FAPRE Industrial Co., Limited. is a high-tech enterprise committed in R&D, production, and sales of abrasives products. We have 6 branch factories today, 400 employees, total area of 120,000 square meters and more than 30 new products developments per year.
Excellent Product Quality
FAPRE has advanced equipment and a professional technical development and management team for high quality assurance. Our factory environment, management system and product quality all meet the abrasives manufacturing factory system qualification standards.
Rich Products
Our products include Resin Bonded Abrasives, such as Grinding Wheels For Metal, Grinding Wheels For Stainless Steel (INOX), Flexible Grinding Wheels, Ceramic Cut Off Wheels, Zirconia Cutting Wheels, Cut Off Wheels For Metal, Cut Off Wheels For PipeLine, Cut Off Wheels For Stone; Coated Abrasives, such as Aluminum Oxide Flap Discs, Quick Change Flap Discs, Ceramic Flap Discs, Zirconia Flap Discs, Aluminum Oxide Fiber Discs, Zirconia Fiber Discs, Emery Cloth Roll; and Brown Corundum And White Corundum etc.
One-Stop Service
There is no intermediate link when ordering products from our company. We provide one-stop service from design, processing, sample trial production to mass production.
Leading Service
We have many years of industry experience, a complete production management, quality supervision, and sales service operation system. Whether you want to purchase Resin Bonded Abrasives or Coated Abrasives, just email your requirements and we can customize the product for you.
Zirconia flap disk is a type of abrasive disk used in metal fabrication shops for removing welds and blending on hard metals, including carbon steel, stainless steel, and titanium. It features the Zirconia Alumina grain, which has a larger crystalline structure and is a very tough grain with a good product life. The overlapping coated abrasive cloth flaps provide several layers of abrasives, making the disc flexible, long lasting and a great choice for one step grinding/ blending.
Ceramic flap discs are another strong abrasive that can grind metal surfaces from carbon steel to aerospace alloys. Ceramic flap discs are ideal when it comes to grinding most metals and work best with moderate pressure. The shape and structure of the ceramic minerals give the discs their sharp grinding edge. It is also how it maintains its cutting power and stability over use.
Quick change abrasive discs are small grinding discs that are ideal for confined spaces that larger sanding discs cannot be maneuvered into or when you only need to work on a smaller area. Quick change discs are used for general purpose grinding, stock removal and deburring. Other uses include cleaning up welds, removing scale oxidation, paints, and protective waxes, surface leveling, mold, and cavity grinding. They come in a variety of designs that look like mini sanding disc versions of other full-size abrasives like flap discs, surface conditioning discs, polishing discs, etc.
Suitable for surface grinding and grinding at any angle. Advantages: high tensile strength, strong elasticity and self-sharpening, high efficiency and low energy consumption.
Max Speed: 80M/S
Raw Abrasives: Aluminum Oxide
Application: Metal, Steel, Stainless Steel, INOX, Non-ferrous metals, Plastics, Aluminum and wood
Zirconia alumina grain (Z) is the preferred abrasive material on alloyed and unalloyed steels. zirconium fiber discs are perfectly suited for edge breaking work, cutting of difficult-to-machine materials, high alloy stainless steels and high temperature non-ferrous metals with cool grinding properties and a long service life.
Wear-resistant aluminum oxide abrasives and premium cloth back make this durable sand paper roll. Featuring less-clogging and anti-static. This cloth-backed sandpaper roll can be used in both wet and dry sanding.
What are Aluminum Oxide Fiber Discs
Aluminum oxide fiber discs offer a very hard and tough grain. They are a universal grain for grinding ferrous metals, iron, steel and sheet metals. They are manufactured using premium aluminum oxide materials. These discs are very economical resin fiber disc and come in the widest array of grits and configurations.
Characteristics Of Aluminum Oxide Fiber Discs
Aluminum Oxide Fiber Discs, also known as Aluminum Oxide Vulcanized Fiber Discs, are composed of layers of vulcanized fibre and aluminum Ooxide abrasive grains bonded together. These discs are known for their rigid construction, which allows for precise control during grinding and finishing tasks. Key characteristics of Aluminum Oxide Fiber Discs include:
Rigidity
Aluminum Oxide Fiber Discs are relatively rigid compared to other abrasive discs, making them suitable for applications that require more control and precision. The rigidity of these discs allows users to maintain consistent pressure on the workpiece, resulting in uniform material removal.
Durability
The vulcanized fibre material provides durability and resistance to wear, making Aluminum Oxide Fiber Discs well-suited for heavy-duty applications. They can withstand high-pressure grinding and are less prone to deformation during use.
