Overview of Porous Alumina Setters

Porous Alumina Setters is manufactured from 99%+ pure aluminum oxide (Al₂O₃), delivering exceptional mechanical strength and thermal stability. These advanced ceramic parts maintain dimensional stability in extreme environments up to 1800°C, making them perfect for demanding applications in semiconductor equipment, aerospace components, chemical processing, and high-temperature industrial machinery.

Features of Porous Alumina Setters

Ultra-High Temperature Resistance – Withstands continuous operation up to 1800°C

Exceptional Mechanical Strength – Superior hardness and wear resistance compared to metals

Corrosion & Chemical Proof – Resists acids, alkalis, and harsh industrial chemicals

Electrical Insulation – Excellent dielectric properties for electronic applications

Customizable Designs – Available in complex geometries with tight tolerances (±0.01mm)

(Porous Alumina Setters)

Specification of Porous Alumina Setters

Porous alumina setters are ceramic plates utilized in heat processes. They hold other ceramic parts throughout firing. The product is generally aluminum oxide. This offers excellent heat resistance. These setters have little openings throughout their framework. This open framework is key. It allows gases get away openly during shooting. This stops problems in the finished items. The quantity of porosity is meticulously regulated. Typical porosity degrees range from 25% to 40%. This balance is necessary. Too much porosity makes the setter weak. Too little porosity traps gases. The product is also really pure. High pureness alumina ensures security. It resists responding with the items being discharged. This maintains everything clean.

These setters come in different sizes and thicknesses. Typical dimensions match kiln racks. Thickness provides strength under lots. Typical densities could be 5mm, 10mm, or 15mm. Surface flatness is vital. A level surface area avoids buckling in the discharged items. The setters have to handle duplicated home heating and cooling down cycles. They possess excellent thermal shock resistance. This suggests they can make it through rapid temperature level changes without cracking. Their high melting factor allows use in extreme warmth. Operating temperature levels commonly exceed 1600 ° C. This makes them ideal for shooting progressed porcelains. They additionally have low thermal expansion. This lessens dimension modifications throughout heating. Regular size is important for stacking in kilns.

Toughness is one more vital aspect. Permeable alumina setters use excellent mechanical strength. They sustain the weight of other ceramic pieces. They withstand splitting even under lots. Their chemical inertness is high. They will not infect sensitive products. This is crucial for digital ceramics. The open pore structure help also warming. Warm transfers constantly via home plate. This advertises consistent firing outcomes. Individuals value their lengthy life span. They hold up against severe problems well. Appropriate handling prevents damages. Chipped edges can create troubles. Care ensures reputable performance batch after set. These setters are a trustworthy device for quality ceramic manufacturing.

(Porous Alumina Setters)

Applications of Porous Alumina Setters

Permeable alumina setters are unique ceramic plates used in high-temperature procedures. They are made from aluminum oxide. This material is very solid and takes care of warmth extremely well. The crucial function is the tiny holes throughout home plate. These holes are very important. They let gases travel through throughout heating or cooling. Strong plates can refrain from doing this.

This gas circulation is vital for many commercial tasks. It stops air bubbles or various other flaws from developing inside products. It assists products dry uniformly and heat consistently. This brings about far better quality results. The setters also handle temperature level modifications well. They stand up to fracturing when warmed up quick or cooled off rapidly. This makes them last much longer than various other products. They are likewise chemically stable. Extreme problems do not damage them conveniently. They stay level and true under heavy loads at high temperatures. This stops bending over time.

Individuals make use of these setters in numerous sectors. Terminating electronic elements is a significant application. Items like capacitors and sensing units require specific, clean warm therapy. The permeable setters offer the required environment. Ceramic production counts on them heavily. They are essential for shooting floor tiles, tableware, and technological ceramics. The setters guarantee also warm distribution and appropriate gas launch. This improves the final product’s strength and look. Laboratories likewise utilize smaller sized permeable alumina setters. They are perfect for r & d work. Testing new materials or procedures calls for trusted assistance plates. The setters use constant performance. Battery manufacturing is one more growing location. Firing battery electrodes demands details conditions. Permeable alumina setters satisfy these demands successfully. They aid produce much better batteries.

Company Profile

Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.

Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods

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

Shipment Methods

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

5 FAQs of Porous Alumina Setters

What are Porous Alumina Setters?
These are flat plates made from alumina ceramic. They have tiny holes throughout the material. Factories use them to hold other ceramic pieces during high-temperature firing inside kilns. The porous structure lets gases escape easily.

Why is the porous structure important?
The tiny holes are crucial. They let hot air and gases pass through the setter plate. This prevents air bubbles or blisters forming in the ceramic pieces sitting on top during firing. Without these holes, trapped gases could ruin the finished product.

Can they handle very high heat?
Yes. Porous alumina setters are designed for extreme temperatures. They work well in kilns reaching over 1500°C. The material stays strong and doesn’t warp much under intense heat. This reliability is key for consistent firing results.

How do you clean them?
Cleaning is simple. Brush off any loose debris first. Then, soak the setters in water. Sometimes a mild acid wash helps remove stubborn stains. Always let them dry completely before using them again. Proper cleaning stops contamination in future firings.

How long do they last?
Lifespan depends on use. Handling them carefully avoids cracks and chips. Extreme temperature changes can stress the material. With good care, these setters last for many firing cycles. They are a cost-effective choice for production.

(Porous Alumina Setters)