Durable Electric Cartridge Heater for Efficient Injection Molding
Discover our premium cartridge heater, featuring a robust cylindrical stainless steel tube that offers superior corrosion resistance. Inside, the meticulously wound heating wire around a premium ceramic core forms the heart of this high-performance device, ensuring longevity and consistent heat output.
Our cartridge heater is expertly designed, with coil counts precisely tailored to power specifications for optimal heat distribution and extended lifespan. This innovative design minimizes wire oxidation at high temperatures, excelling in heat transfer through conduction for solids, liquids, or gases. Perfect for the automotive industry's plastic and rubber manufacturing, they are also indispensable in food processing, chemical, electronics, medical equipment, packaging, and nuclear sectors.
In addition to our comprehensive standard range, we offer bespoke cartridge heaters custom-developed to meet your specific requirements, ensuring precise performance and perfect fit.
Our advanced cartridge heaters boast a crimped-on or swaged-in construction, utilizing a high-grade nickel-chromium resistance wire for unparalleled performance and reliability.
This exceptional wire is intricately wound around a superior-quality MgO core, perfectly centered within a durable stainless steel casing, ensuring optimal performance and longevity.
Cartridge heaters are versatile, designed for diverse applications such as metal parts and liquid heating with threaded bushings. They achieve impressive metal temperatures up to 760°C, delivering superior performance with the right material, watt density, and fit.
Performance capabilities:
1. Achieve part temperatures soaring up to 1400°F (760°C) with an alloy 800 sheath for exceptional thermal efficiency.
2. Experience watt densities up to 40W/cm², enabling robust heating solutions.
3. Versatile voltage operation, from a minimum of 5VAC to a maximum of 480VAC, adapting to various needs.
4. Precision heating with diameters as small as 3mm for compact applications.
5. Versatility with maximum diameters up to 35mm, accommodating larger systems.
Benefits:
1. Enjoy effortless and economical installation, saving time and resources.
2. Crafted from premium materials, ensuring superior quality and performance.
3. Benefit from enhanced heat transfer efficiency, maximizing energy use.
4. Experience effortless maintenance, reducing downtime and costs.
5. Achieve uniform temperature distribution for consistent results.
6. Resistant to oxidation and corrosion, ensuring long-term reliability.
7. Built for exceptional durability, standing up to rigorous use.
8. Proudly certified by TÜV Rheinland (CE certification) for quality assurance.
Technical Details:
1. Tube diameter: Φ3mm-Φ30mm, designed for precision and versatility.
2. Tube Material: Crafted with SS304, SS316, SS321, NICOLOY800, and more for diverse application needs.
3. Insulation Material: Using high-purity MgO for superior insulation and safety.
4. Resistance wire element: Available in Ni-Cr or FeCr, providing reliable resistance and performance.
5. Lead Connection Options: Available with crimped or swaged leads, offering flexibility in installation.
6. Lead and Type of Connection Leads: Our 10" Fiberglass Standard offers exceptional durability and reliability, ensuring your cartridge heater performs at its best.Wire Options: Choose from Silicone or High-Temperature Fiberglass, tailored for enduring even the most intense heat applications..
Specification of Cartridge Heaters: Unveiling a comprehensive guide to our premium cartridge heaters, engineered for peak performance.
| 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: Discover the remarkable features that make our cartridge heaters a top choice for industry leaders.
Common cartridge heaters can be divided into two types based on density: Explore the two distinct types of cartridge heaters designed for diverse applications.
1. High Power Density: Experience unmatched efficiency with a heat area surface power of 10~25 W/cm².
Working temperature ≤ 450°C: Engineered to withstand temperatures up to 450°C, ensuring robust performance.
2. Middle to Low Power Density: Providing a heat area surface power range of 5~11 W/cm², ideal for moderate applications.
Working temperature ≤ 300°C: Perfect for applications with a maximum operating temperature of 300°C.
Voltage: 12~250V (or as per requirement): Customize your power needs with a versatile voltage range.
High Density Construction:
High-quality stainless steel construction ensures long-lasting protection, even in the most demanding industrial environments. Our heaters are built to withstand the toughest conditions.
Protected with a stainless steel sheath, the watt density can reach an impressive 50 W/cm² and the operating temperature can soar up to 800°C, setting a benchmark for performance.
More Photos of Our Cartridge Heaters: Dive into a visual showcase of our cartridge heaters, illustrating their superior craftsmanship.
Factors - How to Choose the Right Cartridge Heaters: Master the art of selecting the perfect cartridge heater by considering the following essential factors:
Consider the following factors to select the right cartridge heater: Make informed decisions with these crucial considerations:
1. Operating temperature: Evaluate the operating temperature to ensure optimal functionality.
2. Watt density of the heating element: Determine the watt density requirement for efficient heating.
3. Sheath material (corrosive or non-corrosive): Choose the right sheath material based on exposure to corrosives.
-
- Temperature of the corrodent: Assess the temperature conditions to prevent corrosion.
