Introducing a high temperature resistance cartridge heater, meticulously designed to withstand extreme conditions and deliver unfaltering performance.
Our state-of-the-art cartridge heater is engineered with a tough cylindrical stainless steel tube, offering superior corrosion resistance and longevity. Inside, the precision-wound heating wire spirals around an ultra-high quality ceramic core, forming the powerhouse of this exceptional heater, ensuring unparalleled efficiency and reliability.
The coil count is expertly customized to align with the heater's power specifications, ensuring flawless heat distribution and extending the heater's working life. This sophisticated design minimizes the oxidation of heating wires, even under extreme temperatures. Whether you need to heat solids, liquids, or gases, our cartridge heaters are masters of swift and efficient heat transfer through conduction when in direct contact with the heat sink. Perfectly suited for manufacturing plastic and rubber components in the automotive sector, they are also invaluable in food processing, chemical, electronics, medical equipment, packaging, and nuclear industries, providing unmatched versatility and performance.
In addition to our comprehensive standard range, we excel in custom-developing and manufacturing cartridge heaters specifically tailored to meet your unique and demanding specifications, ensuring your complete satisfaction.
Cartridge heaters boast a robust crimped-on or swaged-in construction, featuring a high-quality nickel-chromium resistance wire that guarantees exceptional performance and durability.
The nickel-chromium wire is intricately wound around a superior-quality MgO core, which is perfectly and precisely centered within a durable stainless steel casing, ensuring optimal performance.
Our cartridge heaters are purposefully designed to meet a vast array of heating applications, from heating metal parts to liquid heating when outfitted with threaded bushings. They can achieve impressive metal temperatures of up to 760°C, delivering peak performance when the material, watt density, and fit are expertly selected.
Performance capabilities:
1. Able to reach part temperatures up to a remarkable 1400°F (760°C) with an alloy 800 sheath, ensuring robust and reliable operation.
2. Capable of watt densities soaring up to 40W/cm², providing exceptional power and heat efficiency.
3. Designed for a broad range of operating voltages, working seamlessly from a low 5VAC to a high 480VAC.
4. Engineered with precision to a minimum diameter as refined as 3mm, catering to delicate applications.
5. Constructed to a robust maximum diameter of up to 35mm, for extensive and varied industrial uses.
Outstanding Benefits:
1. Simplified and cost-effective installation process, saving time and resources.
2. Built with premium, high-grade materials for unparalleled durability and performance.
3. Maximized heat transfer efficiency, optimizing energy usage and effectiveness.
4. Designed for effortless maintenance, ensuring long-term reliability and convenience.
5. Provides uniform temperature distribution for consistent results across applications.
6. Built to resist oxidation and corrosion, guaranteeing longevity and sustained performance.
7. Exhibits exceptional durability, capable of withstanding demanding conditions.
8. Certified to meet TÜV Rheinland CE standards, assuring quality and safety compliance.
Technical Specifications:
1. Tube diameter: Ranging from an elegant Φ3mm to a substantial Φ30mm, accommodating diverse needs.
2. Tube Material: Crafted from robust materials like SS304, SS316, SS321, and NICOLOY800, among others, to suit various applications.
3. Insulation Material: High-purity MgO, ensuring exceptional insulation and efficiency.
4. Resistance wire element: Composed of Ni-Cr or FeCr, offering reliable and consistent resistance.
5. Lead Connection Options: Available with either crimped or swaged leads for versatile and secure connections.
6. Lead and Type of Connection Leads: 10" Durable Fiberglass StandardWire Options: Silicone High Temperature Fiberglass for Enhanced Resilience.
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:
Cartridge heaters are adeptly classified into two types based on density:
1. High Power Density: Heat area surface power 10~25 W/cm²
Perfect for applications with working temperatures ≤ 450°C
2. Middle to Low Power Density: Heat area surface power 5~11 W/cm²
Ideal for operations with working temperatures ≤ 300°C
Voltage: Flexible voltage range of 12~250V (customizable as needed)
High Density Construction:
Robust stainless steel provides lasting protection, even in extreme industrial conditions.
With a stainless steel sheath, the watt density can soar to 50 W/cm², supporting operating temperatures up to 800°C.
Explore More Photos of Our Cartridge Heaters:
Critical Considerations - How to Select the Ideal Cartridge Heaters:
Evaluate these crucial factors to choose the optimal cartridge heater:
1. Desired operating temperature
2. Watt density specification of the heating element
3. Sheath material compatibility (corrosive or non-corrosive environment)
-
- Temperature of the corrodent is a decisive factor
-
- Degree of aeration of exposed corrodent must be considered
-
- Velocity of the corrodent can impact heater choice
Dimensional Data:
(This table provides minimum and maximum sheath lengths for various 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 |
(Recommended maximum sheath length indicated; however, extended lengths might be available.)
