High Resistance Ni70Cr30 Nickel Alloy Wire with 1.18+/-0.05 Resistivity and 1250°C Temperature Applications for Laboratory Equipment

Ni70Cr30 is an austenitic nickel-chromium alloy suitable for temperature applications up to 1250°C. High chromium content (30% in average) provides very good life time, especially in the furnace applications.

Ni70Cr30 is characterized by high resistivity, good oxidation resistance, good ductility after use and excellent weldability. Alloy is not subject to “green rot" and is particularly well suited for reducing and oxidizing atmospheres.

• Heating Elements for Electric Furnaces

  Ni70Cr30 resistance wire is commonly used as heating elements in laboratory electric furnaces for heating samples or specimens in various heat treatment experiments. Its stable resistance characteristics and excellent high-temperature performance ensure the repeatability and accuracy of experiments.

• Heaters for Vacuum Systems

  In laboratory vacuum systems, Ni70Cr30 resistance wire is used as heaters to heat samples or equipment. It provides stable heating effects in high-temperature and low-pressure environments, suitable for various vacuum experiments and processes.

• Temperature Control Devices

  Ni70Cr30 resistance wire is also commonly used in temperature control devices in laboratories, as temperature sensors or heating elements. It can accurately sense and control temperature to meet the temperature requirements during experiments.

• Heaters for Chemical Reactions

  During chemical reaction processes in laboratories, Ni70Cr30 resistance wire can be used as heaters to provide the necessary heating energy for reaction vessels or samples. Its corrosion resistance allows it to work stably in various chemical environments.

• Thermal Analysis Instruments

  Ni70Cr30 resistance wire is also widely used in laboratory thermal analysis instruments such as thermogravimetric analyzers, differential scanning calorimeters, etc., to provide stable temperatures required for sample heating.

Size Range
Wire	dia 0.03-7.5mm
	dia 8.0-12.0mm
Ribbon	(0.05-0.35)*(0.5-6.0)mm
Strip	(0.50-2.5)*(5-180)mm
Rod	8-50mm