Hot-rolled Prepainted Galvanized Steel Coils in Good Sale

Hot-rolled Prepainted Galvanized Steel Coils in Good Sale System 1

Hot-rolled Prepainted Galvanized Steel Coils in Good Sale

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1 m.t.

Supply Capability:: 100 m.t./month

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1.Structure of steel tile roll forming machine：

Steel tile roll forming machine consists of feeding, forming, after forming cutting production of color plate smooth appearance beautiful appearances, uniform lacquer veins, high strength, durable, widely used in industrial and civil buildings, such as workshop, warehouse, gymnasium, exhibition halls, theaters and other surface and wall.

2.Main Features of the steel tile roll forming machine：

The tile roll forming machine has the advantages of good corrosion resistance, colorful, beautiful appearance, convenient processing molding and the advantages of the the original strength of the steel plate and the cost is low.

First generation and second generation "automatic moulding color tile equipment" adopt "swinging cylinder driving sliding table", "swinging cylinder" belong to "moulded caigang watts equipment" is "extremely fragile" in accessories, if the forming speed is too fast, cause a large sliding table shock, buffer vibration easily, cause the tiles have crack, is the first and the second generation "stubborn" in the color tile equipment. So the fastest forming up to 6 pieces per minute.

3.Steel tile roll forming machine Images

Hot-rolled Prepainted Galvanized Steel Coils in Good Sale

4.Steel tile roll forming machine Specification

Steel tile roll forming machine has a lot of parameters to set, by using the text screen or touch screen setting. Parameter setting, which has two kinds of equipment parameters and user setting.

Equipment parameters: single pulse length, impulse, molding, molding time, cutter and so on.

User parameters: the number, length, pitch, the first section, small section, section number, preloading and so on.

Main moter power 5.5KW

Hydraulic station power 4KW

Hydraulic oil pump CB-E310

Sprocket P-25.4

Roller station 13

Yield strength 32MPa

Diameter of principal axis 90MM

Material of roller 45#steel hard chrome plating

Processing speed 10-15m/min

Thickness 0.3-1.2 mm

Installation dimension about(L*W*H) 7.5*1.3*1.5M

Total weight 4.2T

Equipment parts includes:roll forming system, hydraulic system, PLC frequency conversion control system, counter, cutting system,decoiler .

5.FAQ

We have organized several common questions for our clients，may help you sincerely：

1). What’s your machine installation & commissioning, training:

1or2 technicians will be dispatched to Buyer’s plant for installation & commissioning. Work period: in 5 days. The expense of round trip tickets, accommodation, safety and interpretation shall be covered by Buyer, additional pay allowance to the technicians.

2). Can you make machine according to my design?

Yes, we have experienced technical team to work out the suitable design for you and confirm with you until you agree.

3). What is the warranty for our machine?

We have one year guarantee, and provide whole life's technical support.

4).Is the machine automatic?

Yes, it can be manual and automatic.

5).what policy for broken parts?

within one year,we offer free parts. If beyond one year,you need to buy by factory cost

Q: Are steel coils affected by magnetic fields?: Magnetic fields can indeed have an impact on steel coils. Steel, being a ferromagnetic material, has the ability to be magnetized or attracted to magnets. When a steel coil is subjected to a magnetic field, it can develop its own magnetic field, resulting in magnetization. The consequences of this magnetization depend on the strength and duration of the magnetic field. In situations where the magnetic field is strong and the coil remains exposed to it for a considerable period, the steel coil may retain some magnetism even after the magnetic field is no longer present. This can create difficulties in certain applications that call for a non-magnetic material, as the magnetized steel coil may attract or disrupt nearby objects. Conversely, if the magnetic field experiences frequent changes or fluctuations, it can induce electrical currents within the steel coil through a process called electromagnetic induction. These currents, known as eddy currents, can generate heat within the coil. This heat can lead to energy losses and potentially damage the coil. Therefore, it is vital to carefully consider the impact of magnetic fields on steel coils in various applications. Protective measures, such as shielding or demagnetization processes, may be necessary to minimize the consequences of magnetic fields on steel coils, when deemed necessary.

Q: What are the common coil width tolerances?: The common coil width tolerances can vary depending on the specific industry and application, but typical tolerances range from +/- 0.005 inches to +/- 0.025 inches.

Q: I have a belly button piercing and the metal is stainless steel.. I was wondering does it develop rust whenever you go shower and clean it? Can I still swim in the summer with it or do I have to take it out? What happens if I swim in the pool with it?: No it won't rust. Just make sure to get the pool water out of the piercing when done at the pool. Just to avoid drying out the skin too much.

Q: At what temperature does steel start to warp or soften.: It depends upon the composition of steel. Carbon steel, which does not have many alloying elements, softens around 1200C while with alloying elements, this transition temperature either drops or raises depending upon what is added. Higher carbon makes this temperature drop. This is a very important question for forging since if a lower temperature is used, forging won't be easy and at higher than softening temperature, it is not easy to handle. The temperature at which steel begins to soften is, in general, much above what the metallurgists call AC1 or AC3 temperature.

