Hebei Jinjiu Metal Products Co.,Ltd
Copper Wire Mesh Wholesale – Bulk Pricing, Fast Shipping
Nov . 06, 2025 17:20
Copper Wire Mesh Wholesale: real-world specs, sourcing tips, and what buyers keep asking me
If you’re pricing Copper Wire Mesh Wholesale for EMI shielding, filtration, or lab builds, you’ve probably noticed lead times tightening and mesh-count choices getting oddly specific. To be honest, that’s the EV/5G/semiconductor boom talking. Demand for high-purity copper mesh—especially 99.99% “red copper”—has risen steadily, and it shows up in both price and QA conversations.
What’s driving the market
Two big trends: tighter EMI/RFI control in medical and research facilities, and greener production lines seeking copper’s recyclability. Many buyers also want RoHS/REACH compliance and batch-level traceability. Origin matters; one cluster is the High-tech Industrial Park, Anping County, Hebei Province, China—long a hub for weaving precision meshes.
Core product snapshot
Product: Copper Wire Mesh (aka “Red Copper Mesh”, shielding screen, material 99.99% copper). Typical weave: plain or twill; oxygen-free options on request. Frankly, the sweet spot is 40–100 mesh for shielding rooms; 4–20 mesh for architectural and filtration pre-screens.
| Parameter | Typical Range | Notes (≈ real-world) |
|---|---|---|
| Copper purity | 99.9–99.99% | OFC on request (ASTM B3/B49) |
| Mesh count | 4–200 mesh | ASTM E2016 tolerances |
| Wire diameter | 0.05–1.0 mm | Annealed or hard-drawn |
| Open area | 20–75% | Affects airflow and shielding |
| Shielding effectiveness | 40–80 dB @ 1 MHz–1 GHz | Installation-dependent (IEC 61000-5-7) |
| Roll width/length | 1.0–1.5 m / 15–30 m | Custom cuts available |
Process flow and QA
- Materials: electrolytic tough pitch or OFC copper rod → precision wire drawing → annealing.
- Weaving: plain/twill on shuttle looms; inline camera checks for broken/loose wires.
- Cleaning: ultrasonic degreasing; optional anti-oxidation rinse.
- Testing: mesh count and aperture per ASTM E2016; wire chem per ASTM E478; conductivity checks (≈58 MS/m).
- Service life: indoors 10–20 years; outdoor use needs lacquer or lamination (real-world use may vary).
- Certifications: ISO 9001; RoHS/REACH statements; MSDS for handling.
Where it’s used (quick hits)
- EMI/RFI rooms, Faraday cages, shielded enclosures for MRI/EEG/IoT labs.
- Filtration and sieving in chemical and food plants (pre-corrosion check needed).
- Speaker grilles, architectural panels, insect screens with antimicrobial benefits.
- Battery R&D, grounding, lightning strike meshes in composites.
Vendor comparison (what to look for)
| Vendor | Purity | Tolerance (ASTM E2016) | Certs | MOQ | Lead time |
|---|---|---|---|---|---|
| Jinjiu Wire Mesh (Anping, China) | 99.9–99.99% | TBC by lot; full COA | ISO, RoHS, REACH | ≈ 10–20 rolls | 10–20 days |
| Vendor A (EU) | 99.9% | Standard | ISO, RoHS | Small-batch | 2–4 weeks |
| Vendor B (US) | 99.9% | Tight | ISO, UL file | By project | Stock/scheduled |
Customization and case notes
- Custom cuts/frames, tin-plated mesh for solderability, blackened mesh for glare control.
- Lab case: 80-mesh, double-lapped seams delivered 65–70 dB at 100 MHz (site test, IEC methods).
- Food distillery: 10-mesh pre-filter reduced clogging ≈22% vs. brass in a 6-week trial.
- Customer feedback: “Consistent weave; easy soldering; pack-out was better than we expected.”
For repeat orders, buyers often just say “same as last time” but nudge your supplier on batch conductivity and oxide prevention. Also, reorder using the exact mesh-count × wire-diameter spec—it avoids “close but not quite” surprises. And yes, Copper Wire Mesh Wholesale pricing still tracks the LME copper trend, so lock quotes when you can.
References
- ASTM E2016 – Standard Specification for Industrial Woven Wire Cloth.
- ASTM B3 / B49 – Copper wire and rod specifications.
- IEC 61000 series – Electromagnetic compatibility (installation and measurement guidance).
- ISO 9001 – Quality management systems for manufacturing control.
- RoHS Directive 2011/65/EU and REACH Regulation (EC) No 1907/2006 compliance guidance.
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