SHEET METAL Fabrication
PRODUCTS
Sheet Metal Fabrication: Materials, Types, and Applications
Sheet metal is a versatile material formed into thin, flat pieces through specialized fabrication processes. It is an essential component in manufacturing and metalworking, available in a wide range of thicknesses—from ultra-thin foils to heavy-gauge plates. Common base materials include steel, aluminum, copper, brass, and tin, each offering unique mechanical and corrosion-resistant properties for different industries.
Common Types of Sheet Metal
- Cold Rolled Steel (CRS) – Offers a smooth surface finish, tight tolerances, and excellent strength. Commonly used in precision manufacturing, automotive components, and industrial equipment.
- Hot Rolled Steel (HRS) – Cost-effective with a slightly rougher finish, ideal for construction, framing, and heavy-duty structural applications.
- Galvanized Steel – Zinc-coated to resist rust, making it perfect for outdoor use, roofing, siding, and corrosive environments.
- Stainless Steel – Highly resistant to rust, staining, and heat. Frequently used in kitchen appliances, food processing, medical equipment, and architectural projects.
Industries That Use Sheet Metal
- Automotive & Aerospace – Body panels, engine parts, brackets, and structural components.
- Construction – Roofing panels, siding, framing, HVAC ductwork, and architectural cladding.
- Consumer Goods – Appliances, enclosures, and decorative fixtures.
- Industrial Equipment – Machinery housing, conveyor systems, and manufacturing enclosures.
- Art & Design – Custom furniture, signage, and metal sculptures.
Sheet Metal Fabrication Processes
- Cutting – Shearing, laser cutting, plasma cutting, and water jet cutting.
- Bending – Press brakes, roll forming, and stamping.
- Punching – Creating holes, slots, or cutouts with punch presses.
- Forming – Deep drawing, spinning, and precision roll forming.
- Joining – Welding, riveting, and adhesive bonding for structural strength.
Advantages of Sheet Metal Fabrication
- Versatility – Can be shaped into custom designs for almost any application.
- Strength & Durability – Provides excellent structural integrity while remaining lightweight.
- Cost-Efficiency – Scalable production and wide material availability lower manufacturing costs.
- Sustainability – Fully recyclable, supporting eco-friendly manufacturing practices.
− Cofan's Sheet Metal −
− Cofan's Sheet Metal Processes −
Sheet Metal
15 Videos
− Cofan's Powder/Oil Coating Processes −
Powder/Oil Coating
10 Videos
− Concepts of sheet metal processing −
NCT Punching
Stretching
Chamfering
Argon Welding
Curling
Laser Cutting
Rivet Install
Bending
Powder Coating
Finished Product
− Cofan's machines −
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Sheet Metal Machines List
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Machine Name
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Brand
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Laser Cutting
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Mitsubishi ML3015
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NCT
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AMODA AE2510
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Bending
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FMB - 4015 M5012 Sm-1680 |
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Riveting
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Local Brand x 4 ea
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Welding
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Local Brand x 1 ea
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Drill
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ZQ4113 ZQ4116 |
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Tapping
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SWJ - 6
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Press
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HTH - 300 x 2ea SPEC. JH - 100 |
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Laser Engraving
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DP - FC - 20 - JM
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Painting
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Out - Sourcing
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NCT Machine:AMDA AE-2510NT
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Machine Name
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Amada AE-2510NT
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|---|---|
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Punching Capacity (KN)
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200
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Driving Mode
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AC Servo Drive
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Maximum Machined Plate Thickness (mm)
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3.2 (Brush Table) 6.4 (High-Density Brush) *Optinal |
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Axismovement (mm)
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1270 x 2500
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Maximum Axis Movement Speed (m/min)
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X :80, Y:60
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Maximum Workpiece Mass (kg)
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50 (F1), 150 (F4)
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Punching Speed (min-1)
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X:50, Y:280 (Stroke = 5mm, Spacing = 25.4mm) |
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Engraving (min-1)
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900
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Machining Accuracy (mm)
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± 0.1 (Softmode 0.07)
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Turret Rotation Speed (min-1)
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30
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Al Rotation Speed (min-1)
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60
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NC Device
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AMNC/ PC
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Power Supply Capacity (kVA)
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19
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Average Power Consumption (kW)
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4.5
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Maximum Airconsumption (NL/min)
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750
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Machine Weight
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12500
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Laser Machine:MITSUBISHI ML3015LVP-35CF-R
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Machine Name
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MITSUBISHI ML3015LVP-35CF-R
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Moving Mode
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Flight Path (3-Axis Light Movement)
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Control Mode
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X-Y-Z Simultaneous 3 Axis (Z-Axis can be copied control) |
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Indicators/ Performance |
Maxium Workpiecee Size (mm)
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3050 x 1525
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Table Bearing Weight (Kg)
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690
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Job Support Height (from ground level) (mm)
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850
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Switching Table
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Yes
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Travel Length (X/Y/Z - axis) (mm)
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3100/1550/120
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Speed
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Max. Positioning (m/min)
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Max 85 (X,Y single axis)
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Max. Machining Positioning (m/min)
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30
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Accuracy
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Positioning Accuracy (mm)
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0.050/500 (x,y-axis, 0.1/100 or less (Z-axis)
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Repeated Positioning Accuracy (mm)
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± 0.010 (X,Y -axis)
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Machining Head (Machining Lens) (mm)