Termination Options:
1. Swaged-in Flexible Leads:
For applications requiring lead bending at the exit point from the heater, swaged-in flexible leads with silicone-fiberglass insulation are recommended.
Unless a specific length is requested, standard 250mm
(10 in.)
leads are provided.
For heaters 150mm
(6 in.)
or shorter, a standard 6mm
(1/4 in.)
no-heat section is included. Heaters up to 250mm
(10 in.)
feature a 25mm
(1 in.)
no-heat section. For heaters over 250mm, a more extensive no-heat section may be necessary. When ordering, specifyswaged-in flexible leads.
2. Right Angle Leads:
Optimal for high-flexing applications and critical space constraints, right angle leads exit at 90°, through the heater sheath side.
Certain constructions may require a right-angle tube. When ordering, specifyright angle leads and desired lead length.
| 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 offer exceptional protection. It ensures that the leads are shielded against abrasion caused by sharp edges, promising remarkable durability and reliability.
For diverse lead exit configurations, we provide bespoke solutions: When leads exit straight out, the braid is carefully swaged into the heater's no-heat section. For right-angle exits, a crimp connector securely attaches the braids, allowing for flawless integration.
Unless specified, our standard leads measure 250 mm
(10 in.)
in length, while the braid is 200 mm
(8 in.)
long. To personalize your order, please indicate your preference for a straight or right-angle stainless steel braid, lead length, and 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 stainless steel hose offers unmatched protection against abrasive edges and equipment. It ensures ease of handling and efficient wiring in challenging environments.
For right-angle lead exits, the hose is expertly silver soldered to the sheath. Unless specified, standard leads measure 250 mm(10 in.)in length, and the hose measures 200 mm(8 in.)in length. To place an order, please specify stainless steel hose, lead length, and no-heat section.
| |
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 delivers protection on par with stainless steel hose against abrasion.
The conduit is attached using a robust 90° elbow copper coupler, securely overlapping the heater sheath. Unless specified, we supply a standard 200 mm(8 in.)conduit, with leads extending 50 mm longer than the conduit. To order, specify galvanized conduit, lead length, and no-heat section.
| |
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 provides superior protection for leads in high-temperature environments exceeding 450°C(840°F).The ceramic beads are designed to fit over solid conductors and extend to cooler areas, where flexible wires can be securely attached. To order, specify ceramic beads and length, and any additional lead length requirements.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges offer a convenient mounting solution and an effective way to position heaters within applications. Flange style and specifications are customizable to customer needs. These flanges can be positioned in any no-heat section of the heater sheath. To order, specify flange, flange size, and location. .
Immersion Cartridge Heaters for Liquid Applications:
For liquid immersion heating applications, we recommend utilizing brass or stainless steel threaded bushings.
The size of the threaded bushing is precisely matched according to the pipe diameter. Available specifications include
G thread, NPT thread, and BSPP thread , among others.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Skillfully create a precise hole in the section destined for heating to ensure seamless integration.
2. Ream a smooth hole to guarantee optimal contact, leading to superior heat transfer and efficiency.
3. Extend the hole through the section, facilitating hassle-free removal of the unit when necessary.
4. If crafting a through hole is not feasible, adjust the hole size within acceptable tolerances to suit your needs.
5. Carefully minimize vibration and flexing of the lead wires to significantly extend the heater's service life.
6. Ensure the end of the heater is protected to prevent any liquid contamination, maintaining optimal operation.
When placing an order for our Cartridge Heaters, kindly provide the following essential details :
1. Specify the Type of Cartridge Heater (refer to our Termination Options for guidance).
2. Determine the Diameter of the Cartridge Heater for precise specifications.
3. State the Overall Length of the straight Cartridge Heaters for accurate fitting.
4. Mention the required Wattage and Voltage to ensure compatibility.
5. Identify the Type of Lead (glass fibre / PTFE) and specify the lead length as needed.
FAQ
(1). Q: Can you offer a discount?
A: Discounts depend on the order quantity. Larger quantities yield greater discounts.
(2). Q: How can I obtain a sample?
A: In most cases, small quantity samples can be provided free, with customer covering shipping, or share your DHL, FEDEX, EMS, or UPS account. For larger samples, a fee may apply.
(3). Q: Why is your price higher than other Chinese suppliers?
A: We prioritize crafting high-quality, high-performance products to foster long-term, amicable customer relationships.
Our prices reflect superior cost performance, ensuring value with excellence.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: Before dispatching the original sample, we retain an identical sample labeled with your company name to assure consistent production quality.
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