Industrial Usage High Density Cartridge Heater For Mould
Our cutting-edge cartridge heater is designed with a rugged, cylindrical stainless steel tube, offering remarkable resistance against corrosion. At its core, a finely wound heating wire intricately coils around a premium ceramic center, delivering the unmatched performance expected from a top-tier heater.
The number of coils is precisely adjusted to match the heater's power requirements, ensuring not only efficient heat distribution but also extending the life of the heater. This innovative design significantly reduces the oxidation of the heating wire, even under high-temperature conditions. Whether you're heating solids, liquids, or gases, our cartridge heaters are renowned for providing rapid and efficient heat transfer through conduction, especially when in direct contact with the heat sink. Perfectly suited for manufacturing plastic and rubber components within the automotive sector, these heaters are also indispensable in a wide range of industries such as food processing, chemical, electronics, medical equipment, packaging, and nuclear sectors.
In addition to our extensive selection of standard heaters, we offer specialized custom development and manufacturing of cartridge heaters to meet your specific needs and requirements.
Our cartridge heaters showcase a crimped-on or swaged-in construction featuring a high-grade nickel-chromium resistance wire, ensuring superior performance.
This resistance wire is skillfully wound around a high-quality MgO core, which is centrally positioned within a robust stainless steel casing.
Cartridge heaters are engineered for a wide range of heating applications, including heating metal parts and liquids when fitted with threaded bushings. These versatile heaters can reach metal temperatures as high as 760°C, delivering peak performance through optimal selection of materials, watt density, and fittings.
Performance capabilities:
1. Part temperatures that can soar up to 1400°F (760°C) with an alloy 800 sheath
2. Watt densities capable of reaching up to 40W/cm²
3. Maximum operating voltage that can extend to 480VAC, with a minimum threshold of 5VAC
4. Minimum diameter starting at a compact size of 3mm
5. Maximum diameter extending up to 35mm
Benefits:
1. Effortless and cost-effective installation
2. Crafted from high-quality materials
3. Optimized heat transfer efficiency
4. Simple maintenance requirements
5. Consistent temperature distribution
6. Resistance against oxidation and corrosion
7. Outstanding durability
8. Approved by TÜV Rheinland (CE certification)
Technical Details:
1. Tube diameter: Φ3mm-Φ30mm
2. Tube Material: SS304; SS316, SS321, NICOLOY800, and more.
3. Insulation Material: High-purity MgO
4. Resistance wire element: Ni-Cr or FeCr
5. Lead Connection Options: Crimped or Swaged leads
6. Lead Type and Connection Style: 10" Fiberglass Standard LeadWire Options Available: Silicone High Temperature Fiberglass.
Specifications 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 |
Outstanding Features:
Cartridge heaters are typically classified into two types based on density:
1. High Power Density: Delivers a heat area surface power ranging from 10 to 25 W/cm²
Capable of operating at temperatures up to ≤ 450°C
2. Middle to Low Power Density: Offers a heat area surface power of 5 to 11 W/cm²
Suitable for working temperatures up to ≤ 300°C
Voltage Range: 12 to 250V (customizable to meet specific requirements)
High Density Construction Details:
Constructed with premium-grade stainless steel for enduring durability, ensuring optimal performance in the harshest industrial conditions.
Equipped with a stainless steel sheath, the watt density can escalate to 50 W/cm², withstanding temperatures soaring to 800°C.
Explore More Photos of Our Cartridge Heaters:
Key Considerations - Selecting the Right Cartridge Heater:
To ensure choosing the ideal cartridge heater, evaluate the following crucial factors:
1. Desired operating temperature
2. Watt density required for the heating element
3. Sheath material choice (whether corrosive or non-corrosive environment)
-
- Corrodent temperature conditions
-
- Level of aeration the corrodent is exposed to
-
- Velocity or movement speed of the corrodent
Dimensional Data Overview:
(This section provides insights on minimum and maximum sheath lengths applicable 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 |
(Features recommended maximum sheath lengths, though extended lengths are possible upon request.)
Termination Options Available:
1. Swaged-in Flexible Leads:
Recommended for scenarios where leads must be flexed at the exit point, swaged-in flexible leads come with silicone-fiberglass insulation.
Unless specified otherwise, the standard lead length provided is 250mm
(10 in.)
leads are standard.
