Durable Stainless Steel Cartridge Resistance Heater for Optimal Performance
Our exceptional cartridge heater is engineered with a robust cylindrical stainless steel tube, offering unparalleled corrosion resistance. Within this sturdy structure lies a carefully wound heating wire, artfully coiled around a high-quality ceramic core, creating the powerhouse of this high-performance heater.
The number of coils is precisely adjusted to align with the power specifications of the heater, ensuring flawless heat distribution and extending the heater's lifespan. This advanced design minimizes the oxidation of the heating wire, even under extreme temperatures. Whether it's solid, liquid, or gas, our cartridge heaters are masters at transferring heat efficiently through conduction when in direct contact with the heat sink. They are indispensable in manufacturing plastic and rubber components for the automotive industry and essential in sectors such as food processing, chemical, electronics, medical equipment, packaging, and nuclear industries.
Beyond our vast standard selection, we excel in custom-developing and crafting cartridge heaters precisely tailored to fulfill your unique requirements.
Our cartridge heaters are distinguished by a crimped-on or swaged-in construction, featuring a premium nickel-chromium resistance wire for outstanding performance.
This exceptional wire is expertly wound around a top-tier MgO core, precisely centered within a stainless steel casing.
Cartridge heaters are expertly engineered for a wide spectrum of heating applications, including metal parts and liquid heating when equipped with threaded bushings. They are capable of reaching metal temperatures up to an impressive 760°C, delivering peak performance with the perfect material, watt density, and fit selections.
Performance capabilities:
1. Achieve part temperatures soaring up to 1400°F (760°C) with an alloy 800 sheath, ensuring high-performance heat delivery.
2. Watt densities reaching up to an impressive 40W/cm² for powerful heating solutions.
3. A versatile operating voltage range from as low as 5VAC to a maximum of 480VAC for varied applications.
4. Compact designs with minimum diameters as small as 3mm, suitable for precise applications.
5. Maximum diameter options up to 35mm, accommodating diverse heating needs.
Benefits:
1. Simplified, cost-effective installation for ease of use.
2. Manufactured with superior quality materials for enhanced durability.
3. Optimized heat transfer efficiency for effective energy use.
4. Minimal maintenance requirements for user convenience.
5. Achieve a consistent and uniform temperature distribution across applications.
6. Exceptional resistance to oxidation and corrosion, ensuring longevity.
7. Renowned for their remarkable durability and long-lasting performance.
8. Backed by certification from TÜV Rheinland, ensuring CE compliance and quality assurance.
Technical Details:
1. Tube diameter: Ranging from Φ3mm-Φ30mm, offering versatility for various applications.
2. Tube Material: Options include SS304, SS316, SS321, and NICOLOY800, providing excellent choice for specific needs.
3. Insulation Material: High-purity MgO, delivering superior insulation and performance.
4. Resistance wire element: Crafted from Ni-Cr or FeCr for reliable and efficient heating.
5. Lead Connection Options: Choice of crimped or swaged leads for robust and secure connections.
6. Lead and Type of Connection Leads: Enjoy the advantage of our 10" Fiberglass Standard connection for superior and reliable performance.Wire Options: Choose between Silicone and High-Temperature Fiberglass for exceptional heat resistance and durability..
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:
Common cartridge heaters can be divided into two types based on density: Discover the versatility of our cartridge heaters available in two distinct power density options.
1. High Power Density: Experience robust heating efficiency with a heat area surface power range of 10~25 W/cm².
Working temperature ≤ 450°C: Perfect for applications requiring intense heat.
2. Middle to Low Power Density: Ideal for moderate heating needs, offering a heat area surface power of 5~11 W/cm².
Working temperature ≤ 300°C: Suitable for less intense applications.
Voltage: 12~250V (or as per requirement): Flexible voltage options to meet your specific requirements.
High Density Construction:
High-quality stainless steel construction ensures long-lasting protection, even in the most demanding industrial environments. Engineered for durability and resilience.
Protected with a stainless steel sheath, the watt density can reach 50 W/cm² and the operating temperature can go up to 800°C. Experience unmatched performance for high-temperature applications.
More Photos of Our Cartridge Heaters: Explore visual insights into the quality and design of our heaters.
Factors - How to Choose the Right Cartridge Heaters:
Consider the following factors to select the right cartridge heater: Make an informed decision by evaluating these essential considerations.
1. Operating temperature: Determine the optimal range for your application.
2. Watt density of the heating element: Match the watt density to your heating needs.
3. Sheath material (corrosive or non-corrosive): Choose the right sheath material based on environmental conditions.
-
- Temperature of the corrodent: Ensure compatibility with the anticipated corrodent temperature.
-
- Degree of aeration of exposed corrodent: Factor in the level of exposure to aerated conditions.
-
- Velocity of the corrodent: Assess the impact of corrodent flow on heater performance.
Dimensional Data:
(This table shows minimum and maximum sheath lengths for available diameters.) Understand the dimensional flexibility offered by our heaters.
| |
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 |
(Indicates recommended maximum sheath length; however, longer lengths may be available.) Explore the potential for customization with extended lengths.
