The chain is fine...but I ordered the wrong size. Nine links of the chain I ordered equals six of the size I wanted. My error...
How can I straighten out the springs? I can't use them coil uo as is.
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When your project demands reliable electrical conductivity and a material that machines cleanly without surprises, generic sheet metal simply falls short. Makers, hobbyists, and small-workshop builders who need consistent copper stock — whether for bus bars, RF shielding, heat spreaders, or decorative metalwork — require a sheet they can trust to spec. These T2 pure copper plates deliver the dimensional accuracy and material purity that serious DIY work demands.
Each plate is cut from T2-grade copper with a copper content of ≥99.9%, offering excellent thermal and electrical conductivity. Sizes range from compact 35×50mm (approximately 1.38"×1.97") up to 150×150mm (approximately 5.91"×5.91") and 100×200mm (approximately 3.94"×7.87"), with thickness options spanning 0.5mm to 5mm (approximately 0.020" to 0.197"). The surface is mill-finished with a characteristic reddish-copper tone.
Typical applications include DIY copper bus bar fabrication for electrical panels, copper shim stock for precision gap-filling and heat transfer in PC builds, hand-cut copper blanks for jewelry and metalsmithing, RF/EMI shielding panels for electronics enclosures, and scale model structural components requiring a solderable, workable metal.
Meets T2-grade specification for copper content, ensuring consistent electrical conductivity (IACS ≥98%) and thermal conductivity suitable for heat-spreading and electrical applications.
Available from 35×50mm to 150×150mm and 100×200mm, with thicknesses from 0.5mm to 5mm — covering thin shim stock through structural plate in a single product line.
T2 copper cuts cleanly with standard metal-working tools and accepts solder readily without flux-intensive preparation, making it ideal for electronics prototyping and craft fabrication.
Copper's thermal conductivity (~385 W/m·K) makes these plates effective heat spreaders for DIY CPU/GPU cooling mods, LED heat sinks, and thermal interface applications.
Choose from 1, 2, or 4-piece packs depending on your project scope — order just what you need without committing to bulk quantities you won't use.
Plates arrive with a clean mill finish, free of heavy oxidation, ready for immediate use, further machining, polishing, or patination for decorative metalwork projects.
| Material | T2 Pure Copper (≥99.9% Cu) |
|---|---|
| Available Widths | 35mm, 55mm, 70mm, 100mm, 150mm (1.38"–5.91") |
| Available Lengths | 50mm, 100mm, 150mm, 200mm (1.97"–7.87") |
| Thickness Range | 0.5mm – 5mm (0.020" – 0.197") |
| Surface Finish | Mill finish (reddish copper tone) |
| Electrical Conductivity | ≥98% IACS |
| Thermal Conductivity | ~385 W/m·K |
| Density | ~8.9 g/cm³ |
| Hardness | See variant options |
| Pack Quantity | 1, 2, or 4 pieces (see variant options) |
| Weight per Piece | See variant options |
Start with your required coverage area and add 5–10mm margin on each side for cutting tolerance. For electrical bus bars or shims, match thickness to your current-carrying or gap-filling requirement. Thinner sheets (0.5–1mm) suit shim stock, foil-style shielding, and jewelry blanks; mid-range (2–3mm) works well for bus bars and heat spreaders; thicker plates (4–5mm) are suited to structural or heavy thermal-mass applications.
T2 copper in the 3–5mm thickness range provides adequate rigidity for light structural components in scale models and small brackets. It is softer than brass or steel, so it is not recommended for high-load structural applications. For decorative or low-stress structural use, 3mm and above performs well.
Copper naturally oxidizes when exposed to air and moisture, developing a darkened patina over time. This does not affect electrical or thermal performance in most applications. For applications requiring a bright finish, apply a clear lacquer or wax coating after cleaning. For outdoor or high-humidity environments, a protective coating is recommended to slow patination.
Yes. T2 copper accepts standard rosin-core solder and lead-free solder readily. For best results, lightly abrade the surface with fine sandpaper (400-grit) and apply flux before soldering. The high copper purity ensures reliable solder joints for electronics and electrical connections.
T2 copper can be CNC-milled with carbide tooling at appropriate feeds and speeds (copper is a soft, gummy material — use sharp tools and cutting fluid). Fiber laser cutting is effective for thinner sheets (0.5–2mm). CO₂ lasers are generally not effective on copper due to its high reflectivity. Waterjet cutting works well across all thicknesses.
Order 1 piece if you need a single panel for a specific application or want to test fit before committing. Choose 2 pieces for projects requiring matched pairs (e.g., symmetric heat spreaders or mirrored decorative panels). Select 4 pieces when you need spares for practice cuts, multiple identical components, or want to stock material for ongoing projects.
For thin sheets (0.5–1mm): aviation snips or heavy-duty scissors work well. For 1–3mm: a jigsaw with a metal-cutting blade or an angle grinder with a thin cut-off disc. For 3–5mm: an angle grinder, hacksaw with a bi-metal blade, or a bandsaw with a metal-cutting blade. Always deburr cut edges with a file or sandpaper for safety.