Our Product

Guard Rail Roll Forming Machine

Guard Rail Roll Forming Machine is special forming equipment for producing the speedway guide rail. We can design the2-wave or 3wave profile panel.This type of colored tile forming machine i...

Floor Deck Roll Forming Machine

The floor deck roll forming machine is a kind of cold roll forming machines. This kind of machine has scores of different type’s panel. The panel produced used on high building, it not only...

Ridge Cap Roll Forming Machine

Ridge Cap Roll Forming Machine is for producing curve ridge cap panels. Its raw material is coiled steel sheets. It is continuously automatic production is available in this equipment as the...

Roof Panel Roll Forming Machine

General description Roofing sheet roll forming machine is also called roof panel forming machine or roof sheet making machine.It is the continuous cold roll forming machine for producing ste...

About US

Roll Forming Machine

Hangzhou Deyi(Dee) Technology Co.,Ltd., which is a professional manufacturer and design of cold roll forming machine and Welded Pipe/Tube Mill line.

Our company is specialized in producing like roof and wall panel forming machine, corrugated roof forming machine, colored tile forming machine, ridge cap forming machine, double layer forming machine, floor deck forming machine,C/Z Purlin forming machine, guard rail forming machine, down spout forming machine and High Frequency Welding Pipe line etc.

Based on decades of experience, Deyi(Dee) is good at analyzing customers' needs and advising reasonable solutions. Our company is also capable of optimizing distribution of resources in links of designing, manufacturing, assembling and testing. Through strict quality control in those links, Dee supplies reliable and durable machines to our customers.
Deyi(Dee) has become a professional manufacturer of steel processing equipment in China. Our equipment has been exported to Russian, Peru, India, South Africa, Mexico, Saudi Arabia, etc.


Roll forming machine Overview

Roll forming machines are available that produce shapes of different sizes and material thicknesses using the same rolls. Variations in size are achieved by making the distances between the rolls variable by manual adjustment or computerized controls, allowing for rapid changeover. These specialized mills are prevalent in the light gauge framing industry where metal studs and tracks of standardized profiles and thicknesses are used.
Roll forming machines can be set up with multiple configurations to punch and cut off parts in a continuous operation. For cutting a part to length, the lines can be set up to use a pre-cut die where a single blank runs through the roll mill, or a post-cut die where the profile is cutoff after the roll forming process. Features may be added in a hole, notch, embossment, or shear form by punching in a Roll forming machine. These part features can be done in a pre-punch application (before roll forming starts), in a mid-line punching application (in the middle of a Roll forming machine/process) or a post punching application (after roll forming is done). Some Roll forming machines incorporate only one of the above punch or cutoff applications, others incorporate some or all of the applications in one line.

Why to Choose Metal Roll Forming Machine Brands?

Downspout roll forming machine types differ from each other in terms of the functions and appearances when they are working ahead of the blast furnace and basic furnace. In the metal working industry, furnaces before downspout roll forming machine types are going to be primary routes for steel production and the steelmaking industry will make more use of the electric arc route in the future. It is expected that the downspout roll forming machine types will continue to grow.

This is because the importance of high quality steel roll forming products manufactured by direct reduction of iron via downspout roll forming machine types or by smelting reduction processes has been increasing for years on end. In the past decade the world roll forming steel production by direct reduction rose by more than one hundred per cent, from about twenty to about fifty Mt/year. The major downspout roll forming machine types in industrial processes in general involve direct reduction and smelting reduction of iron and their development is analyzed in a clear manner. In 2010 the world production of roll forming steel was about nine hundred and fifty Mt, which is over six percent higher than in 2005.

To be more specific, the steel is produced by means of basic downspout roll forming machine types furnaces and about thirty percent by electric downspout roll forming machine types furnaces. The rest of the production is done by the open hearth downspout roll forming machine types furnaces and other processes. Pig iron and scrap are still dominant as the primary charge materials for downspout roll forming machine types in steelmaking. It is a generally accepted fact that the downspout roll forming machine types will continue to be the principal way of metal production as well as metal roll forming for many years to come.

Downspout roll forming machine types has a daily output of above one hundred tons of iron all of which is converted into steel in the integrated steel works as well as advanced roll forming machine plants. Over the past forty years or so, the proportion of downspout roll forming machine types steel production has been experiencing a steady growth. The roll forming machine scrap, with the accompanying metals and metallic components, shows a varied chemical composition when compared with previous roll forming machine models. However, considering the high investment costs on downspout roll forming machine types, and also for ecological reasons, numerous investigations have been undertaken with the aim to develop new ways of steel production via roll forming machine. It is well known that there are two basic alternatives including the roll forming machine direct reduction and smelting reduction.