sure weld free from melt-through, shrinkage and distortion. It is designed to weld all weldable materials such as stainless steel, carbon steel, heat resisting alloy, titanium alloy. For application to form the material into a desired shape such as flat sheets, round tube, cone open ended cone and open ended box. It can be assembled with power supply and torch in application for TIG, MIG/MAG, PAW, SAW welding processes.
Welding process:
It is mainly designed to weld thin plate workpiece and can be applied for TIG (with filler) welding process. Special design to minimize shrinkage and distortion of workpiece.
Features
1.The lathe is composed of mainframe, pneumatic finger-type clamping device, side beam, mandrel, electrical retractor, pneumatic torch elevator, 3D torch adjustment device, gas hoses and electrical control system.
2.Pneumatic torch elevator
3.The torch retractor is driven by DC servo motor
4.Finger-type clamping device and copper back-up bar provide even pressure and form seam back.
5.Torch starting position can be adjusted by 2D adjustment.
6.The distance between mandrel and finger-type clamping device is adjustable.
Technical parameters
ZFJ2500A series No. | QB-0856 |
Control power supply | Single phase 50Hz AC 200V |
Welding power supply | Three phase 50Hz AC 380V |
Workpiece thickness | 0.5~6.0mm |
Workpiece diameter | 700≥φ≥200mm |
Workpiece effective length | ≤2500mm torch vertical ≤2200mm torch tilt |
Retractor speed range | 100~1800mm/min |
Torch elevating range | 100mm |
Torch manual adjusting range | Y=±30mm,Z=±30mm |
Mainframe max. welding current | 500A |


Metal Sheet Pipes Cones and Boxes weldidng machine.

if this kind of machine can not meet your automatic welding application. please contact us for customer driven's solution, or see more references as following:
![]() | Caution
(operator safty) |
Forklift postion
(easy to move) | ![]() |
![]() | Galvanized screw
(prevent from rust) |
In user factory:
1. Before sales: on site techinical solution and quotation.
2. after sales: installation, commisionning, training.

In our factory:
Chengdu Hanyan Technology Co., Ltd. Is a national high-tech enterprise who specializing in designing, researching and developing, manufacturing and serving of automatic welding equipment. wholly-owned three sub-companies, covering resistance welding, robot welding and welding power source.

From now on, we obtained 5 Patents of invention and 13 Patents of Utility Model; our products are approved by CCC and CE, additionally, our company have had ISO 9001:2008, ERR and CRM management system.
We exported to over 29 countries and regions including General Longitudinal Seam Welder, Circumferential Seam Welder, Welding Oscillator, Welding TIG Wire Feeder, Welding Seam Tracker, Water Heater Welding Production Line, Fuel Tank Welding Line, Welding Robots, Strip Welding Equipment, Resistance Welding Equipment, Welding Power Sources and other Customized Welding Equipment.
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