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home > Copper Nickel Ni Plate Flat Panel Cupronickel Plate Sheets Thickess 0.2mm~3mm > Copper Nickel Ni Plate Flat Panel Cupronickel Plate Sheets Thickess 0.2mm~3mm

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Copper Nickel Ni Plate Flat Panel Cupronickel Plate Sheets Thickess 0.2mm~3mmCopper Nickel Cupronickel Flat Plate Sheets Precision Cut, Corrosion Resistant Panels for DIY & Industrial Use When a project demands a metal that holds up against moisture, salt exposure, and repeated thermal cycling, standard copper or plain steel often falls short. Copper nickel (cupronickel) flat plate sheets are the go to choice for hobbyists, fabricators, and engineers who need reliable, workable sheet metal without constant maintenance

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Copper Nickel Cupronickel Flat Plate Sheets — Precision-Cut, Corrosion-Resistant Panels for DIY & Industrial Use

When a project demands a metal that holds up against moisture, salt exposure, and repeated thermal cycling, standard copper or plain steel often falls short. Copper nickel (cupronickel) flat plate sheets are the go-to choice for hobbyists, fabricators, and engineers who need reliable, workable sheet metal without constant maintenance concerns.

Each cupronickel flat panel is cut from a copper-nickel alloy (typically CuNi 90/10 or 70/30 composition), offering a balanced combination of electrical conductivity, thermal stability, and corrosion resistance. Panels are available in sizes ranging from 100×100mm (~3.94"×3.94") up to 150×300mm (~5.91"×11.81"), with thickness options from 0.2mm to 3mm (approximately 0.008" to 0.118") to suit light shielding work through to structural inlay applications.

These copper nickel plate sheets are well-suited for marine hardware prototyping, RF/EMI shielding enclosures, heat exchanger baffles, decorative metalwork inlays, and electrical bus bar fabrication — anywhere a flat, machinable cupronickel panel is needed in a controlled size.

🔧 Compatibility: Compatible with standard metalworking tools — shears, CNC routers, laser cutters, and bench drills. Suitable for soldering, brazing, and TIG/MIG welding with appropriate filler materials.

✅ Key Features of These Copper Nickel Cupronickel Flat Plate Sheets

🛡️ Corrosion-Resistant Alloy

Copper-nickel alloy composition provides strong resistance to oxidation, moisture, and mild chemical exposure — reducing surface degradation over time compared to bare copper or mild steel.

📐 Multiple Size Options

Available in four panel dimensions — 100×100mm, 100×200mm, 100×300mm, and 150×150mm — so you can select the closest match to your project's cut list and minimize waste.

🔢 Wide Thickness Range (0.2mm–3mm)

Nine thickness options from 0.2mm to 3mm let you match the panel to your application's mechanical load, flexibility, or shielding depth requirements without over-engineering.

✂️ Machinable & Formable

Cupronickel's moderate hardness allows cutting with standard metal shears or CNC equipment, drilling without cracking, and bending to moderate angles without fracture at typical workshop thicknesses.

⚡ Electrically & Thermally Conductive

Retains meaningful electrical conductivity and thermal transfer properties, making these panels functional in bus bar, heat spreader, and shielding applications where pure insulation is not the goal.

📦 Sold in 1 or 2-Piece Quantities

Select the quantity that matches your project scope — single pieces for prototyping or two-piece packs for paired assemblies — without committing to bulk minimums.

📐 Technical Specifications — Copper Nickel Flat Plate Sheets

Material	Copper-Nickel Alloy (Cupronickel)
Common Alloy Grade	Typically CuNi 90/10 or CuNi 70/30 — see variant options
Panel Sizes Available	100×100mm, 100×200mm, 100×300mm, 150×150mm
Thickness Range	0.2mm / 0.3mm / 0.4mm / 0.5mm / 0.8mm / 1mm / 1.5mm / 2mm / 3mm
Surface Finish	See variant options
Quantity per Order	1 pcs or 2 pcs — see variant options
Machinability	Compatible with shearing, drilling, CNC routing, laser cutting
Weldability	TIG/MIG weldable with appropriate cupronickel filler
Weight	Varies by size and thickness — see variant options

❓ Frequently Asked Questions

How do I choose the right thickness for my project?

For light EMI/RF shielding or decorative inlay work, 0.2mm–0.5mm is typically sufficient. For structural brackets, heat exchanger baffles, or parts that will be drilled and fastened, 1mm–3mm provides the rigidity needed. If you are unsure, start with 1mm as a general-purpose thickness that balances workability and strength.

What is the difference between CuNi 90/10 and CuNi 70/30?

CuNi 90/10 (90% copper, 10% nickel) offers better thermal conductivity and is more commonly used in heat exchanger and marine applications. CuNi 70/30 (70% copper, 30% nickel) has higher strength and better corrosion resistance in seawater environments. Contact us to confirm the specific alloy grade for the variant you are ordering.

Will these panels rust or corrode over time?

Cupronickel alloys are significantly more corrosion-resistant than plain copper or mild steel. They resist oxidation in air and perform well in humid and mildly saline environments. Over extended periods, a natural patina may develop on the surface, which does not indicate structural degradation. For harsh chemical environments, contact us to confirm suitability.

Can I cut these sheets with standard workshop tools?

Yes. Thinner panels (0.2mm–1mm) can be cut with metal shears, tin snips, or a CNC laser cutter. Thicker panels (1.5mm–3mm) are best handled with an angle grinder, jigsaw with a metal blade, or CNC router. Always use appropriate PPE and secure the workpiece before cutting.

Are these sheets compatible with soldering or brazing?

Yes. Cupronickel solders well with standard silver-bearing or lead-free solders, and brazes effectively with copper-phosphorus or silver-alloy brazing rods. Clean the surface with a suitable flux before joining to ensure a strong bond. TIG and MIG welding are also viable with the correct cupronickel filler wire.

Which size should I order if I need a custom-cut piece?

Select the next size up from your finished dimensions to allow for cutting margins. For example, if your finished part is 90×90mm, the 100×100mm panel gives you a 5mm margin on each side. If your part is 90×180mm, the 100×200mm panel is the closest fit. This approach minimizes material waste while ensuring you have enough stock to work with.

Can I order a single piece, or do I have to buy a pack?

Both options are available. Most size and thickness combinations are offered in a 1-piece quantity. Selected variants are also available in a 2-piece pack, which is useful for paired assemblies or when you want a spare. Choose your preferred quantity in the Qty(pcs) option before adding to cart.

🛒 Select your Size, Thickness, and Qty above, then add to cart.

Copper Nickel Ni Plate Flat Panel Cupronickel Plate Sheets Thickess 0.2mm~3mm

Name: Copper Nickel Ni Plate Flat Panel Cupronickel Plate Sheets Thickess 0.2mm~3mm
Brand: lifisolutions.eu
SKU: 82318749691
Price: 23.00 USD
Availability: InStock
Rating: 4.1926 (74 reviews)