Product Name: Premium Quality Electric Micro Tubular Cartridge Heater for Heating Applications
Introducing our superior cartridge heater, crafted with precision and care to deliver unmatched performance. Encased in a durable cylindrical stainless steel tube, this heater guarantees exceptional resistance to corrosion. At its core lies a meticulously wound heating wire, coiled around a high-grade ceramic center, ensuring it serves as the heartbeat of this high-efficiency heater.
Each coil count is specifically tailored to the heater's power requirements, ensuring even heat distribution and extending the heater's life. This innovative design also minimizes oxidation of the heating wire, even under high temperatures. Perfect for heating solids, liquids, and gases, our cartridge heaters rapidly transfer heat through conduction when in direct contact with a heat sink. Ideal for plastic and rubber component manufacturing in the automotive industry, they are equally indispensable in food processing, chemical, electronics, medical equipment, packaging, and nuclear sectors.
Beyond our extensive standard offerings, we excel in custom-developing and manufacturing cartridge heaters that are precisely tailored to meet your unique specifications and requirements.
Our cartridge heaters feature a crimped-on or swaged-in construction, integrating a high-quality nickel-chromium resistance wire to ensure outstanding performance and reliability.
The resistance wire is expertly wound around a top-quality MgO core, flawlessly centered within a robust stainless steel casing, guaranteeing efficient heat conduction.
Cartridge heaters are engineered for a multitude of heating applications, including metal parts and liquid heating when equipped with threaded bushings. They are capable of reaching metal temperatures as high as 760°C, delivering peak performance with optimal material, watt density, and fit selections.
Performance capabilities:
1. Part temperatures reaching up to an impressive 1400°F (760°C) with a robust alloy 800 sheath
2. Watt densities soaring up to 40W/cm²
3. Maximum operating voltage reaching up to 480VAC, with a minimum as low as 5VAC
4. Minimum diameter as precise as 3mm
5. Maximum diameter stretching up to 35mm
Benefits:
1. Simple and cost-effective installation process
2. Constructed with the highest quality materials for superior performance
3. Enhanced efficiency in heat transfer
4. Effortless maintenance for long-term usability
5. Consistent and uniform temperature distribution
6. Outstanding resistance to both oxidation and corrosion
7. Built to last with exceptional durability
8. Certified by TÜV Rheinland, ensuring CE compliance and quality assurance
Technical Details:
1. Tube diameter: Φ3mm-Φ30mm, providing flexibility for various applications
2. Tube Material: Options include SS304; SS316, SS321, NICOLOY800, and more, each offering unique benefits
3. Insulation Material: High-purity MgO, ensuring top-notch insulation and safety
4. Resistance wire element: Available in Ni-Cr or FeCr, selected for optimal performance and efficiency
5. Lead Connection Options: Crimped or Swaged leads: Experience the convenience and versatility of our expertly crafted Crimped or Swaged leads, designed to ensure optimal performance and connection integrity in every application.
6. Lead and Type of Connection Leads: 10" Fiberglass Standard: Our premium-grade 10" Fiberglass Standard leads offer unmatched durability and flexibility, making them the perfect choice for high-temperature environments.Wire Options: Silicone High Temperature Fiberglass: Choose from our superior Silicone High Temperature Fiberglass wire options to enhance the reliability and efficiency of your heating solutions..
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:
1. High Power Density: Heat area surface power 10~25 W/cm²: Achieve peak heating performance with our high power density cartridge heaters, masterfully engineered to deliver exceptional power of 10~25 W/cm².
Working temperature ≤ 450°C: Designed to withstand up to 450°C, these heaters provide powerful and consistent heat for demanding applications.
2. Middle to Low Power Density: Heat area surface power 5~11 W/cm²: Discover balanced heating solutions with our middle to low power density heaters, offering a versatile power range of 5~11 W/cm².
Working temperature ≤ 300°C: Efficiently manage heating requirements with a reliable working temperature ceiling of 300°C, ideal for moderate applications.
Voltage: 12~250V (or as per requirement): Adapt to your specific needs with our flexible voltage range options, from 12 to 250V, or tailor it as per your requirements.
High Density Construction:
High-quality stainless steel construction ensures long-lasting protection, even in the most demanding industrial environments. Our cartridge heaters guarantee enduring strength and resilience with their robust stainless steel construction, built to excel in rigorous industrial conditions.
Protected with a stainless steel sheath, the watt density can reach 50 W/cm² and the operating temperature can go up to 800°C. Enjoy unparalleled heating performance with watt density peaks of 50 W/cm² and temperatures soaring to 800°C, all safeguarded by a durable stainless steel sheath.
More Photos of Our Cartridge Heaters:
Factors - How to Choose the Right Cartridge Heaters:
Consider the following factors to select the right cartridge heater: Make an informed choice when selecting your cartridge heater by evaluating these vital factors:
1. Operating temperature: Assess the required operating temperature to ensure optimal heater performance.
2. Watt density of the heating element: Determine the necessary watt density to match the specific heating demands of your application.
3. Sheath material (corrosive or non-corrosive): Choose appropriate sheath material based on the environmental conditions and corrosive exposure.
-
- Temperature of the corrodent: Account for the temperature conditions of the corrodent to optimize heater longevity and efficiency.
