High-Efficiency Electric Cartridge Heater with Brass Flange
Our innovative cartridge heater features a robust cylindrical stainless steel tube that offers outstanding corrosion resistance. Within, a precisely wound heating wire encircles a top-quality ceramic core, forming the very essence of this high-performance heating solution.
The coil configuration is expertly tailored to meet the heater's power specifications, ensuring uniform heat distribution and extending the heater's lifespan. This design effectively reduces heating wire oxidation even at elevated temperatures. Whether heating solids, liquids, or gases, our cartridge heaters excel in delivering heat swiftly through conduction when in direct contact with the heat sink. Perfect for manufacturing plastic and rubber components in the automotive sector, these heaters are also vital in food processing, chemical, electronics, medical equipment, packaging, and nuclear industries.
Beyond our comprehensive standard selection, we excel in custom-developing and manufacturing cartridge heaters tailored precisely to your unique requirements.
Our cartridge heaters boast a crimped-on or swaged-in construction, using high-grade nickel-chromium resistance wire for unparalleled performance.
This wire is skillfully wound around a superior MgO core, perfectly centered within a stainless steel casing.
Cartridge heaters are engineered for versatile heating applications, including metal parts and liquid heating when equipped with threaded bushings. Capable of reaching metal temperatures up to an impressive 760°C, these heaters assure optimal performance with the right 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. Boast watt densities up to 40W/cm²
3. Offer maximum operating voltage up to 480VAC, with minimum voltage as low as 5VAC
4. Minimum diameter available as small as 3mm
5. Maximum diameter available up to 35mm
Benefits:
1. Simple and cost-effective installation
2. Built with premium quality materials
3. Superior heat transfer efficiency
4. Effortless maintenance and servicing
5. Even temperature distribution across the surface
6. Resistant to oxidation and corrosion
7. Remarkable durability and long service life
8. Proudly certified by TÜV Rheinland with CE certification
Technical Details:
1. Tube diameter: Φ3mm-Φ30mm
2. Tube Material: Available in SS304, SS316, SS321, NICOLOY800, among others.
3. Insulation Material: Composed of high-purity MgO
4. Resistance wire element: Comprising Ni-Cr or FeCr elements
5. Lead Connection Options: Choose from crimped or swaged leads
6. Lead and Type of Connection Leads: 10" Fiberglass StandardWire Options: Choose from Silicone or High-Temperature Fiberglass for optimal performance..
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 categorized by density into two distinct types:
1. High Power Density: Delivers heat area surface power of 10~25 W/cm²
Working temperature can reach up to 450°C for high-performance needs.
2. Middle to Low Power Density: Provides heat area surface power of 5~11 W/cm²
Suitable for applications with working temperatures up to 300°C.
Voltage: 12~250V (Customizable to meet specific requirements)
High Density Construction:
Crafted from premium stainless steel, these heaters provide robust protection in rigorous industrial settings.
Protected by a durable stainless steel sheath, capable of achieving a watt density of 50 W/cm² and handling temperatures up to 800°C.
Explore More Photos of Our Cartridge Heaters:
Factors - Selecting the Perfect Cartridge Heaters:
Consider these critical elements when choosing a cartridge heater:
1. Desired operating temperature
2. Necessary watt density of the heating element
3. Sheath material appropriateness (corrosive or non-corrosive environments)
-
-
- Level of aeration in the exposed corrodent
-
Dimensional Data:
(This table displays minimum and maximum sheath lengths corresponding to 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 |
(Shows the recommended maximum sheath length, though longer lengths might be an option.)
Termination Options:
1. Swaged-in Flexible Leads:
Designed for applications where exit-point bending is necessary, these leads feature silicone-fiberglass insulation.
Unless specified otherwise, standard lead length is 250mm
(10 in.)
.
Heaters measuring 150mm
(6 in.)
or less typically include a 6mm
(1/4 in.)
no-heat section. For heaters up to 250mm
(10 in.)
, a 25mm
(1 in.)
no-heat section is required. Heaters longer than 250mm may require an extended no-heat section. Specify when orderingswaged-in flexible leads.
