Basic Info.
Product Description
Product Name: Nichro-copper (Cu-Nichro-silicon)
Product brand: C18000
Execution standard: GB/T 5231-2012
Corresponding brand: TNi2.4-0.6-0.5
Product form: copper rod, copper tube, copper plate, copper sleeve, copper wire, copper ring, copper forgings.
First, the main characteristics
1, C18000 has high strength and hardness, electrical and thermal conductivity, good wear resistance and wear reduction, after aging treatment hardness, strength, electrical conductivity and thermal conductivity are significantly improved, easy to weld.
2, C18000 chrome copper has good hardness, wear resistance and knock resistance, crack resistance and high softening temperature, welding electrode loss, welding speed, low total cost of welding, suitable for welding welding machine electrode related fittings, but the electroplating parts of the general performance.
Two, chemical composition
Copper (Cu) : surplus
Nickel (Ni) : 1.8-3.0
Chromium (Cr) : 0.10-0.8
Silicon (Si) : 0.40-0.8
Iron (Fe) : 0.15
Total impurities: 0.65
3. Physical properties
Conductivity IACS: 45
Density g/cm: 8.9
Thermal conductivity: 200W/m.K
Thermal expansion coefficient: 17.5×10-6/°C
Melting point: 1040ºC
Four, mechanical properties
5. Application field
1, widely used in motor rectifier, spot welding machine, seam welding machine, electrode for welding machine, and other high temperature requirements of strength, hardness, conductivity, guide cushion parts.
2, with the production of EDM electrode can electrocorrode a more ideal mirror, at the same time, good upright performance, can complete the effect of pure red copper, such as wafer difficult to achieve on tungsten steel and other difficult to process material performance.
3, used for automobile, motorcycle, barrel (tank) and other machinery manufacturing industry welding, conductive nozzle, switch contact, mold block, welding machine auxiliary device with various materials.