Place of Origin: Guangdong, China
This MCH alumina ceramic heating element is an internal heater for soldering irons, soldering stations and precision rework tools. It uses a co-fired metal heating circuit inside an insulating alumina ceramic body. The compact design delivers fast, steady heat in a small space, helping improve temperature response and reduce the insulation risks found in conventional heater structures.
The heater body is made from 96%–99% alumina ceramic. A tungsten resistance circuit is built into the ceramic layers and co-fired with the body to create an integrated MCH structure. Nickel or silver-plated copper leads can be used, depending on the electrical connection and operating conditions.
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Common applications include OEM soldering irons, professional soldering stations, lead-free soldering systems, micro-soldering tools, automated soldering equipment and precision rework tools.
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The values below are typical references. Final specifications depend on the heater size, circuit design, assembly method and test conditions.
| Parameter | Typical Specification | Notes |
|---|---|---|
| Substrate Material | 96%–99% Alumina Ceramic (Al₂O₃) | Provides insulation and structural support. |
| Heating Circuit | Embedded Co-fired Tungsten (W) | Forms the internal resistance-heating circuit. |
| Reference Temperature Range | Up to 500–800°C for the ceramic heater body | The finished soldering tool may have a lower operating limit. |
| Insulation Resistance | >100 MΩ at 500 V DC | Subject to the agreed test conditions. |
| Typical Heat-up Time | Approximately 10–20 seconds | Varies with voltage, power, size and thermal load. |
| Lead Wire | Nickel or Silver-plated Copper | Selected to suit the connection and working conditions. |
| Heater Type | How It Is Built | Typical Use |
|---|---|---|
| MCH Alumina Ceramic Heater | The resistance circuit is embedded in the ceramic and co-fired as one compact structure. | Soldering irons, soldering stations and precision heating tools. |
| Traditional Ceramic Heating Coil | Resistance wire is wound around a ceramic support or placed inside a separate ceramic housing. | General heating equipment with more installation space. |
| PTC Ceramic Heater | Uses PTC ceramic material with self-regulating resistance characteristics. | Air heating, space heating and temperature-limiting systems. |
For more background, read What Is a Ceramic Heating Element?
It is a ceramic heater made by embedding a metal resistance circuit, usually tungsten, inside alumina ceramic layers and co-firing them into one structure.
No. It is the internal ceramic heater used inside a soldering iron or soldering station handpiece. The soldering tip, housing and controller are not included.
A typical heat-up time is about 10–20 seconds. The actual time depends on the voltage, power, heater size, controller and thermal load.
In many cases, yes. We need to check the original heater dimensions, voltage, resistance, power, lead position and mounting structure. A drawing or sample is recommended for confirmation.
Inspection can cover key dimensions, resistance, insulation resistance, appearance and lead connections, based on the agreed requirements.
Please send the dimensions, voltage, resistance or power, target temperature, lead design, mounting method, drawing or sample details, and estimated quantity.
Yes. Our heaters are made in Dongguan, China, and supplied to USA OEM customers. We can assist with drawing review, sampling, production, inspection and export-ready packaging.
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