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Cartridge Heaters

The UCI Cartridge Heaters provide excellent heat transfer and guarantee longevity. Cartridge Heaters are designed for a push-fit into holes of nominal diameters. Our Cartridge Heaters are manufactured to the highest standards and from long lasting, reliable materials. 

We stock thousands of Cartridge Heaters in

Metric & Imperial sizes

The UCI cartridge heater range provides excellent heat transfer and long life. Cartridge heaters are designed for a push-fit into holes of nominal diameters. They are manufactured to the highest standards and from the highest quality materials. The primary use of cartridge heaters is for heating Dies, Moulds, Platens and various other applications demanding localised heating. They can be designed to operate up to 800 deg C.

Cartridge heaters are available in metric and imperial sizes 6.5mm (1/4″) to 40mm (1.5″) diameters and up to 2m in length.

Supplied as high watt densities as standard for the most demanding of applications, medium and low are also offered on request.

Several factors must be considered when selecting the proper cartridge heater, such as below, that will ensure your heaters last as long as possible and perform as required.

  • 01.

    What to consider when selecting a cartridge heater

    What is the Operating temperature?

    Movement and vibration?

    Ambient conditions, damp/humidity, hot etc.?

    Fitting type: e.g. flange, threaded, right angle etc.

  • 02.

    How are Cartridge Heaters Beneficial

    If you run a business that works with dies,
    moulds, platens or any other equipment that requires the localised application
    of heat, you may find that the use of cartridge heaters is the ideal approach
    to help you achieve perfect results each time.

    Read more

  • 03.

    How to prevent cartridge heater failure

    Has your cartridge heater failed? You’re not alone. This is a very frequent complaint, with many people baffled as to why their ‘long-life’ cartridge heating element has lasted for a very short (and unsatisfactory!) length of time.

    Read more

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Cartridge Heater Calculator

Use for calculating sizes that are non-stock

How to use the cartridge heater price calculator?

Fill in all the relevant boxes with the information, and the calculator will tell you what it will cost; it’s as simple as that! If you decide to place the order, email the details over, we will confirm your order details by return.

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Getting the best from your cartridge heaters

Where are cartridge heaters used?

Cartridge heaters are used in many applications where it is required to get heat into a metal moulding tool. These could be presses, heating jaws and injection moulding tools.

What temperature are cartridge heaters suitable for?

The normal operating temperatures are usually below a sheath temperature of 650 deg C. However, they can be made suitable for temperatures up to 800 deg C upon request.

What are the advantages of cartridges heaters?

The advantage of using a cartridge heater is that because they are high powered, they can push a large amount of heat into a metal block in a relatively short period of time. The cartridge heaters are made to a tight tolerance to ensure the best heat transfer possible.

Correct Installation Guide for Cartridge Heaters

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Useful Power Calculator

Use this simple calculator to work out any heating element's Ohms, Amperage, voltage, and wattage.

Power Calculator
Ω Resistance
A Current
V Voltage
W Power
Enter 2 values and press Calculate

Ohms Law

Calculator

We have created this conversion calculator based on Ohms law. Please feel free to use it.

Functional if you need to work out your load requirements.

Also, if the wattage is not on display on the heating element

Surplus stock cartridge heaters