Why Us
We are Professional
We have more than 10 years manufacturing experience in cold roll forming machinery. Besides AUTO CAD software, we also adopt professional cold roll forming software. From the common roof and wall steel panel roll forming machines to the high precision profile roll forming machines, we have excellent team to make those machines.
Our Business Ability
Till now, we have exported to more than 80 countries and areas. The main market is South America, Africa, Middle East, Australia, Southeast Asia, etc. Every year we participate in some exhibitions, one purpose is to visit our old customers, and the other is to promote new products.

Technical Parameter

Main Machine

De-coiler
Diameter: 460-520mm expansion.
Expansion: hydraulic
Capacity: 3000kg per mandrel
Max Coil Width: 1250mm
Drag tension brake with variable brake tension adjustment valve

Leveling device
7 rolls leveling, 3 rolls up and 4 rolls down
Diameter is Ø 70mm, chrome and HRC60 heat treatment to secure the smooth surface
Leveling Raw Material thickness:1.5-2.0mm
Max Leveling Raw Material width: 300mm

Feeding device
Feeding Servo feeding motor: 2.9 (Yaskawa, Japanese Brand)
Description: servo feeding can control the punching distance in precision, controlled by PLC, and the feeding tolerance can be+-0.05mm, the servo motor can control the speed, and can accept the input signal, and react quickly, and performance well, the touch screen can display the rotating speed, the length and the quantity, it can be controlled by the manual and auto modes.

JH21 series press machine description
JH21series open back press with dry clutch and hydraulic overload protector
Welded body with steel plate and high intensity.
Main motor is made by Siemens.
Adopts combined pneumatic friction clutch and brake.
Cluster gear adopts the flooding oil lubrication.
Six-face rectangle lengthen guide; JH21-315B/400B adopts eight-face lengthen guideway.
Equipped with hydraulic overload protecting device.
JH21-25/25B/45 adopts manual shut height adjustment,among these types JH21-25/45 adopts scale display and JH21-25B with digital display.JH21-63 and above type adopts electric shut height adjustment with digital display.
JH21-45 can equip with die set height adjustment motor, the value will be displayed by digital.
JH21-25B, JH21-45 and above type equipped with balance cylinder.
Duplex valves imported.
Electric compelling grease lubrication system.
Balancing cylinder adopts manual lubrication system.
One set of blowing device.
Controlled by PLC with international brand.
Buttons, indicators, AC contactors, air circuit breakers and other controlling devices are imported from international brand.
Equipped with optional air cushion device, automatic feed shaft and photoelectric protector,which can used to work with various automatic equipments.


Technological process




Our service
a. 24 hours technical support by email or calling.