Overview of Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials

Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials is a high-purity (≥99.9%) aluminum oxide material with perfectly spherical particles, ensuring superior flowability, packing density, and sintering performance. It is widely used in thermal interface materials (TIMs), advanced ceramics, coatings, and composite materials due to its exceptional thermal conductivity, chemical stability, and mechanical strength.

Key Features of Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials

High Purity (99.9% Al₂O₃) – Minimal impurities for optimal performance.
Uniform Particle Size Distribution – Enhances consistency in composites & coatings.
Excellent Flowability & Packing Density – Ideal for 3D printing & molding.
High Thermal Conductivity – Perfect for thermal pastes & heat dissipation.
Superior Sintering Performance – Enables high-density ceramic components.

(Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials)

Specification of Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials

This Spherical Alumina is high-purity White Light weight aluminum Oxide. We assure 99.9% Al2O3 material. This pureness level is necessary for demanding applications. It makes sure regular performance. The particles feature a real spherical shape. This form is essential to its performance.

The spherical form uses significant benefits. It gives excellent flowability. Powders move quickly during handling. This enhances handling in production. It also improves packaging density. Particles load tightly with each other. This produces efficient thermal paths. Warmth transfers much better with products.

Its primary use is in thermal interface products. Believe thermal pastes and pads. These products fill spaces in between warm resources and sinks. The spherical alumina improves thermal conductivity significantly. Warmth steps away from crucial parts faster. This prevents getting too hot. It boosts tool dependability and life-span.

This product additionally functions as a fine abrasive. Its hardness is extremely high. It polishes surfaces successfully. It creates smooth coatings without deep scratches. This makes it appropriate for precision polishing jobs. It services ceramics, steels, and composites.

We offer various fragment dimension choices. Usual arrays include 1-5 microns, 5-15 microns, and 15-30 microns. You select the dimension matching your specific requirement. Finer particles match thin thermal pastes. Bigger fragments work in composite fillers. Particle dimension distribution is snugly managed. This makes sure batch-to-batch uniformity.

Its chemical stability is excellent. It stands up to most acids and alkalis well. It preserves efficiency under severe conditions. Heat resistance is an additional benefit. It withstands thermal cycling without deterioration. This is vital in electronics and high-heat environments.

The product shows up brilliant white. This color stability is necessary for some applications. It won’t stain output. Reduced salt material is basic. This prevents unwanted ionic contamination. This is vital in delicate electronic assemblies.

This spherical alumina resolves heat monitoring difficulties. It provides dependable thermal conductivity. Its unique shape optimizes product residential or commercial properties.

(Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials)

Applications of Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials

Spherical alumina white light weight aluminum oxide 99.9% Al2O3 is a special ceramic powder. Its fragments are flawlessly rounded. This shape is crucial for thermal materials. Harsh, irregular powders don’t load well. They leave voids. Round alumina fills space efficiently. It develops dense, consistent structures. Heat relocates far better through these structures.

This product excels in thermal interface materials (TIMs). Think thermal greases, pads, and gels. These products bridge hot parts and heat sinks. Voids trap warm. Round alumina fills up these microscopic spaces completely. Heat spurts much faster. Elements remain cooler. The round particles also mix smoothly right into polymers. They don’t thicken the paste excessive. Application remains simple. Heat transfer enhances significantly.

It’s important for thermal conductive plastics and composites. Makers mix it right into polymers. The round particles touch each various other well inside the plastic. They form efficient warmth paths. Warmth spreads throughout the whole component. This stops hot spots. Electronics enclosures and LED real estates profit significantly. Devices run cooler and last much longer.

Ceramic warmth spreaders and substrates use it too. High-purity alumina is currently an excellent heat conductor. Making it round boosts this better. The fragments load extremely densely during sintering. Less pores stay. Warm experiences much less resistance moving through the ceramic. This gives superb thermal monitoring sought after electronic devices. Power modules and RF gadgets need this performance.

Round alumina uses various other advantages. It holds up against really high temperatures. This is important near hot components. It supplies solid electrical insulation. Short circuits are stopped. Its chemical security is high. It won’t weaken in time. The material is likewise really difficult. It resists wear in relocating systems.

Particle size is essential. Finer powders load smaller spaces. Coarser powders build bulk conductivity. Grades are offered for various demands. The 99.9% pureness makes sure constant efficiency. Contaminations can hinder heat circulation. Dependability matters in thermal applications. Spherical alumina delivers.

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 Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials

What is this spherical alumina stuff?
It’s white aluminum oxide powder. People call it Al2O3. This powder has very pure aluminum oxide. It’s 99.9% pure. The particles are shaped like tiny balls. This shape matters a lot.

Why use spherical alumina?
The ball shape gives big advantages. These round particles flow easily. They pack together tightly. This makes stuff like thermal pastes smoother. It fills gaps better. Heat moves through it more evenly. Irregular shaped powders don’t do this as well.

Where do people use this alumina powder?
Its main job is moving heat. People mix it into thermal pastes and greases. These go on computer chips and electronics. It also gets put into thermal pads. Sometimes it goes inside special plastics. These plastics help electronics stay cool. The powder makes heat spread out fast.

Why is 99.9% purity important?
Impurities are bad. They block heat flow. High purity means almost no junk is in the powder. Heat moves through pure alumina very well. Less pure powder doesn’t move heat as fast. It might cause problems in sensitive electronics.

How is this different from regular alumina?
Regular alumina powder has jagged, uneven particles. Think rough sand. Spherical alumina particles are like smooth beads. The beads roll over each other. They fit together neatly. This makes pastes spread thin and even. Heat flows better through the neat bead structure. Rough particles leave air gaps. Air traps heat.

(Spherical Alumina White Aluminum Oxide 99.9% Al2O3 Abrasive for Thermal Materials)