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  Home > Products
 Spring/coil heaters >> Coil heater
Spring Heater Description:

1) Spring heater is made of nickel chrome resistance wire placed inside chrome nickel steel tube that is filled with MgO powder.

2) Spring heater is also known as high performance tubular heaters or cable heaters. 3) Spring heater can be produced with or without built in thermocouples.

4) Spring heater is widely used in heating engineering, mold, plastic industry, including the transfer machinery, medical equipment, casting process, welding, heat treatment process and many other industries and fields 


Technical parameter:


1) Customized voltage and power

2) Various sizes of cross section, including 1.8, 2*4, 2.2*4.2, 3.0, 3*3, 3.5*3.5, 4*6 and other specifications.
3) High watt density 25w/, low watt density 5w/

4) Temperature: 650 degree
5) Materials: stainless steel
6) Thermocouple type J/K/E can be attached.

7)  High temperature Teflon lead wire and stainless steel shield provided.







Key technical indexes





1.Use condition: environment temperature -20~+60°C,

2.Leakage current <0.5MA

3.Insulation resistance 5M

4.Ground resistance <0.1

5.Voltage resistance: no electric breakdown for 1 minute under 1500V

6.Temperature endurance: 100-1200°C  














Note: Other models are available according to your specifications. Please refer to the Order Guide






















Spring Heater Image




Packaging and Shipping


Packaging: spring heater in plywood case outside if needed.

Shipment: 1.small quantity by DHL, FEDEX   2.Bulk goods by Sea Freight.  3. Arranged to your order



Our Service


Order Guide


Please specify the following when ordering:

1.      Diameter(mm) and length (mm) of heaters

2.      Type of leads and length(mm)

3.      Voltage and power density

4.      Content of the stamping if needed

5.      Order quantity

6.      Delivery date

**Better to provide drawings/pictures.



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