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Diameter | Customized |
Diameter tolerance | ±0.05mm |
Length | Customized |
Length tolerance | ±1 mm |
Voltage/Power | Customized |
Wattage Tolerance | +5%, -10% |
Resistance tolerance | +10%, -5% |
Shape | Straight Cartridge Heater |
Typical operating temperature | 1℃~800℃ |
Maximum permissible temperature | 800℃ |
Insulation resistance (cold) | ≥ 500 MΩ |
Maximum leakage current (cold) | ≤ 0.5 mA |
Resistance heating wire | NiCr 80/20 wire/Import Resistance Wire |
Packaging | Plastic bag , Carton box,Wooden box |


Product Specification | ||
Sheath/Casing materials | SUS304/ SUS321/ SUS316/ SUS316L/ SUS310S/ Incoloy800/ Incoloy840/ Copper/ Titanium | |
Lead Options | Flexible Leads(Internally)/ Externally Connected Leads/ Straight Leads with Clip Support/ 90° Leads/ 90° Leads with Clip | |
Material of Lead Wire/Cable | Silicone cable /Silicone fiberglass cable/Pure Nickel Cable/PTFE cable/PVC cable and Special Cable | |
Lead Protection | Straight Strain Relief Spring/ Stainless Steel Braid/ Stainless Steel Armor/ Right Angle Elbow/ | |
End cap | Ceramic end (standard)/ Cement/ Epoxy/ RTV seal | |
Construction Type | Swaged / High Watt Density – up to 1400°F (760°C) | |
Not Swaged / Low Watt Density – up to 1200°F (650°C) | ||
Other | ||
Sensor Options | Grounded/ Ungrounded/ Plain Lead Wires | |
Thermocouple Location | Type J/ Type K/PT100/NTC | |
Configurable | Diameter/ Length/ Wattage/ Voltage/ Lead Options/ Material of Lead Wire/ Length of Lead Wire/ Lead Protection/ Fittings/ Thermcouple/ Ground Wire/ Print Words(Logo) and Etc | |

Cartridge heaters have the versatility of being able to carry thermocouple inside to help control temperatures of the heater more accurately. Various diameters allow for it to be used in any cavity and can be custom designed with any cold section. Lead wires extend from the end to your control panels.
1.Fast heating and long service life
2.Power and voltage can be customized according to requirements.
3.Used in hot forming machinery,meachanical equipment,etc.
4.According to different use requirements,choose the grade of heating wiremagnesium rod and pipe.







▪ Extrusion
▪ Die casting
▪ Hot plates
▪ Heat staking
▪ Plastic packaging
▪ Rubber molding
▪ Footwear
▪ Injection molding manifolds
▪ Hole punch
▪ Fluid heating
▪ Deionized water
▪ Food production
▪ Fuel cells
▪ Medical devices
▪ Analytical instruments
▪ Sealing tools
▪ Small mold heating
▪ Metal dies
▪ Seal bars
▪ 3D Printers
▪ Injection molding machine
▪ Hot melt adhesives
▪ Immersion tank heating
▪ HVAC compressors
▪ Sensor measurement devices
▪ Torpedo heaters for injection molding
▪ Semiconductor eutectic welding heating
▪ Highly corrosive applications




Yancheng DUOPU Import & Export Co.,Ltd. is an international group company that specializes in the business of industrial heaters and electrical heating elements for more than 20 years. We have many workshops and branch factories. Products showing as:silicone rubber heaters, ceramic heaters , furnace heaters, band heaters, casting heaters, heating tubes, coil heaters, infrared heaters, bobbin heaters, pizza oven machine......
We located in Jiang su Province, near Shanghai in China,welcome to visit our company.
We are your one-stop resource for all your industrial heater needs. With the support of highlyskilled engineers, we have accumulated precious experience in the industry. We are sticking to the principle of "QUALITY IS OUR CULTURE" and our production is according to the international standards. We provide OEM & ODM service to meet all customers'requirements.Also we plan to develop new trading partners, while continuing to maintain the valuable relationships. Hope we can make cooperation in the near future. We are recruiting are distributor all over the world. Open the future driving force.
Advantages of Company
1. Our company has more than 20 years of experience and is one of the Top 10 in the industry. we have our own factory with
advanced and complete production equipment and production lines, with a wide range of products and high production efficiency.
2. We have professional team, members are familiar with the products and able to respond to customers quickly and timely.
3. Our products have achieved environmental certification ROHS and EU CE certification 4. Customized products can be made according to customer's requirements with drawings and samples.
5. We have many long-term cooperation with freight forwarders, which can provide faster transportation lines and the most suitable
prices.






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