Q: What are the common surface defects in steel coils?: Common surface defects in steel coils include scratches, pits, indentations, stains, and rust spots. Scratches can occur during handling or processing of the steel coils and can vary in depth and length. Pits are small depressions on the surface of the coil and can be caused by impurities in the steel or during the manufacturing process. Indentations are similar to pits but are usually larger and more noticeable. Stains can be caused by various factors such as chemicals, water, or other contaminants coming into contact with the steel surface. Rust spots occur when the steel is exposed to moisture or corrosive elements, leading to the formation of iron oxide. These defects can affect the appearance, quality, and performance of the steel, and it is important to address them to ensure the desired end-use of the coils.

Q: What are the different types of steel coil cutting tools?: There are several different types of steel coil cutting tools available in the market. These tools are specifically designed to cut steel coils efficiently and accurately. Some of the common types of steel coil cutting tools are: 1. Slitting shears: Slitting shears are widely used for cutting steel coils into narrow strips. These shears have multiple blades that make clean and precise cuts without causing any damage to the material. They are typically used for high-volume production and can handle various thicknesses of steel coils. 2. Rotary shears: Rotary shears are another type of cutting tool commonly used for cutting steel coils. They consist of rotating blades that shear through the material as it passes through. Rotary shears are ideal for cutting medium to thick steel coils and are known for their high cutting speed and accuracy. 3. Guillotine shears: Guillotine shears are heavy-duty cutting tools that can handle thick steel coils. They work by using a downward force to cut through the material with a single clean stroke. Guillotine shears are known for their power and precision, making them suitable for cutting large volumes of steel coils. 4. Laser cutting machines: Laser cutting machines are advanced cutting tools that use a high-powered laser beam to cut through steel coils. They offer precise and intricate cuts with minimal heat distortion. Laser cutting machines are ideal for cutting complex shapes and patterns on steel coils. 5. Water jet cutting machines: Water jet cutting machines use a high-pressure stream of water mixed with abrasive particles to cut through steel coils. This method is highly accurate and does not generate heat, making it suitable for cutting heat-sensitive materials. Water jet cutting machines can cut through various thicknesses of steel coils and produce smooth edges. Each type of steel coil cutting tool has its own advantages and is suitable for different applications. The choice of tool depends on factors such as the thickness of the steel coil, required precision, production volume, and budget.

Q: How are steel coils inspected for surface finish after processing?: Steel coils are typically inspected for surface finish after processing using visual and tactile methods. Trained inspectors visually examine the coils for any imperfections, such as scratches, dents, or uneven coating. They also run their fingers over the surface to detect any irregularities. Additionally, advanced technologies like digital imaging systems and laser scanners are employed to provide accurate and detailed analysis of the surface finish.

Q: How are steel coils used in the production of electrical resistors?: Steel coils are used in the production of electrical resistors as the core material for winding wire around. The coils provide a stable structure, allowing the wire to be tightly wound and creating the necessary resistance for regulating electric current flow.

Q: How are steel coils used in the manufacturing of appliances?: Steel coils are used in the manufacturing of appliances as a primary raw material for constructing the outer body and internal components, such as frames, panels, and structural supports. The steel coils are processed and transformed into various shapes and sizes, ensuring the durability and strength required for appliances.

Q: How are steel coils inspected for surface defects using non-destructive testing methods?: Steel coils are inspected for surface defects using non-destructive testing (NDT) methods to ensure their quality and integrity. There are several common NDT methods employed in this process. One of the most widely used methods is visual inspection, where trained inspectors visually examine the surface of the steel coils for any visible defects such as scratches, cracks, pits, or corrosion. This method is relatively simple and cost-effective but is limited to detecting only surface-level defects. Another commonly used NDT method is magnetic particle testing (MT). This method utilizes the principles of magnetism to identify surface and near-surface defects in ferromagnetic materials like steel. A magnetic field is applied to the steel coil, and iron particles are applied to the surface. If there is a defect, such as a crack or discontinuity, the iron particles will concentrate around it, making the defect visible to the inspector. Liquid penetrant testing (PT) is another NDT method used to inspect steel coils for surface defects. In this method, a liquid penetrant is applied to the surface of the coil. The penetrant is drawn into any surface defects by capillary action. After a certain period, excess penetrant is removed, and a developer is applied. The developer draws out the penetrant from any defects, making them visible to the inspector. Ultrasonic testing (UT) is a widely used NDT method that can detect both surface and subsurface defects in steel coils. High-frequency sound waves are transmitted into the steel coil, and the reflected waves are analyzed to identify any abnormalities. This method can detect defects such as cracks, inclusions, and voids that may not be visible to the naked eye. Additionally, eddy current testing (ECT) is another NDT method used for inspecting steel coils. This method utilizes electromagnetic induction to detect surface and near-surface defects. A coil carrying an alternating current is placed near the surface of the coil being inspected. Any changes in the coil's electrical conductivity caused by surface defects are detected and analyzed, allowing the inspector to identify and evaluate the severity of the defects. In conclusion, steel coils are inspected for surface defects using various non-destructive testing methods such as visual inspection, magnetic particle testing, liquid penetrant testing, ultrasonic testing, and eddy current testing. These methods ensure the quality and integrity of the steel coils before they are used in various applications.

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