2. Right Angle Leads:
Ideal for high-flex applications with significant space constraints, these leads exit at a 90° angle from the heater sheath.
Certain designs may necessitate a right-angle tube. When ordering, please 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 be the ultimate guardian for your leads, meticulously protecting them from the rigors of abrasion against sharp edges. This ensures unparalleled durability and unwavering reliability.
For diverse lead exit configurations, we offer innovative and tailored solutions: When leads extend straight out, the braid is expertly swaged into the no-heat section of the heater. For right-angle exits, a crimp connector firmly secures the braids, providing seamless and efficient integration.
Unless you specify otherwise, our standard leads are thoughtfully designed to measure 250 mm
(10 in.)
in length. Our braid, engineered for precision, measures 200 mm
(8 in.)
long. To personalize your order and achieve the perfect fit, please specify your preference for straight or right-angle stainless steel braid, desired lead length, and any specific 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 stands as a superior shield, offering unmatched protection against the ravages of abrasive environments. It ensures effortless handling and streamlined wiring, perfectly suited for demanding operational conditions.
For right-angle lead exits, this hose is securely silver soldered to the sheath, creating a robust connection. Unless specified, standard leads are designed to measure 250 mm(10 in.) in length, and the hose is precision-built to a length of 200 mm(8 in.)To place an order, please specify your preference for stainless steel hose, desired lead length, and any specific 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 offers formidable protection, equivalent to that of stainless steel hose, safeguarding against abrasive damage.
The conduit is ingeniously attached using a 90° elbow copper coupler, securely overlapping the heater sheath. Unless otherwise specified, we provide a standard 200 mm(8 in.)conduit, with leads thoughtfully designed to be 50 mm longer than the conduit. To place an order, specify your preference for galvanized conduit, desired lead length, and any specific 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 is engineered for excellence, providing exceptional protection for leads in high-temperature environments exceeding 450°C(840°F).These ceramic beads are designed to fit seamlessly over solid conductors, extending into cooler regions where flexible wires can be securely attached. To place an order, specify your preference for ceramic beads and length, and any additional lead length requirements.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges are a marvel of versatility, offering both a convenient mounting method and an effective way to position heaters within various applications. Flange style and specifications are tailored to meet customer requirements. These flanges can be strategically positioned in any no-heat section of the heater sheath. To place an order, specify your preference for flange, flange size, and ideal location. .
Immersion Cartridge Heaters for Liquid Applications:
For optimal performance in liquid immersion heating applications, we recommend utilizing brass or stainless steel threaded bushings.
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 other options for versatility.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Craft a precise aperture in the section designated for heating, ensuring exceptional performance.
2. Ream the hole smoothly to secure optimal contact and improve heat transfer efficiency.
3. Extend the aperture across the section, providing effortless removal of the unit when needed.
4. If a through hole is impractical, enlarge the hole to acceptable tolerances for efficient operation.
5. Diminish vibration and flexing of lead wires to extend the heater's service life and reliability.
6. Safeguard the heater's end against liquid contamination to maintain optimal performance.
When ordering Cartridge Heaters, ensure to provide the following essential details :
1. Type of Cartridge Heater (see Termination Options for specifics).
2. Specify the Diameter of the Cartridge Heater for precise fitting.
3. Indicate the Overall Length of the straight Cartridge Heaters.
4. Detail the Wattage and Voltage for your specific needs.
5. Type of Lead (glass fibre / PTFE) and specify the lead length for tailored application.
FAQ
(1). Q: Can you offer a discount?
A: Discounts are contingent on quantity; larger orders can receive more significant discounts.
(2). Q: How can I obtain a sample?
A: We offer free samples for small quantities; just cover shipping or provide your courier account. For larger quantities, a fee may be required.
(3). Q: Why is your price higher than other Chinese suppliers?
A: Our focus is on high-quality, high-performance products to foster long-term, friendly customer relationships.
While prices may not be the lowest, our products offer the highest cost performance.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: We retain an identical sample marked with your company name, ensuring consistent quality in subsequent production.
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