For heaters measuring 150mm
(6 in.)
or less, a 6mm
(1/4 in.)
no-heat section is common. Heaters up to 250mm
(10 in.)
require a 25mm
(1 in.)
no-heat section. For heaters exceeding 250mm, a more substantial no-heat section may be necessary. To place an order, please specifyswaged-in flexible leads.
2. Right Angle Leads:
Ideal for applications involving significant flexing or limited space, right angle leads exit at a 90° angle from the heater sheath.
A right-angle tube may be required for specific configurations. To order, specifyRight Angle Leads as well as 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 exceptionally durable stainless steel braid is expertly engineered to protect leads from abrasion against sharp edges, ensuring both longevity and consistent performance.
We provide customized solutions for various lead exit configurations: For direct exits, the braid is swaged seamlessly into the heater's no-heat section. For right-angle exits, a robust crimp connector securely fastens the braids, offering flawless integration.
Unless otherwise indicated, our standard leads extend to 250 mm
(10 in.)
in length. Our braid measures 200 mm
(8 in.)
in length. To tailor your order to your exact needs, please specify your choice of straight or right-angle stainless steel braid, desired lead length, and no-heat section specifications.
| 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 offers unparalleled protection against abrasion from sharp edges or rough machinery, while also providing enhanced handling convenience and tidy wiring in challenging settings.
For right-angle lead exits, the hose is expertly silver soldered to the sheath. Unless otherwise stated, standard leads are 250 mm(10 in.) in length, with the hose measuring 200 mm(8 in.)in length. To place an order, please specify the stainless steel hose, preferred lead length, and 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 provides protection on par with stainless steel hose against abrasion.
The conduit is affixed with a 90° elbow copper coupler, securely overlapping the heater sheath. Unless otherwise specified, we supply a standard 200 mm(8 in.)conduit, with leads extending 50 mm beyond the conduit. To order, specify the galvanized conduit, desired lead length, and 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 provides extraordinary protection for leads in high-temperature environments exceeding 450°C(840°F).The ceramic beads slip over solid conductors and extend to cooler areas, allowing secure attachment of flexible wires. To place an order, specify the ceramic beads and desired length, along with any additional lead length requirements.
7. Versatile Stainless Steel Flanges
Our stainless steel flanges offer both a practical mounting option and a method for positioning heaters within applications. Flange styles and specifications are customized to meet customer needs. These flanges can be mounted in any no-heat section of the heater sheath. To order, specify the flange, desired flange size, and location. .
Immersion Cartridge Heaters for Liquid Applications:
For applications involving liquid immersion heating, we recommend using either brass or stainless steel threaded bushings.
The threaded bushing size is selected based on the pipe's diameter. Available threads include
G thread, NPT thread, and BSPP thread. , among others.
Step-by-Step Guide to Installing Cartridge Heaters:
1. Create a precise hole in the section to be heated.
2. Ream a smooth hole for optimal contact, ensuring superior heat transfer efficiency.
3. Extend the hole through the section to facilitate effortless removal of the unit when necessary.
4. If making a through hole is not feasible, increase the hole size within acceptable tolerances to accommodate.
5. Minimize vibration and flexing of the lead wires, ensuring an extended service life for your heater.
6. Prevent liquid contamination by diligently protecting the heater's end.
When ordering Cartridge Heaters, please provide the following details: :
1. Type of Cartridge Heater (please refer to Termination Options)
2. Diameter of Cartridge Heater
3. Overall length of the straight Cartridge Heaters
4. Wattage and Voltage
5. Type of Lead (glass fibre / PTFE) and lead length.
FAQ
(1). Q: Can you offer a discount?
A: Discounts depend on quantity-the greater the quantity, the larger the discount offered.
(2). Q: How can I obtain a sample?
A: For most products, if the quantity is small, samples can be provided free of charge, with shipping covered by the customer. Alternatively, you may provide your DHL, FEDEX, EMS, or UPS account number. For larger quantities, a sample fee may be applicable.
(3). Q: Why is your price higher than other Chinese suppliers?
A: We are committed to producing high-quality, high-performance products to foster long-term, amicable relationships with all our customers.
While our prices may not be the lowest, we promise superior cost performance.
(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 sending the original to you. This ensures consistent quality throughout mass production.
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