Customized Electric Heating Element Cartridge Heater
Our premier cartridge heater boasts a robust cylindrical stainless steel tube, offering unparalleled corrosion resistance. Enclosed within is a meticulously coiled heating wire, wrapped around a premium ceramic core, serving as the dynamic core of this high-performance heating solution.
The coil configuration is expertly designed to match the heater's power requirements, ensuring efficient heat distribution and significantly extending its lifespan. This innovative design curtails oxidation of the heating wire, even at higher temperatures. Whether you're heating solids, liquids, or gases, our cartridge heaters guarantee rapid and efficient heat conduction, given their direct contact with the heat sink. Perfect for the automotive industry's manufacturing of plastic and rubber components, these heaters are indispensable in food processing, chemical, electronics, medical equipment, packaging, and even nuclear sectors.
In addition to our extensive standard range, we excel in the custom development and manufacturing of cartridge heaters, specifically tailored to fulfill your unique requirements.
Our cartridge heaters are crafted with a crimped-on or swaged-in construction, utilizing high-grade nickel-chromium resistance wire for superior performance.
This wire is precisely wound around a superior-quality MgO core, perfectly centered within a durable stainless steel casing.
Cartridge heaters are engineered for versatile heating applications, including the heating of metal parts and liquids when equipped with threaded bushings. Capable of reaching metal temperatures up to 760°C, these heaters ensure peak performance through optimal material, watt density, and fit selections.
Performance capabilities:
1. Achieve part temperatures soaring up to 1400°F (760°C) with an alloy 800 sheath
2. Experience watt densities reaching an impressive 40W/cm²
3. Operate at voltages up to 480VAC, with minimum voltage down to 5VAC
4. Minimum diameter as sleek as 3mm
5. Maximum diameter reaching up to 35mm
Benefits:
1. Facilitates easy and economical installation
2. Crafted with premium-grade materials
3. Offers enhanced heat transfer efficiency
4. Allows for effortless maintenance
5. Ensures uniform temperature distribution
6. Exhibits resistance to oxidation and corrosion
7. Assures exceptional durability
8. Fully certified by TÜV Rheinland (CE certification)
Technical Details:
1. Tube diameter: Φ3mm-Φ30mm
2. Tube Material: Choose from SS304, SS316, SS321, NICOLOY800, etc.
3. Insulation Material: Utilizes high-purity MgO
4. Resistance wire element: Options include Ni-Cr or FeCr
5. Lead Connection Options: Expertly crafted with crimped or swaged leads for enhanced durability and reliability.
6. Lead and Type of Connection Leads: Sophisticated 10" Fiberglass Standard for superior insulation and heat resistance.Wire Options: High-performance Silicone or High-Temperature Fiberglass for optimal functionality..
Specification of Cartridge Heaters:
| Sheath material |
SS304.321.316L,Incoloy800.840,Titanium |
| Insulation material |
High-purity MgO |
| Resistance |
Ni-Cr or FeCr |
| Maximum voltage |
480VAC |
| Wattage density |
high/middle/low(5-40w/cm2) |
| Wattage tolerances |
toloerance :+5% -10% |
| Dimensional |
Diameter: Min. dia:3mm |
| Length: |
Customized |
| Lead options |
Crimped- on / Swaged- in |
| Lead types |
Swage fiberglass insulation nickel wire ( 750°C ) |
| Crimp on silicone lead ( 250°C ) Crimp |
| Silicon insulated wire ( 200°C ) |
| Crimp fiberglass insulation nickel wire ( 450°C ) |
| Internal |
Type J or K available thermocouple |
| Lead protection options |
Stainless steel braid |
| Stainless steel flexible hose |
| other options |
Bent heaters, in no-heat section, up to 90° angle |
| mounting flange |
Feature:
Our versatile cartridge heaters are expertly categorized by density:
1. High Power Density: Delivers a robust heat area surface power of 10~25 W/cm² for demanding applications.
Working temperature up to an impressive ≤ 450°C.
2. Middle to Low Power Density: Provides a controlled heat area surface power of 5~11 W/cm².
Suitable for working temperatures ≤ 300°C.
Voltage: 12~250V, customizable to meet specific requirements.
High Density Construction:
Constructed with premium stainless steel, ensuring exceptional durability in rigorous industrial settings.
Stainless steel sheath protection enables watt density to reach 50 W/cm², supporting operating temperatures up to 800°C.