-
- Degree of aeration of exposed corrodent: Understand the degree of aeration to mitigate corrosion risks.
-
- Velocity of the corrodent: Factor in the corrodent's velocity for enhanced durability.
Dimensional Data:
(This table shows minimum and maximum sheath lengths for available diameters.) Explore the range of sheath lengths tailored to fit your specifications.
| |
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.) Discover flexibility in length options beyond our standard recommendations.
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. Our design offers supreme adaptability.
Unless a longer length is specified, 250mm
(10 in.)
leads are supplied. Ensure proper length specifications for optimal performance.
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 specify with swaged-in flexible leads to guarantee seamless integration.swaged-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, offering unparalleled flexibility.
A right-angle tube may be necessary for certain constructions. To order, specify right angle leads and lead length to achieve precision.right angle leads and 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 expertly crafted to provide exceptional protection for leads against abrasion from sharp edges, ensuring outstanding durability and unwavering reliability.
For varied lead exit configurations, we offer personalized solutions: When leads exit straight out, the braid is elegantly swaged into the no-heat section of the heater. For right-angle exits, a crimp connector masterfully secures the braids, ensuring seamless integration and optimal performance.
Unless otherwise specified, our standard leads measure an optimal length of 250 mm
(10 in.),
providing versatility and adaptability. The braid measures 200 mm
(8 in.),
offering a perfect balance of flexibility and strength. To customize your order to perfection, please specify your preference for straight or right-angle stainless steel braid, desired lead length, and no-heat section requirements to meet your specific needs.
| 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 is engineered to deliver superior protection against abrasion from sharp edges or abrasive equipment, ensuring ease of handling and a streamlined wiring experience in even the most demanding environments.
For right-angle lead exits, the hose is meticulously silver soldered to the sheath. Unless specified otherwise, our standard leads measure a convenient 250 mm(10 in.),while the hose extends to 200 mm(8 in.),ensuring optimal performance. To place an order, please specify the stainless steel hose, desired lead length, and no-heat section to tailor the product to your exact specifications.
| |
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 expertly provides protection equivalent to stainless steel hose against abrasion, ensuring maximum durability and reliability.
The conduit is secured with a 90° elbow copper coupler, perfectly overlapping the heater sheath for robust protection. Unless specified, we offer a standard conduit length of 200 mm(8 in.),with leads that extend 50 mm longer than the conduit for enhanced versatility. To order, specify galvanized conduit, required lead length, and no-heat section to meet your precise needs.
| |
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 is designed to offer exceptional protection for leads in high-temperature environments exceeding 450°C(840°F),ensuring reliability and durability. The ceramic beads fit flawlessly over solid conductors and extend to cooler areas where flexible wires can be securely attached. To order, specify ceramic beads and desired length, along with any additional lead length requirements to ensure optimal performance.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges provide a convenient and effective method for mounting and positioning heaters within applications, tailored precisely to customer requirements. Flanges can be positioned in any no-heat section of the heater sheath for optimal adaptability. To order, specify the flange, required flange size, and location for precise application. .
Immersion Cartridge Heaters for Liquid Applications:
For liquid immersion heating applications, we recommend our robust brass or stainless steel threaded bushings, offering exceptional durability and performance.
The size of the threaded bushing is meticulously matched to the pipe diameter, ensuring a perfect fit. Available specifications include
G thread, NPT thread, and BSPP thread , among others, providing a versatile range of options.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Create a precise hole in the section that requires heating, ensuring exact dimensions for optimal performance.
2. Ream a smooth hole to ensure the best possible contact and significantly enhanced heat transfer.
3. Extend the hole all the way through the section to enable the effortless removal of the unit when necessary.
4. If creating a through hole is not feasible, adjust the hole size, ensuring it remains within acceptable tolerances.
5. Minimize vibration and flexing of the lead wires to significantly extend the heater's service life.
6. Prevent liquid contamination by adequately protecting the end of the heater.
When placing an order for Cartridge Heaters, please provide us with the following details: :
1. Type of Cartridge Heater (refer to our comprehensive Termination Options)
2. Precisely measured diameter of the Cartridge Heater
3. Total length of the straight Cartridge Heaters
4. Detailed information regarding Wattage and Voltage
5. Type of Lead (glass fibre / PTFE) along with lead length.
FAQ
(1). Q: Can you offer a discount?
A: It depends on the quantity. Larger orders qualify for greater discounts due to economies of scale.
(2). Q: How can I obtain a sample?
A: For most products, we can send samples free of charge for small quantities, with customers covering shipping costs. Alternatively, you may provide your DHL, FEDEX, EMS, or UPS account number. For larger quantities, a sample fee may be required.
(3). Q: Why is your price higher than other Chinese suppliers?
A: Our focus is on producing high-quality, high-performance products that foster long-term, amicable relationships with our customers.
While our prices may not always be the lowest, the superior cost performance and quality we offer is unmatched.
(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 before dispatching the original, ensuring consistent production quality throughout.
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