Cooler Grinding
Aluminum Oxide Fiber Discs are known for their ability to run cooler during grinding operations. This characteristic is beneficial for preventing heat-related issues such as workpiece distortion or damage.
Accessibility
Aluminum Oxide Fiber Discs offer unparalleled accessibility, boasting a vast array of sizes and configurations to cater to various angle grinders and sanding machines, ensuring compatibility and adaptability. Aluminum Oxide Fiber Discs are compatible with a variety of materials, including metal, wood, and composites.
Applications of Aluminum Oxide Fiber Discs
Heavy Stock Removal
Aluminum Oxide Fiber Discs excel in applications that require significant material removal. Their rigidity and durability make them ideal for grinding down welds, removing burrs, or shaping and smoothing metal surfaces.
Deburring and Edge Beveling
The precision and control provided by Aluminum Oxide Fiber Discs make them effective for deburring and edge beveling tasks. The consistent performance ensures that sharp edges are smoothed without compromising the integrity of the workpiece.
Metalworking Applications
Aluminum Oxide Fiber Discs are commonly used in metalworking applications, such as weld preparation, surface blending, and rust removal. Their resistance to wear and ability to run cooler contribute to their effectiveness in these tasks.
Composition of Aluminum Oxide Fiber Discs
Backing Material
This provides the structural support and stability for the disc during operation. Common backing materials include fiberglass and vulcanized fiber, each offering varying degrees of durability and flexibility. The backing is typically made from vulcanized fiber, which is a type of stiff paperboard. This material is chosen for its strength and flexibility, providing a stable base for the abrasive grains.
Abrasive Grains
These are the cutting elements of the disc, responsible for removing material from the workpiece. Abrasive grains can vary in type and size, with popular options including aluminum oxide, silicon carbide, zirconia alumina, and ceramic alumina. Each type of abrasive grain has its unique properties, influencing cutting efficiency, durability, and compatibility with different materials.
Bonding Agent
This holds the abrasive grains in place on the backing material, ensuring uniformity and stability during operation. The bonding agent plays a crucial role in determining the disc's durability and resistance to heat, moisture, and mechanical stress. The resin used in these discs is usually a phenolic resin, known for its durability and ability to withstand high temperatures. This resin binds the abrasive grains to the backing, ensuring longevity and consistent performance.
Factors Influencing Aluminum Oxide Fiber Discs Selection
The type of material being worked on is one of the most critical considerations. Different materials require specific abrasive grains and disc configurations to achieve optimal results. For instance, aluminum oxide discs are suitable for general-purpose grinding on ferrous metals, while zirconia alumina discs excel in heavy stock removal applications on stainless steel and other hard alloys.
Consider the specific requirements of your application, including the desired finish quality, material removal rate, and aggressiveness. Coarser grit sizes (e.g., 36 or 50) are ideal for rapid stock removal, while finer grit sizes (e.g., 80 or 120) produce smoother finishes with minimal material removal.
Choose a disc size and shape that are compatible with your equipment and workpiece geometry. Common disc diameters range from 4.5 inches to 7 inches, with variations such as flat, conical, or depressed center discs.
Ensure that the disc's maximum operating speed matches the RPM (revolutions per minute) rating of your equipment. Operating the disc at speeds exceeding its recommended limit can lead to premature wear, overheating, and safety hazards.
Take into account the environmental conditions in which the disc will be used, including temperature, humidity, and the presence of contaminants. Some discs are specifically designed for use in high-temperature environments or areas with moisture or oil.
Metal fabricators rely on a variety of tools to achieve precise cuts, smooth finishes, and efficient material removal. Among these tools, Aluminum Oxide Fiber Discs stand out as a versatile and essential abrasive for a wide range of applications. From grinding and blending to deburring and finishing, Aluminum Oxide Fiber Discs offer a cost-effective solution for fabricators. However, to fully harness the benefits of Aluminum Oxide Fiber Discs, it's crucial to follow specific best practices that ensure optimal performance, longevity, and safety.
Getting Pressure Right
The efficiency and effectiveness of using Aluminum Oxide Fiber Discs heavily depend on the application of the correct downforce pressure. Applying too much pressure can lead to several issues, including excessive material removal, premature disc wear, and increased heat generation. On the other hand, insufficient pressure might result in inadequate material removal, prolonging the task unnecessarily. To achieve the optimal downforce pressure, fabricators should follow these steps:
●Start Light: When beginning a task, start with a gentle touch to gauge how the Aluminum Oxide Fiber Disc interacts with the workpiece. Gradually increase the pressure until you find the right balance between efficient material removal and disc longevity.