More Photos of Our Cartridge Heaters:
Factors - How to Choose the Right Cartridge Heaters:
Consider these essential factors to select the ideal cartridge heater for your needs:
1. Desired operating temperature
2. Watt density of the heating element to match application requirements
3. Appropriate sheath material based on environmental conditions (corrosive or non-corrosive)
-
- The corrodent's temperature to ensure compatibility
-
- Degree of aeration of the exposed corrodent for optimal performance
-
- Velocity of the corrodent to maintain efficiency and longevity
Dimensional Data:
Review this table for the minimum and maximum sheath lengths available for different diameters.
| |
Diameter |
|
|
Length |
|
| Normal |
Actual |
Min |
|
|
Max |
| in. |
in. |
mm |
in |
mm |
in |
mm |
| 1/8 |
0.122 |
3.1 |
7/8 |
22.2 |
12 |
305 |
| 1/4 |
0.246 |
6.3 |
7/8 |
22.2 |
36 |
915 |
| 3/8 |
0.371 |
9.4 |
7/8 |
22.2 |
48 |
1220 |
| 1/2 |
0.496 |
12.6 |
7/8 |
22.2 |
60 |
1520 |
| 5/8 |
0.621 |
15.8 |
1 |
25 |
72 |
1830 |
| 3/4 |
0.746 |
18.9 |
1 |
25 |
72 |
1830 |
| 1 |
0.996 |
25.3 |
1 1/4 |
32 |
72 |
1830 |
Note the recommended maximum sheath length; longer lengths may be available upon request.
Termination Options:
1. Swaged-in Flexible Leads:
Ideal for applications requiring bent leads at exit points, offering flexibility and protection with silicone-fiberglass insulation.
Leads are supplied in a standard length of 250mm
(10 in.)
unless a custom length is specified.
Heaters measuring 150mm
(6 in.)
or shorter typically feature a 6mm
(1/4 in.)
no-heat section, while those up to 250mm
(10 in.)
require a 25mm
(1 in.)
no-heat section. Heaters over 250mm may necessitate more than a 25mm no-heat section. Specify when orderingswaged-in flexible leads for your application.
2. Right Angle Leads:
Designed for applications with significant flexing or space constraints, leads exit at a 90° angle from the heater sheath.
A right-angle tube may be required for specific configurations. Specifyright angle leads and desired lead length when ordering.
| Diameter mm |
Min No-Heat Length mm(in.) |
| 6.5 |
15 (9/16) |
| |
15 (9/16) |
| 108.0 |
17 (2/3) |
| 12.5 |
18 (11/16) |
| 16.0 |
20 (3/4) |
| 20.0 |
21 (13/16) |
3.Premium Stainless Steel Braid
Our robust stainless steel braid is meticulously crafted to safeguard leads from abrasions against sharp edges, ensuring unmatched durability and reliability. Trust it to protect your investment and maximize performance.
For diverse lead exit configurations, we provide bespoke solutions. When leads exit straight out, the braid is expertly swaged into the no-heat section of the heater. For right-angle exits, a crimp connector securely fastens the braids, ensuring flawless and seamless integration into your system.
Unless otherwise specified, our standard leads extend to a convenient length of 250 mm
(10 in.)
in length, while the braid measures an impressive 200 mm
(8 in.)
long. To tailor your order to perfection, please specify your preferences for astraight or right-angle stainless steel braid, desired lead length, and specific no-heat section requirements.
| Diameter |
Min. No-Heat Length |
| Straight |
Right Angle mm |
| mm |
| mm (in.) |
|
(in.) |
| |
|
| 6.5 |
30 (1 1/8) |
|
N/A |
| 8.0 |
30 (1 1/8) |
15 |
(9/16) |
| 10.0 |
30 (1 1/8) |
17 |
(2/3) |
| 12.5 |
30 (1 1/8) |
18 |
(11/16) |
| 16.0 |
30 (1 1/8) |
20 |
(3/4) |
| 20.0 |
30 (1 1/8) |
21 |
(13/16) |
4. Durable Stainless Steel Hose
Our premium stainless steel hose offers exceptional protection against abrasions from sharp edges or abrasive equipment, making it ideal for demanding environments. It ensures effortless handling and streamlined wiring, keeping your operations efficient and effective.