Termination Options:
1. Swaged-in Flexible Leads: Experience enhanced adaptability with swaged-in flexible leads.
Swaged-in flexible leads with silicone-fiberglass insulation are recommended for applications where the leads must be bent at the exit point from the heater. Ideal for dynamic setups.
Unless a longer length is specified, 250mm
(10 in.)
leads are supplied. Providing standard and customizable lead lengths to meet your requirements.
Heaters 150mm
(6 in.)
or shorter generally have a 6mm
(1/4 in.)
no-heat section. Heaters up to 250mm
(10 in.)
require a 25mm
(1 in.)
no-heat section. Heaters greater than 250mm may require more than a 25mm no-heat section. To order, please specifyswaged-in flexible leads.
2. Right Angle Leads: Maximize space efficiency with right-angle leads.
Right angle leads are used in applications with a high degree of flexing and when space limitations are critical. Lead wires exit at a 90° angle through the side of the heater sheath. Perfect for compact installations.
A right-angle tube may be necessary for certain constructions. To order, specifyright angle leads and lead length. Tailor your order to specific spatial and performance needs.
| 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
Crafted with meticulous precision, our robust stainless steel braid is engineered to protect leads from abrasion and sharp edges, ensuring unparalleled durability and steadfast reliability.
Understanding diverse lead exit needs, we offer customized solutions: For leads exiting straight, the braid is expertly swaged into the heater's no-heat section. For right-angle exits, the braid is firmly secured with a crimp connector, ensuring flawless integration.
By default, our standard leads are an ample 250 mm
(10 in.)
in length, while the braid is a sturdy 200 mm
(8 in.)
long. Tailor your order by specifying your preference for a straight or right-angle stainless steel braid, desired lead length, and no-heat section specifications.
| 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 stainless steel hose offers outstanding protection against abrasion from sharp edges and abrasive equipment, ensuring ease in handling and efficient wiring in challenging environments.
For right-angle lead exits, the hose is masterfully silver soldered to the sheath. Unless customized, standard leads run 250 mm(10 in.)in length, with the hose measuring 200 mm(8 in.)in length. When placing an order, remember to specify stainless steel hose, desired lead length, and no-heat section preferences.
| |
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 rivals stainless steel hose in abrasion protection, ensuring robust defense.
Attached using a 90° elbow copper coupler, the conduit securely overlaps the heater sheath. The default is a 200 mm(8 in.)conduit, with leads extending 50 mm beyond the conduit. To customize, specify galvanized conduit, lead length, and no-heat section preferences.
| |
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 ceramic bead insulation excels in safeguarding leads in environments exceeding 450°C(840°F).Designed to fit over solid conductors, the ceramic beads extend into cooler areas where flexible wires can be securely attached. When ordering, specify ceramic bead type and length, and any additional lead length requirements.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges offer a convenient mounting solution and effectively position heaters within applications. Flange styles and specifications are customizable to meet client needs, and they can be positioned within any no-heat section of the heater sheath. To order, specify flange type, size, and desired location. .
Immersion Cartridge Heaters for Liquid Applications:
For effective liquid immersion heating, we recommend brass or stainless steel threaded bushings.
Threaded bushing sizes are tailored to the pipe diameter. Available specifications include
G thread, NPT thread, and BSPP thread , among other options.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Create a precise and meticulously measured hole in the section that requires heating.
2. Ream a smooth and flawless hole to ensure optimal contact and superior heat transfer efficiency.
3. Extend the hole seamlessly through the section to allow for the effortless removal of the unit when necessary.
4. If creating a through hole isn't feasible, increase the hole size within accepted tolerances to accommodate requirements.
5. Minimize any vibration or flexing of lead wires to significantly extend the service life of the unit.
6. Prevent liquid contamination by diligently protecting the heater's exposed end.
When ordering our premium Cartridge Heaters, ensure you provide the following details :
1. Type of Cartridge Heater (please refer to our comprehensive Termination Options guide)
2. Diameter of the Cartridge Heater to ensure a perfect fit
3. Overall length of the straight Cartridge Heaters for precise application
4. Specify the Wattage and Voltage to meet your needs
5. Type of Lead (choose from glass fibre / PTFE) and specify the lead length.
FAQ
(1). Q: Can you offer a discount?
A: Discounts are based on order quantity-the larger your order, the greater the discount you can enjoy.
(2). Q: How can I obtain a sample?
A: For most products, we offer free samples for small quantities; shipping costs are covered by the customer. You can also provide your DHL, FEDEX, EMS, or UPS account. For larger quantities, a sample fee might apply.
(3). Q: Why is your price higher than other Chinese suppliers?
A: Our focus is on crafting high-quality, high-performance products. We aim to forge long-term, positive relationships with all our customers.
While our prices might not be the lowest, the value and performance you receive are unparalleled.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: Our warehouse team meticulously keeps an identical, labeled sample with your company name before dispatching the original to you, ensuring consistent product quality.
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