Premium DC 12V 300W Electric Cartridge Heater for Industrial Use
Expertly crafted with meticulous precision, our cutting-edge cartridge heater showcases a robust cylindrical stainless steel tube, providing extraordinary resistance to corrosion. At its heart lies a meticulously engineered heating wire, intricately wound around a premium ceramic core, making it the powerhouse of this elite heating solution.
The coil configuration is precisely adjusted to meet the heater's power demands, ensuring optimal heat distribution and prolonging the heater's lifespan. This innovative design minimizes heating wire oxidation, even at elevated temperatures. Whether you're heating solids, liquids, or gases, our cartridge heaters are second to none in their ability to conduct heat effectively when directly contacting the heat sink. Ideal for manufacturing plastic and rubber components in the automotive industry, these heaters are vital across sectors such as food processing, chemical production, electronics, medical equipment, packaging, and nuclear applications.
Beyond our extensive standard offerings, we specialize in the bespoke development and production of cartridge heaters, meticulously tailored to precisely match your detailed specifications.
These cartridge heaters feature a resilient crimped-on or swaged-in design, integrating superior nickel-chromium resistance wire for unparalleled performance.
This resistance wire is expertly wound around a high-quality MgO core, perfectly centered within its stainless steel sheath.
Cartridge heaters serve an extensive array of heating functions, such as metal parts and liquid heating when used with threaded bushings. They can achieve metal temperatures up to 760°C, ensuring top-tier performance with appropriate material, watt density, and fit selections.
Performance capabilities:
1. Achieving part temperatures up to an astounding 1400°F (760°C) with an alloy 800 sheath
2. Watt densities can soar to an impressive 40W/cm²
3. Operational voltages span from a minimal 5VAC to a substantial 480VAC
4. Diameter as compact and precise as 3mm
5. Expanding up to a maximal diameter of 35mm
Benefits:
1. Installation is both seamless and cost-effective
2. Constructed from premium-grade materials
3. Engineered for optimal heat transfer efficiency
4. Maintenance is simple and hassle-free
5. Ensures consistent temperature distribution throughout
6. Resistant to both oxidation and corrosion
7. Designed for exceptional durability over the long term
8. Certified by TÜV Rheinland, bearing CE certification
Technical Details:
1. Tube diameter: Ranging from Φ3mm to Φ30mm
2. Tube Material: Available options include SS304, SS316, SS321, NICOLOY800, and more.
3. Insulation Material: Utilizes exceptionally high-purity MgO
4. Resistance wire element: Choose from high-performance Ni-Cr or FeCr materials to meet your specific heating requirements.
5. Lead Connection Options: Opt for either crimped or swaged leads to easily connect and integrate your heater into any system.
6. Lead and Type of Connection Leads: Durable 10" Fiberglass Standard Wire Options: Premium Silicone High Temperature Fiberglass.
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 are expertly categorized into two distinct types based on density:
1. High Power Density: Experience superior heating with a heat area surface power of 10~25 W/cm².
Achieve working temperatures up to ≤ 450°C for high-demand applications.
2. Middle to Low Power Density: Efficient heating with a heat area surface power of 5~11 W/cm².
Ideal for applications requiring working temperatures up to ≤ 300°C.
Voltage: Versatile voltage options range from 12~250V, or customized to suit your specific needs.
High Density Construction:
Crafted from premium stainless steel, this heater promises enduring protection in tough industrial settings.
Equipped with a stainless steel sheath, achieve remarkable watt densities of up to 50 W/cm² and operate at high temperatures reaching 800°C.
More Photos of Our Cartridge Heaters:
Factors - How to Choose the Right Cartridge Heaters:
Select the perfect cartridge heater by considering these critical factors:
1. Operating temperature
2. Watt density of the heating element
3. Sheath material suitability (corrosive or non-corrosive environments)
-
- Temperature of the corrodent
-
- Degree of aeration of exposed corrodent
-
- Velocity of the corrodent
Dimensional Data:
This table details the minimum and maximum sheath lengths available 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 lengths are indicated, with longer lengths potentially available.
Termination Options:
1. Swaged-in Flexible Leads:
Swaged-in flexible leads with silicone-fiberglass insulation are ideal for applications requiring the leads to be bent at exit points.
Unless specified otherwise, standard leads are 250mm
(10 in.)
in length.
Heaters 150mm
(6 in.)
or shorter typically have a 6mm
(1/4 in.)
no-heat section. For heaters up to 250mm
(10 in.)
a 25mm
(1 in.)
no-heat section is standard. Longer heaters may require a greater no-heat section. Please specify when orderingswaged-in flexible leads.