●Let the Disc Work: Aluminum Oxide Fiber Discs are designed to remove material efficiently using their abrasive grains. Instead of forcing the disc onto the workpiece, allow the rotation of the disc and the applied pressure to work together naturally to achieve the desired result.
●Avoid Excessive Pressure: While it might be tempting to push harder to achieve faster results, excessive pressure can lead to a range of issues. It can cause the disc to wear out more quickly, generate excessive heat, and even damage the workpiece or the disc itself.
Using the Right Grinder
Pairing the right type of grinder with the specific Aluminum Oxide Fiber Disc is pivotal for achieving optimal performance. Grinders come in various types and sizes, each designed for different applications and disc sizes. Choosing the right grinder not only ensures efficient operation but also enhances safety during use.
●Select the Correct RPM: Aluminum Oxide Fiber Discs are designed to work within specific RPM (Revolutions Per Minute) ranges. Using a grinder with an RPM that exceeds the recommended range can lead to excessive heat generation and disc wear. This can compromise both the disc's performance and the safety of the user. Always consult the manufacturer's guidelines for the appropriate RPM range.
●Match Disc Size to Grinder Size: Ensure that the diameter of the Aluminum Oxide Fiber Disc matches the size of the grinder's backing pad. Using an undersized or oversized disc can lead to uneven wear, reduced effectiveness, and potential safety hazards.
Safety First
Working with Aluminum Oxide Fiber Discs involves the use of power tools and abrasives, making safety a top priority. Adhering to safety protocols not only protects the fabricator but also ensures the quality of work and longevity of the tools.
●Wear Appropriate PPE: When using Aluminum Oxide Fiber Discs, it's essential to wear the appropriate personal protective equipment (PPE). Safety glasses protect against flying debris, hearing protection guards against noise, gloves provide hand protection, and a dust mask prevents the inhalation of harmful dust particles generated during the grinding process.
●Regular Inspection of Discs and Tools: Before each use, thoroughly inspect both the Aluminum Oxide Fiber Disc and the grinder for any signs of damage, wear, or malfunction. Replace worn-out or damaged discs promptly to avoid compromising both the quality of work and the safety of the operator.
●Work in a Well-Ventilated Area: Grinding with Aluminum Oxide Fiber Discs generates dust and particles that can be harmful if inhaled. To mitigate this risk, work in a well-ventilated area or consider using local exhaust ventilation systems to capture and remove airborne particles.
Storing Aluminum Oxide Fiber Discs Right
Proper storage of Aluminum Oxide Fiber Discs plays a significant role in maintaining their performance and lifespan. Exposure to moisture, temperature fluctuations, and contaminants can adversely affect the quality of the discs.
●Store in a Dry Environment: Moisture can cause Aluminum Oxide Fiber Discs to deteriorate and lose their effectiveness over time. Store discs in a dry environment, away from areas prone to humidity, such as basements or outdoor sheds.
●Utilize Original Packaging or Disc Holders: Whenever possible, store Aluminum Oxide Fiber Discs in their original packaging to protect them from dust and debris. Alternatively, use disc holders or organizers designed to keep the discs clean and organized.
●Avoid Temperature Extremes: Extreme temperatures can impact the adhesive properties of the resin used inluminum Oxide Fiber Discs. Store discs at temperatures within the range recommended by the manufacturer to prevent adhesive failure.
The Importance of Proper Storage of Aluminum Oxide Fiber Discs
01
Climate Control
Aluminum Oxide Fiber Discs are sensitive to environmental conditions, and their performance can be significantly affected by temperature and humidity fluctuations. Storing these discs in a climate-controlled environment within the recommended temperature range is crucial. Extreme temperatures can compromise the resin bonding and backing material, leading to diminished performance.
02
Dry Storage
Moisture, a common adversary for all types of grinding discs, poses a particular threat to resin-bonded discs. Exposure to humidity can degrade the adhesive properties of the resin, resulting in premature failure during use. Therefore, it is imperative to store Aluminum Oxide Fiber Discs in dry conditions, preferably in well-ventilated areas. In instances where discs come into contact with water, thorough drying before use is essential.
03
Avoiding Contamination
Aluminum Oxide Fiber Discs should be stored away from chemicals, solvents, and any substances that might compromise their structural integrity. Contaminants can adversely affect the bonding agent, leading to reduced performance and potential safety hazards. A designated storage area free from such contaminants is ideal.
04
Proper Labeling
Organizing and clearly labeling storage areas for Aluminum Oxide Fiber Discs facilitate easy identification of grit sizes, materials, and intended applications. This organizational strategy streamlines the selection process, preventing errors and optimizing operational efficiency. Well-labeled storage ensures that users can quickly access the right discs for specific tasks.
Frequently Asked Questions
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