T2 Grounding Wire
Henan Gnee New Material Co., Ltd. is one of the most professional manufacturers and suppliers of t2 grounding wire in China, specialized in providing high quality copper products with competitive price. Welcome to buy discount t2 grounding wire for sale here from our factory. Customized orders are welcome.
What is a T2 Grounding Wire?
T2 Grounding Copper Wire is an important industrial material that is commonly used in grounding systems to ensure the safe operation of electrical equipment and systems. It is a pure copper material with high electrical and thermal conductivity and a low resistivity, which makes it effective in grounding applications to conduct current into the ground and prevent insulation damage to electrical equipment or electric shock accidents.
World-class T2 AC copper wire production technology
Physical Property
| Physical Property | Specification |
|---|---|
| Tensile Strength (MPa) | ≥ 196 |
| Elongation (%) | ≥ 20 |
| Electrical Conductivity | High |
| Thermal Conductivity | High |
| Corrosion Resistance | Good |
| Machinability | Good |
| Melting Point (°C) | ~ 1083 |
| Density (g/cm³) | ~ 8.96 |
Material Chemical Composition
| Element | Content (%) |
| Copper + Silver (Cu+Ag) | ≥ 99.90% |
| Phosphorus (P) | ≤ 0.001% |
| Bismuth (Bi) | ≤ 0.001% |
| Antimony (Sb) | ≤ 0.002% |
| Total Impurities | ≤ 0.1% |
Electrical Characteristics
| Property | Value |
| Conductivity (IACS) | ≥ 97% - 101% |
| Electrical Conductivity | ≥ 56 MS/m |
| Resistivity (at 20°C) | ≤ 0.01724 Ω·mm²/m |
| Thermal Conductivity | 380 - 390 W/(m·K) |
| Max Operating Voltage | 600V / 1000V (depending on insulation) |
Ordering Size & Configuration
| Cross-Sectional Area (mm²) | Wire Structure (Strands/mm) | Outer Diameter (Approx.) | Current Rating (A) |
| 1.5 mm² | 7 / 0.52 | 1.6 mm | 18A |
| 2.5 mm² | 19 / 0.41 | 2.1 mm | 26A |
| 4.0 mm² | 19 / 0.52 | 2.6 mm | 35A |
| 6.0 mm² | 49 / 0.40 | 3.2 mm | 46A |
| 10.0 mm² | 84 / 0.40 | 4.5 mm | 65A |
| 16.0 mm² | 126 / 0.40 | 5.8 mm | 85A |
| 25.0 mm² | 196 / 0.40 | 7.2 mm | 115A |
| Custom Size | Available upon request | -- | -- |
Application Areas
T2 grounding copper wire has a wide range of applications in electric power, communications, and construction. In power systems, it is often used as a grounding wire to connect the metal casing or other conductive parts of electrical equipment to the earth to protect personnel and equipment. In communication systems, it is also used as lightning protection grounding to minimize lightning damage to communication equipment. In the construction field, T2 grounding copper wire is commonly used to construct the grounding system of a building to ensure the electrical safety of the building.
FAQ
Q: What is the difference between T2 and other copper grades?
A: T2 copper has higher purity (99.9%) and lower impurity levels than T3, making it better for high-end electrical and conductive applications.
Q: Can this be used for outdoor underground grounding?
A: Yes, T2 copper is highly resistant to soil corrosion, but we recommend using proper conduits if the soil acidity is extremely high.
Q: Do you support custom lengths?
A: Yes, as a factory-direct supplier, we provide custom cutting and spooling services.
Supply of T2 solid copper wires with superior performance
Spanning over 25000 square meters, our state-of-the-art manufacturing facility is equipped with high-precision continuous casting and drawing production lines, specifically optimized for high-purity T2 copper processing. We implement a rigorous vertical quality control system-from raw material inspection to final conductivity and tensile testing-ensuring every spool of grounding wire meets international standards such as ASTM, IEC, and RoHS. Our scalable production capacity allows us to maintain a consistent supply for global infrastructure projects while ensuring competitive factory-direct pricing and rapid lead times.
Why Choose Our T2 Fine Copper Wire
Our team is a synergy of seasoned metallurgical engineers, meticulous quality inspectors, and a dedicated international service group, all committed to providing the most reliable grounding solutions. With over 18+ years of industry expertise, our R&D department continuously optimizes wire performance for complex electrical environments, while our multilingual sales team ensures a seamless, transparent, and professional experience from technical consultation to after-sales support. We don't just sell wires; we partner with our clients to ensure the long-term safety and efficiency of their electrical systems.
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