Electric Finger Cartridge Heater for Mask Machine
Introducing our cutting-edge cartridge heater, crafted with a durable cylindrical stainless steel tube that offers unmatched protection against corrosion. Encased within, the expertly wound heating wire encircles a top-tier ceramic core, forming the powerhouse of this highly efficient heater.
Each coil is precisely calibrated according to the heater's power requirements, ensuring even heat distribution and extending the heater's longevity. This innovative design significantly reduces the oxidation of the heating wire, even under high temperatures. Whether your task involves heating solids, liquids, or gases, our cartridge heaters deliver rapid and efficient heat transfer through conduction, provided they maintain direct contact with the heat sink. Essential for manufacturing plastic and rubber components in the automotive industry, these heaters also play a crucial role in food processing, chemical, electronics, medical equipment, packaging, and nuclear industries.
In addition to our broad standard range, we are experts in the custom design and production of cartridge heaters specifically adapted to fulfill your unique needs.
Our cartridge heaters boast a crimped-on or swaged-in construction, featuring a high-quality nickel-chromium resistance wire, ensuring outstanding performance.
This precision-engineered wire is expertly wound around a superior MgO core, which is meticulously positioned within a stainless steel casing.
Cartridge heaters are engineered for versatile heating applications, including metal parts and liquid heating when fitted with threaded bushings. These heaters can achieve astonishing metal temperatures of up to 760°C, providing peak performance with 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. Support watt densities as high as 40W/cm²
3. Operate at a maximum voltage of 480VAC, with a minimum voltage threshold as low as 5VAC
4. Manufactured with a minimum diameter as slender as 3mm
5. Crafted with a maximum diameter reaching up to 35mm
Benefits:
1. Ensures easy and cost-effective installation
2. Built with top-of-the-line materials
3. Promotes superior heat transfer efficiency
4. Facilitates effortless maintenance
5. Distributes temperature uniformly
6. Offers robust resistance to oxidation and corrosion
7. Ensures remarkable durability
8. Proudly certified by TÜV Rheinland (CE certification)
Technical Details:
1. Tube Diameter: Ranges from Φ3mm to Φ30mm
2. Tube Material: Available in SS304; SS316, SS321, NICOLOY800, and more.
3. Insulation Material: Utilizes high-purity MgO
4. Resistance Wire Element: Constructed from Ni-Cr or FeCr
5. Lead Connection Options: Crimped or Swaged leads offer superior durability and secure electrical connections, ensuring reliable performance in demanding environments.
6. Effortlessly meet your specific requirements with our versatile options. Lead and Type of Connection Leads: 10" Fiberglass Standard provides excellent insulation and flexibility, perfect for intricate setups.Wire Options: Choose between Silicone High Temperature Fiberglass for optimal heat resistance and performance..
Specification of Cartridge Heaters: Precision-engineered for exceptional heat transfer and durability.
| 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: Unveil the extraordinary capabilities of our advanced heating solutions.
Common cartridge heaters can be divided into two types based on density: Tailored to meet diverse heating requirements.
1. High Power Density: Experience superior heat output with a surface power of 10~25 W/cm². High Power Density: Heat area surface power 10~25 W/cm²
Working temperature ≤ 450°C, ensuring efficiency and reliability in high-demand situations.
2. Middle to Low Power Density: Deliver consistent, gentle heat with surface power ranging from 5~11 W/cm². Middle to Low Power Density: Heat area surface power 5~11 W/cm²
Working temperature ≤ 300°C, ideal for applications requiring moderate heat levels.
Voltage: Versatile voltage range of 12~250V (or customized to fit your specific needs). 12~250V (or as per requirement)
High Density Construction: Rugged design for demanding industrial applications.
High-quality stainless steel construction ensures long-lasting protection, even in the most demanding industrial environments.
Protected with a stainless steel sheath, the watt density can reach 50 W/cm² and the operating temperature can go up to 800°C.
More Photos of Our Cartridge Heaters: Visually explore the craftsmanship and innovation behind our products.
Factors - How to Choose the Right Cartridge Heaters:
Consider the following factors to select the right cartridge heater: Ensure the optimal choice by assessing these critical elements:
1. Operating temperature: Aligns with your specific application needs.
2. Watt density of the heating element: Tailored to match the intensity of your heating requirements.
3. Sheath material (corrosive or non-corrosive): Essential for durability and longevity.
-
- Temperature of the corrodent: Assess to ensure compatibility and optimal performance.
-
- Degree of aeration of exposed corrodent: Crucial for maintaining heater integrity under varying conditions.
-
- Velocity of the corrodent: Important for maintaining operational efficiency and safety.
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: Tailor your heater for optimal connectivity and application efficiency.
1. Swaged-in Flexible Leads: Perfect for complex layouts requiring bent leads for customized installations.
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.
Unless a longer length is specified, 250mm flexible leads are provided for standard configurations.
