WEEM 3216 Zirconia Alumina Resin Fiber Jumbo Roll – Raw Material for High-Pressure Grinding Disc Converting

Quick Detail:

WEEM 3216 is a premium-grade zirconia alumina resin fiber jumbo roll, engineered as a raw material for manufacturing high-performance fiber discs. Designed for aggressive grinding, weld seam blending, and metal surface preparation, this jumbo roll features a close-coated zirconia grains layer, resin-over-resin bonding, and vulcanized fiber backing, making it ideal for conversion into heavy-duty discs for use on portable angle grinders.

Specifications:

Grit Range:

● : Regular ○ : Custom

Applications:

• Weld seam blending and finishing
• Deburring of ferrous and non-ferrous metals
• Rust, paint, and scale removal
• High-pressure grinding for metal fabrication
• Ideal for conversion into fiber discs used with angle grinders

Competitive Advantage:

• Optimized for High-Pressure Grinding
  Designed to withstand heavy loads during use on stainless steel and other hard metals.

• Self-Sharpening Zirconia Grain Technology
  Maintains aggressive cut rate throughout the disc life.

• Durable Vulcanized Fiber Backing
  Excellent tear strength and conversion stability.

• High Stock Removal with Low Vibration
  Increases user comfort and productivity during extended use.

• Versatile Conversion Compatibility
  Supports both automated and manual die-cutting systems for flexible disc production.

Description:

Backed by decades of coated abrasives expertise, WEEM 3216 jumbo rolls are built with:

• Premium self-sharpening zirconia alumina grains, offering aggressive and consistent cutting on hard metals like stainless steel.
• Close-coat abrasive structure, maximizing grain density for faster material removal and longer operational life.
• Resin-over-resin bonding, enhancing thermal resistance and grain retention under high-pressure applications.
• Industrial-grade vulcanized fiber backing, ensuring tear strength, stability, and flexibility during conversion and end use.

The jumbo rolls are supplied unconverted, ready for use in automated or manual disc-cutting equipment. Common end products include 4", 4.5", 5", 6", and 7" fiber discs with 7/8" center holes or customized shapes, depending on your production needs.

WEEM 3216 offers a reliable raw material foundation for converters and OEM manufacturers focused on high-performance metalworking abrasives.

WEEM Abrasives is a professional manufacturer of high-quality coated abrasives. Originally established in Guangzhou, we have evolved from a trading company into a jumbo roll manufacturer through decades of development and continuous business growth.

Mission: SAND SHINING THE WORLD LIVE A BEAUTIFUL LIFE

Vision: BE A GOOD AND TRUSTFUL ENTERPRISE THAT LASTING FOR OVER 127 YEARS.

By carefully selecting premium materials and utilizing advanced equipment and sophisticated production technologies, we are able to deliver top-quality sanding products.

Equipment:

Equipped with industry-leading coating technology and production lines from G.T. Engineering, we ensure consistent quality and performance in every jumbo roll we produce.

A dedicated cloth finishing line and advanced technology are also employed to enhance the stability and performance of our cloth-based products.

The Abrasives

Our abrasive products are available in a wide range of forms, including jumbo rolls, belts, rolls, discs, sheets, and even customized abrasives.

With years of proven experience in the coated abrasives industry, we are proud to offer high-quality abrasives for panel/board surface sanding, woodworking, metal grinding, automotive sanding products — all at competitive prices.