High quality precision machined aluminum oxide heaters

Overview of  Alumina heaters

Alumina heaters are usually heating devices with alumina as the material or component, which have good electrical insulation and high-temperature resistance and can be used in a variety of heating scenarios. Alumina ceramic heater, on the other hand, is a heater using alumina ceramic as the base material, which utilizes the characteristics of ceramics such as high thermal conductivity, high hardness and corrosion resistance to convert electrical energy into heat energy through heating elements (such as resistance wire, etc.), which is widely used in the fields of electronics, chemical industry, and medical treatment, and can satisfy the demand for high-precision and high-stability heating.

Features of  Alumina heaters

Alumina heaters and alumina ceramic heaters both have remarkable high-temperature resistance properties and are able to work stably at extreme temperatures, which makes them perform well in high-temperature environment applications. Alumina heaters and alumina ceramic heaters have excellent electrical insulation properties, which can effectively prevent leakage and other safety hazards, to ensure that the equipment is safe for personnel and equipment during operation.

Alumina ceramic heaters also have good thermal conductivity and can quickly and evenly transfer heat, which is particularly important in the need for rapid warming or precise temperature control scenarios. At the same time, alumina ceramic heaters are hard and corrosion-resistant, maintaining performance in harsh chemical environments for a long service life.

These features make alumina heaters and alumina ceramic heaters widely used in electronics, chemical, medical and other fields that require high heating precision and safety, such as in high-temperature sintering of electronic components, precise heating of chemical reactions, and sterilizing and heating of medical equipment, etc. In these scenarios, they can all play an important role in meeting the diversified needs of different industries.

Specifications table of  Alumina heaters

Parameter	Description	Typical Values
Material Composition	Main material used in the heater	High-purity alumina (Al₂O₃) with possible additives for enhanced properties
Form Factor	Physical shape and dimensions of the heater	Rods, tubes, plates, custom shapes; dimensions vary based on application
Operating Temperature	Maximum and minimum temperature range	200°C to 1600°C (depending on specific design and application)
Heating Element	Type of heating element used	Nichrome wire, MoSi₂ (molybdenum disilicide), or other high-temperature conductors
Power Rating	Electrical power consumption	100W to 5000W (varies widely based on size and application)
Voltage	Voltage range for operation	12V to 240V (common ranges, but can be customized)
Thermal Conductivity	Ability to transfer heat	20-40 W/m·K (for alumina ceramic)
Electrical Insulation	Insulation properties to prevent electrical leakage	High dielectric strength, typically >10¹⁰ Ω·cm at room temperature
Mechanical Strength	Ability to withstand mechanical stress	High compressive strength, but brittle; hardness ~9 on Mohs scale
Corrosion Resistance	Resistance to chemical attack	Excellent resistance to most acids and alkalis, except hydrofluoric acid
Response Time	Time taken to reach operating temperature	Fast response times, typically within seconds to minutes
Surface Finish	Surface treatment to enhance performance	Polished, glazed, or coated for specific applications
Customizability	Ability to tailor the heater for specific applications	High; can be designed for specific shapes, sizes, and power requirements
Applications	Common industries and uses	Electronics, ceramics, glass processing, medical devices, chemical processing

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Applications of  Alumina heaters

Alumina heaters and alumina ceramic heaters are used in a wide range of applications due to their excellent performance. In the electronics industry, alumina heaters and alumina ceramic heaters are commonly used for high-temperature sintering and annealing processes in the chip manufacturing process, which can provide a precise and stable heating environment to ensure high-quality molding of semiconductor materials.

In the chemical industry, alumina heaters and alumina ceramic heaters are used to heat catalytic reactors, helping to maintain the high temperatures required for the reaction, while their corrosion resistance allows them to adapt to complex chemical environments. In medical equipment, alumina heaters and alumina ceramic heaters are used in the disinfection and sterilization process of medical devices, providing medical safety.

In addition, in the glass manufacturing and ceramic processing industries, alumina heaters and alumina ceramic heaters can be used in glass melting, ceramic sintering and other high-temperature processes, and their high thermal conductivity and uniform heat distribution can effectively improve production efficiency and product quality. In the aerospace industry, alumina heaters and alumina ceramic heaters are also used to heat and insulate some high-temperature components to ensure the normal operation of equipment under extreme conditions.

Company Profile

RBOSCHCO is a trusted global chemical material supplier & manufacturer with over 12 years of experience in providing super high-quality chemicals and Nanomaterials. The company exports to many countries, such as the USA, Canada, Europe, UAE, South Africa, Tanzania, Kenya, Egypt, Nigeria, Cameroon, Uganda, Turkey, Mexico, Azerbaijan, Belgium, Cyprus, Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia, Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, RBOSCHCO dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are interested, please send an email to sales1@rboschco.com

Payment Term

T/T, Western Union, Paypal, Credit Card etc.

Shipment Term

By air, by sea, by express, as customers request.

5 FAQs of  Alumina heaters

Q1:What environments can aluminum oxide heaters work in?

Aluminum oxide heaters can work in many environments. It has good corrosion resistance and can adapt to different chemical environments such as acidic, alkaline, etc. At the same time, its high-temperature resistance enables it to operate stably under extreme conditions such as high temperature and high pressure. However, its applicability should also be determined according to the specific heater model and specifications, as well as the actual working environment requirements.

Q2:What safety matters need to be noted when using aluminum oxide heaters?

When using aluminum oxide heaters, the following safety matters need to be noted: ensure that the installation and use of the heater are in line with the relevant safety standards and norms; avoid mechanical shocks or collisions during high-temperature operation so as not to damage the heater; regularly check whether the electrical connection of the heater is firm, to prevent accidents such as short circuits or fires due to poor contact; when cleaning or maintenance, cut off the power supply first, and wait until the heater has cooled down before operation; avoid placing flammable and explosive substances on the surface of the heater to prevent danger.

Q3:How to carry out routine maintenance of aluminum oxide heater?

Daily maintenance of alumina heater mainly includes regular cleaning of the heater surface; removing dust, oil and other impurities to ensure the heat dissipation effect and performance of the heater; checking whether the heating element of the heater is damaged or aging phenomenon, such as the discovery of anomalies should be replaced in a timely manner; for the heater with a control system, it is necessary to check the operation of the control system on a regular basis to ensure that the temperature control is accurate and stable; in a long time not to use the heater, it should be placed on the heater to avoid any danger. When the heater is not used for a long time, it should be properly stored to avoid moisture, corrosion and other effects.

Q4:What are the advantages of aluminum oxide heaters compared with other heaters?

Aluminum oxide heaters have many advantages. Compared with traditional metal heaters, it has higher thermal efficiency and better temperature uniformity and is able to provide higher heat output at lower power consumption; compared with some other types of ceramic heaters, alumina heaters have better mechanical strength and durability and are able to work stably in harsher environments.

Q5:How much do aluminum oxide heaters cost?

The price of aluminum oxide heaters varies depending on brand, model, specifications, performance and other factors. Generally speaking, high-quality aluminum oxide heaters are relatively more expensive, but their performance and service life are also more guaranteed. When choosing an aluminum oxide heater, you should consider its performance, quality, price and other factors according to your actual needs and budget to choose the most suitable heater product.