(10 in.)
leads are supplied.
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 swaged-in flexible leads.swaged-in flexible leads.
2. Right Angle Leads: Designed for high-flex applications, perfect when space is at a premium.
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.
A right-angle tube may be necessary for certain constructions. To order, specify right angle leads tailored to your setup.right angle leads and lead length, ensuring every element of your heating solution is precisely tailored to meet your unique specifications.
| 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. Superior Protection with Stainless Steel BraidPremium Stainless Steel Braid Offering Unmatched Durability
Our robust stainless steel braid is an epitome of meticulous design, crafted to protect leads from abrasions caused by sharp edges, thus fortifying the heater's durability and reliability.
For versatile lead exit configurations, we offer bespoke solutions: For straight leads, the braid is expertly swaged into the no-heat section of the heater, while for right-angle exits, a crimp connector secures the braids, ensuring seamless integration and optimal performance.
Unless otherwise specified, our standard leads extend to a generous 250 mm
(10 in.)
in length. The braid itself measures a substantial 200 mm
(8 in.)
in length. For customization, please specify your preferred choice for straight or right-angle stainless steel braid, lead length, and no-heat section requirements to tailor your order precisely.
| 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. Advanced Protection with Durable Stainless Steel HoseDurable Stainless Steel Hose for Enhanced Performance
Our stainless steel hose offers unparalleled protection against abrasion from sharp edges or abrasive equipment. It also facilitates ease of handling and efficient wiring, even in 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.)in length, while the hose measures a robust 200 mm(8 in.)in length. To refine your order, please specify stainless steel hose, lead length, and no-heat section to match your precise needs.
| |
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. Reliable Galvanized Conduit Protection Galvanized Conduit Protection for Ultimate Safety
Our galvanized conduit offers a level of protection comparable to that of stainless steel hoses, effectively guarding against abrasion.
The conduit is attached with a robust 90° elbow copper coupler, securely overlapping the heater sheath. Unless otherwise stated, we provide a standard 200 mm(8 in.)conduit, with leads extending 50 mm beyond the conduit for added flexibility. To order, specify galvanized conduit, lead length, and no-heat section to ensure complete customization.
| |
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 for Extreme Conditions
Our ceramic bead insulation excels in providing exceptional protection for leads in high-temperature environments, enduring temperatures above 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 customize your order, please specify ceramic beads and their length, in addition to any extra lead length requirements you may have.
7. Versatile Stainless Steel Flanges for Optimal Mounting
Our stainless steel flanges not only provide a convenient mounting solution but also offer an effective way to position heaters within applications. Flange styles and specifications are customized to meet customer demands, and these flanges can be positioned in any no-heat section of the heater sheath. To order, specify flange, flange size, and location to suit your specific needs. .
Immersion Cartridge Heaters for Liquid Applications: Tailored Solutions
For liquid immersion heating applications, we recommend utilizing brass or stainless steel threaded bushings for optimal performance.
The size of the threaded bushing is precisely matched according to the pipe diameter, with available specifications including
G thread, NPT thread, and BSPP thread , among others, to accommodate a wide range of applications.
Step-by-Step Guide to Installing Cartridge Heaters: Simplified Instructions
1. Begin by crafting a precise opening in the designated heated section, ensuring seamless integration and efficiency.
2. Prepare a smooth, expertly finished hole for optimal contact and superior heat transfer performance.
3. Extend the hole through the section, enabling effortless removal of the unit whenever needed.
4. If creating a through hole isn't practical, adjust the hole size while staying within the allowable tolerances.
5. Minimize vibration and flexing of the lead wires to significantly enhance the service life of your heater.
6. Safeguard the heater's end to prevent any liquid contamination, ensuring durability and reliability.
When ordering Cartridge Heaters, please provide the following essential details :
1. Specify the Type of Cartridge Heater (refer to Termination Options for guidance).
2. Indicate the Diameter of the Cartridge Heater for precise customization.
3. Provide the Overall Length of your straight Cartridge Heaters for accurate fitting.
4. Detail the Wattage and Voltage to align with your heating requirements.
5. Specify the Type of Lead (glass fibre/PTFE) and the lead length for tailored installations.
FAQ
(1). Q: Can you offer a discount?
A: Discounts depend on order quantity. Larger orders mean bigger savings for you.
(2). Q: How can I obtain a sample?
A: For most products, small samples are complimentary with shipping costs covered by you. Alternatively, provide a shipping account number for DHL, FEDEX, EMS, or UPS. For bigger samples, fees may apply.
(3). Q: Why is your price higher than other Chinese suppliers?
A: Our focus is on delivering superior quality and unmatched performance, fostering long-term partnerships with clients.
Though our prices might not be the lowest, the value for money and performance are unparalleled.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: We retain an identical sample in our warehouse marked with your company name to ensure consistent quality throughout production.
){kind=link}