-
- Degree of aeration of exposed corrodent: Evaluate the aeration level of the corrodent to select the perfect heater solution.
-
- Velocity of the corrodent: Consider the corrodent flow velocity to ensure sustained heater performance.
Dimensional Data:
(This table shows minimum and maximum sheath lengths for available 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 |
(Indicates recommended maximum sheath length; however, longer lengths may be available.)
Termination Options:
1. 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. For applications requiring lead flexibility, our swaged-in flexible leads with silicone-fiberglass insulation provide a robust solution.
Unless a longer length is specified, 250mm
(10 in.)
leads are supplied. Standard lead length is 250mm (10 in.) unless a longer length is specified, ensuring precision and adaptability.
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:
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. Ideal for restricted spaces and frequent flexing scenarios, our right angle leads ensure a seamless exit at a 90° angle from the heater sheath, offering a strategic solution for space-constrained environments.
In specific constructions, a right-angle tube may be essential to meet your design needs. When placing an order, please remember to specify your requirements for comprehensive customization.right angle leads to ensure precise fit and function, as well as the exact lead length to suit your unique application demands.
| 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 ultra-durable stainless steel braid is expertly crafted to protect leads from abrasion by sharp edges, significantly enhancing longevity and dependability.
We provide customized solutions for various lead exit configurations: For leads exiting straight, the braid is swaged into the heater's no-heat section. For right-angle exits, a crimp connector ensures the braid is securely fastened, facilitating flawless integration.
Standard leads are typically 250 mm
(10 in.)
in length, while the braid is designed to be 200 mm
(8 in.)
long. To tailor your order, kindly specify your desired option for either straight or right-angle stainless steel braid,along with lead length and any specific no-heat section requirements to meet your application.
| 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 superior stainless steel hose offers unmatched protection against abrasion from sharp edges or abrasive equipment. It is designed for easy handling and efficient wiring in even the most challenging environments.
For right-angle lead exits, the hose is expertly silver soldered to the sheath. Standard leads are 250 mm(10 in.)in length, and the hose measures a sturdy 200 mm(8 in.)in length. To customize your order, specify your requirements for stainless steel hose, including lead length and any no-heat section needs you may have.
| |
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 state-of-the-art galvanized conduit provides equivalent abrasion protection to that of stainless steel hoses, ensuring robust performance.
The conduit features a 90° elbow copper coupler, securely overlapping the heater sheath for maximum efficiency. Standard conduit lengths are 200 mm(8 in.)with leads measuring 50 mm longer than the conduit. For customization, specify galvanized conduit, lead length, and particular no-heat section specifications.
| |
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-tech ceramic bead insulation provides unparalleled protection for leads in high-temperature environments exceeding 450°C(840°F).The ceramic beads secure over solid conductors, extending into cooler zones where flexible wires can be safely attached. Customize your order by specifying ceramic bead type and length, along with any additional lead length requirements for optimal performance.
7. Versatile Stainless Steel Flanges
Our precision-engineered stainless steel flanges offer a practical mounting solution, providing an effective method for positioning heaters within diverse applications. Flange styles and specifications are adaptable to customer needs and can be positioned in any no-heat section of the heater sheath. To order, please specify flange type, flange size, and preferred location to achieve the best results. .
Immersion Cartridge Heaters for Liquid Applications:
For effective liquid immersion heating, we recommend using our robust brass or stainless steel threaded bushings, ensuring compatibility and efficiency.
The size of the threaded bushing is expertly matched to the pipe diameter, with available specifications including options suited to a wide array of applications.
Our versatile options include G thread, NPT thread, and BSPP thread. These options cater to diverse requirements, among others.
Step-by-Step Guide to Seamlessly Installing Cartridge Heaters:
1. Carefully create a precise hole in the target section to ensure optimal heating.
2. Ream a smooth hole to guarantee optimal contact and enhance heat transfer efficiency.
3. Extend the hole through the section for effortless removal when necessary.
4. If making a through hole isn't possible, adjust the hole size within acceptable tolerances.
5. Minimize any vibration and flexing of the lead wires to significantly extend service life.
6. Prevent liquid contamination by diligently protecting the heater's end.
When ordering Cartridge Heaters, kindly provide the following essential details: :
1. Specify the Type of Cartridge Heater (please refer to Termination Options).
2. Indicate the precise Diameter of the Cartridge Heater.
3. State the overall length of the straight Cartridge Heaters for accurate fit.
4. Provide the necessary Wattage and Voltage specifications.
5. Identify the Type of Lead (glass fibre / PTFE) and specify the lead length.
FAQ
(1). Q: Can you offer a discount?
A: Discounts depend on quantity; larger orders receive more significant savings.
(2). Q: How can I obtain a sample?
A: Most samples are complimentary for small quantities, with shipping costs covered by the customer. Alternatively, provide your carrier account number. For larger orders, a sample fee might be applicable.
(3). Q: Why is your price higher than other Chinese suppliers?
A: We prioritize crafting high-caliber, high-performance products, establishing lasting relationships with our clients. Our products offer unparalleled cost performance.
While our prices might not be the lowest, the value and quality we deliver are unmatched.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: Our dedicated team retains an identical sample with your company name before dispatching the original, ensuring unwavering production consistency.
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