Overview of First Grade 30# Brown Fused Alumina for Grinding Wheels

First Grade 30# Brown Fused Alumina for Grinding Wheels 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 First Grade 30# Brown Fused Alumina for Grinding Wheels

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)

(First Grade 30# Brown Fused Alumina for Grinding Wheels)

Specification of First Grade 30# Brown Fused Alumina for Grinding Wheels

First Grade 30# Brown Fused Alumina is a top choice for grinding wheel makers. This material is made from high-purity bauxite. It goes through electric arc furnace fusion. This process creates a very hard mineral. Its toughness is excellent. This mineral keeps its sharp edges well under pressure. This is vital for grinding tools. The “30#” tells you the grain size. This size is coarse. It works well for rough grinding jobs. It cuts material fast. It removes stock efficiently. First grade means the best quality. It has low impurities. Its chemical makeup is stable. This consistency matters. It affects wheel performance. The grain shape is blocky. This shape offers good cutting ability. It also helps the wheel hold together. The grain bonds well with resins or vitrified materials. This creates strong grinding wheels. These wheels last longer. They give reliable results. They handle tough jobs. They work on steel, alloys, and other hard metals. The brown color comes from its natural makeup. It shows the alumina is fused properly. This product meets high industry standards. Buyers trust its quality. It delivers consistent grinding power.

(First Grade 30# Brown Fused Alumina for Grinding Wheels)

Applications of First Grade 30# Brown Fused Alumina for Grinding Wheels

First Grade 30# Brown Fused Alumina is a top-quality abrasive grain. It is tough and hard. This makes it perfect for grinding wheels. People often choose it for grinding jobs. It works well on tough materials like steel. The grain size, 30 mesh, is a popular choice. It gives a good balance. It removes material fast. It also leaves a decent finish. This grain lasts a long time. It breaks down slowly during grinding. This keeps the wheel sharp. It means the wheel cuts efficiently for longer. Operators like this. They get more work done. They spend less time changing wheels. The grain structure is sharp. It cuts aggressively. This is good for rough grinding. It removes metal quickly. The grain also has good friability. Friability means it fractures correctly under pressure. This creates new sharp edges. It keeps the wheel self-sharpening. This is important for consistent performance. Old dull grains break off. New sharp ones take their place. The wheel stays effective. It doesn’t glaze over easily. Glazing makes wheels useless. Brown Fused Alumina avoids this problem. It is a cost-effective choice. It gives good value. It performs reliably. Many grinding wheel makers prefer this grain. They know it works. It meets the needs of demanding applications. Industries use these wheels widely. They are found in metalworking shops. They are used in foundries. They are common in tool rooms. The wheels grind welds smooth. They shape castings. They sharpen tools. First Grade 30# Brown Fused Alumina delivers the toughness needed. It handles high-pressure grinding. It withstands heavy loads. This abrasive grain is a solid performer.

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 First Grade 30# Brown Fused Alumina for Grinding Wheels

First grade 30# brown fused alumina is a top choice abrasive for grinding wheels. People often ask questions about it. We answer five common ones here.

What is first grade 30# brown fused alumina? It’s a man-made abrasive grain. People make it by fusing bauxite in an electric arc furnace. This process creates a very hard material. It’s tougher than natural abrasives. The “30#” tells you the grit size. It means the grains are medium coarse. This size works well for many grinding jobs.

Why pick this material for grinding wheels? It grinds fast. It lasts a long time. That means your wheels don’t wear out too quickly. It handles high pressure grinding. It creates a smooth finish on steel parts. It’s cheaper than some other top abrasives. You get good value.

How do you use it in grinding wheels? Manufacturers mix these alumina grains with a bond. They press the mixture into wheel shapes. Then they bake it hard. The grains do the cutting. The bond holds them together. The wheel spins fast. It removes metal efficiently. You need the right bond for the job. Different bonds suit different grinding tasks.

What metals can it grind? It works great on carbon steel. It grinds alloy steel well. It handles tough tool steel. It grinds high tensile strength steel. It’s not the best for aluminum. It’s not ideal for very soft metals. Use it mainly for harder steels. It gives good results on these.

Is it safe to handle? The grains are sharp. They can cut skin. Wear gloves when touching loose grains. Always wear safety glasses. Use dust masks if handling fine powder. Good ventilation helps. Store it in dry conditions. Keep bags sealed when not in use. Follow standard abrasive safety rules.

(First Grade 30# Brown Fused Alumina for Grinding Wheels)