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⦶50.8 (⦶2.0") *f190.5(f7.5")
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Configurable Vibrator
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ML35CF-R
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Power Required (kVA)
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8
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Net Weight (KG)
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Processing Machine Body
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About 9900
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Switched Section
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About 1800
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Bending Machine: OSM OG-100 ||
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Machine Name
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Bending Machine: OSM OG-100 ||
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|---|---|
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Pressure KN (tons)
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1000 (100)
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Bending Length (mm)
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3100
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Table Travel (mm)
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100
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Number of Cylinders
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3
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Rising Speed (mm/s)
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50 ~ 63
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Bending Speed (mm/s)
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1 ~ 13
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Decreasing Speed (mm/s)
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52
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Fuel Tank Capacity (L)
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80
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Motor Power (KW)
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7.5 KW
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Total Motor Power (KW)
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8.5 KW
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Input Wire (mm2)
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10
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Machine Weight (kg)
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6800
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Bending Machine: HEIGEI EG3613
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Machine Name
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HEIGEI EG 3613
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|---|---|
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Bending Pressure
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360Kn (36T)
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Pressurized Drive Mode
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Serve Motor + Heavy Load Lead Screw
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Machine Bend Length
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1300 mm
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Countertop Height
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870mm
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Throat Depth / Height
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300mm / 420mm
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Total Bend Stroke
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150mm
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Width of The Inside of The Rack
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960mm
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Number of Machine Axes
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6
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D-Axis Descent/ Ascent Speed
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0 ~ 120 mm/s
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D-Axis Pressurization Speed
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0 ~ 100 mm/s
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L-Axis Travel Speed
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500 mm / 0 ~ 200 mm/s
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Z-Axis Travel Speed
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130 mm / 0 ~ 200 mm/s
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Backstabbing Refers to The Number
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2
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Control System
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Bending & HEIGEI
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Display Controls
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10 inch TFT
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Power Capacity
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220V 13.5KW
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Device Form Factor
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2000 x 1400 x 2350
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Total Equipment Weight
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3.3 T
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− Specification −
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Item
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Desc.
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Remark
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|---|---|---|---|
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Materials
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Aluminum, Steel, Brass, Stainless Steel
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The sense of copper cannot be processed by the laser machine due to reflection of copper mirror. |
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Thickness Range
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NCT
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Aluminum : 5.0mm Steel : 3.0mm SUS : 2.0mm Copper : 3.0mm |
All thickness are the maximum thickness that can be machined.
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Laser
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8.00mm
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Size Range
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NCT
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1250 x 2500mm
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Laser
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3500 X 1500mm
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Height of The Convex Point (height to the thickness ratio) |
Small Round Convex Hull
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5 : 1
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Vertical Convex Hull
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3 : 1
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Square Convex Hull
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10:1
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Minimum Machining Tolerance
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NCT
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± 0.05mm
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Laser
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± 0.03mm
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Bending Radius Range
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599mm
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Minimum Bending Tolerance
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± 0.05mm
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Available Welding Methods
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Resistance Spot Welding Argon Welding Laser Welding |
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Minimum Assembly Tolerance for Upper and Lower Cover
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± 0.20mm
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Minimum Welding Assembly Tolerances
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± 0.40mm
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Inspection Equipment
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2.5 Dimention Projector Height Gauge Digital Caliper Vernier Caliper |
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Painting Thickness
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Powder
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60 ~ 100 um
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The existing manual spraying method can only meet the ablve data requirments. |
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Liquid
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15 ~ 30 um
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