2. Right Angle Leads:
Right angle leads are engineered for applications involving intense flexing, with space-saving design exiting at a 90° angle from the heater sheath.
In certain engineering configurations, a right-angle tube might be an essential component. To place an order, please specifythe right angle leads along with the necessary lead length, tailored to your precise project specifications to ensure optimal fit and performance.
| 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 BraidPremium Stainless Steel Braid
Crafted with precision, our stainless steel braid is engineered to safeguard your leads from abrasive interactions with sharp surfaces, providing exceptional durability and reliable performance.
We offer custom solutions for varied lead exit designs: For straight exits, the braid is skillfully integrated into the heater's no-heat section. For right-angle exits, a crimp connector secures the braids, ensuring seamless integration and functionality.
Unless specified otherwise, our standard leads are expertly manufactured to a length of 250 mm
(10 in.)
and the superior braid is elegantly crafted at 200 mm
(8 in.)
in length. When ordering, please specify your preference for either straight or right-angle stainless steel braid, the exact lead length, and any specific no-heat section details to meet your unique 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 Durable Stainless Steel Hose
Our stainless steel hose provides top-tier protection from abrasion caused by sharp edges or equipment, ensuring effortless handling and efficient wiring in complex settings.
For right-angle lead exits, the hose is meticulously silver soldered to the sheath. If not specified, standard leads are 250 mm(10 in.), and the hose is crafted at 200 mm(8 in.). To place your order, specify your preference of stainless steel hose, required lead length, and preferred no-heat section dimensions.
| |
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 Galvanized Conduit Protection
Our galvanized conduit offers protection on par with stainless steel hose, effectively shielding against abrasive forces.
Attached using a 90° elbow copper coupler, the conduit overlaps the heater sheath securely. Unless requested otherwise, a standard 200 mm(8 in.) conduit is provided, with leads extending an additional 50 mm for enhanced flexibility. To order, please specify your choice of galvanized conduit, lead length, and the desired 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-temperature ceramic bead insulation provides superior protection for leads in environments exceeding 450°C(840°F). These beads are designed to fit over solid conductors, extending into cooler areas where flexible wires can be securely attached. To specify your order, please indicate the ceramic bead and required length, in addition to any extra lead length requirements for optimal performance.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges, adaptable to your exact specifications, offer an efficient mounting solution and precise heater positioning within various applications. Flanges can be positioned strategically within any no-heat section of the heater sheath. To specify a flange, please provide the required flange size and exact location. flange, desired flange size, and exact location. .
Immersion Cartridge Heaters for Liquid Applications:
For unmatched liquid immersion heating solutions, consider using our high-quality brass or stainless steel threaded bushings.
Each bushing is precisely sized to match the corresponding pipe diameter, ensuring a perfect fit. Available specifications include Our versatile offering includes G thread, NPT thread, and BSPP thread. This range ensures flawless compatibility across various applications.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Craft an exact, precise hole in the component designated for heat application.
2. Ream the hole to achieve a smooth, even surface, ensuring superior contact and optimal heat transfer efficiency.
3. Extend the hole through the section to facilitate effortless removal of the unit when necessary.
4. If creating a through hole is unfeasible, adjust the hole size while staying within permissible tolerances.
5. Minimize vibration and flexing of the lead wires to significantly enhance the product's longevity.
6. Safeguard the heater's terminal end to effectively prevent any liquid contamination.
When ordering Cartridge Heaters, please provide these crucial details: :
1. Specify the Type of Cartridge Heater (refer to our Termination Options for a broad selection).
2. Accurate Diameter of the Cartridge Heater in precise measurements.
3. Overall length of the straight Cartridge Heaters, customized to suit your requirements.
4. Detailed Wattage and Voltage specifications essential for your application.
5. Type and length of Lead (options include glass fibre or PTFE).
FAQ
(1). Q: Can you offer a discount?
A: Absolutely, discounts are based on the order size. The more substantial the order, the more significant the savings.
(2). Q: How can I obtain a sample?
A: Usually, we offer complimentary samples for small quantities, with customers covering the shipping fees. You may also utilize your DHL, FEDEX, EMS, or UPS account. For larger quantities, a nominal sample fee might be applicable.
(3). Q: Why is your price higher than other Chinese suppliers?
A: We are committed to crafting premium, high-performance products, fostering enduring, friendly relations with our clients.
While our prices might not be the lowest, the exceptional value provided is unmatched.
(4). Q: How do you ensure the quality of mass production matches the sample sent to me?
A: Our meticulous warehouse staff retains an identical sample with your company name before dispatching the original, ensuring consistent quality in every production batch.
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