For right-angle lead exits, the hose is deftly silver soldered to the sheath, ensuring a robust connection. Unless otherwise specified, standard leads extend to 250 mm(10 in.)in length, and the hose measures a substantial 200 mm(8 in.)in length. To customize your order, please specify your preference for a stainless steel hose, the desired lead length, and the no-heat section requirements.
| |
Min. No-Heat Length |
| Diameter |
Straight |
Right Angle mm |
| mm |
mm (in.) |
|
(in.) |
| 6.5 |
30 (1 1/8) |
|
N/A |
| 8.0 |
30 (1 1/8) |
15 |
(9/16) |
| 10.0 |
30 (1 1/8) |
17 |
(2/3) |
| 12.5 |
30 (1 1/8) |
18 |
(11/16) |
| 16.0 |
30 (1 1/8) |
20 |
(3/4) |
| 20.0 |
30 (1 1/8) |
21 |
(13/16) |
5. Galvanized Conduit Protection
Our galvanized conduit offers protection on par with stainless steel hoses against abrasion. It is a reliable choice for maintaining the integrity of your systems.
The conduit is expertly attached with a 90° elbow copper coupler, securely overlapping the heater sheath to ensure firm protection. Unless specified otherwise, we provide a standard 200 mm(8 in.)conduit, with leads extending 50 mm longer than the conduit. To tailor your order, specify your preferences for a galvanized conduit, the desired lead length, and the no-heat section requirements.
| |
Min |
|
|
Galvani |
| Diam |
Dimensio |
Dimensio |
zed |
| No-Heat |
| eter |
n A |
n B |
conduit |
| Length |
| mm |
mm(in.) |
mm(in.) |
O.D. |
| mm(in.) |
| |
|
|
mm(in.) |
| |
|
|
|
| 6.5 |
12(7/16) |
22(7/8) |
29(1 1/8) |
10(3/8) |
| 8.0 |
12(7/16) |
22(7/8) |
29(1 1/8) |
10(3/8) |
| 10.0 |
12(7/16) |
22(7/8) |
29(1 1/8) |
10(3/8) |
| 12.5 |
12(7/16) |
28(1 1/8) |
30(1 3/16) |
14(1/2) |
| 16.0 |
12(7/16) |
28(1 1/8) |
34(1 5/16) |
14(1/2) |
| 20.0 |
12(7/16) |
29(1 1/8) |
36(1 7/16) |
16(5/8) |
6. High-Temperature Ceramic Bead Insulation
Our high-quality ceramic bead insulation provides unparalleled protection for leads in extreme high-temperature environments exceeding 450°C(840°F).The ceramic beads are ingeniously designed to fit over solid conductors and extend to cooler areas, where flexible wires can be securely attached. To customize your order, specify your preference for ceramic beads, their length, and any additional lead length requirements.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges provide a seamless mounting solution and an efficient method to position heaters within your applications. Flange styles and specifications are fully customizable to meet your specific needs. These flanges can be strategically positioned in any no-heat section of the heater sheath. To order, specify your preferences for a flange, its size, and precise location. .
Immersion Cartridge Heaters for Liquid Applications:
For liquid immersion heating applications, we recommend utilizing our brass or stainless steel threaded bushings, crafted for optimal performance.
The size of the threaded bushing is meticulously matched according to the pipe diameter. Available specifications include a variety of threading options, such as
G thread, NPT thread, and BSPP thread , among others, to ensure compatibility and efficiency.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Craft a meticulously precise hole in the section you wish to heat, ensuring exactitude and efficiency.
2. Ream a smooth, flawless hole to guarantee optimal contact and extraordinary heat transfer.
3. Extend the hole right through the section to allow for seamless and convenient removal when needed.
4. If a through hole isn't possible, expand the hole size within acceptable limits.
5. Minimize any vibration and flexing of the lead wires to significantly increase the service life.
6. Protect the heater's end to prevent liquid contamination and maintain peak performance.
When ordering Cartridge Heaters, kindly provide the following essential specifications :
1. Specify the Type of Cartridge Heater (refer to Termination Options) for your tailored needs.
2. Indicate the Precise Diameter of the Cartridge Heater.
3. Provide the Exact Overall Length of the Straight Cartridge Heaters.
4. Detail the Required Wattage and Voltage for optimal operation.
5. Specify the Type of Lead (glass fibre / PTFE) and Lead Length.
FAQ
(1). Q: Can you offer a discount?
A: Discounts depend on order quantity. The more you order, the bigger the discount.
(2). Q: How can I obtain a sample?
A: For most products, small quantity samples are free, with customers covering shipping costs. Alternatively, provide your DHL, FEDEX, EMS, or UPS account number. For larger quantities, a sample fee may apply.
(3). Q: Why is your price higher than other Chinese suppliers?
A: We prioritize high-quality, high-performance products to cultivate long-term, positive customer relationships.
Our focus on superior quality ensures exceptional value even if our prices are not the lowest.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: Our warehouse team retains an identical sample marked with your company name to ensure consistent production quality.
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