Product Details
WEEM 3216 Zirconia Resin Fiber Roll for Conversion to Discs on
Angle Grinders
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:
Backing: | Vulcanised Fiber |
Coating: | Close Coated |
Bonding: | Resin Over Resin |
Grain: | Zirconia Alumina |
Jumbo Width: | 1600mm / 63" |
Grit Range:
P24 | P36 | P40 | P50 | P60 | P80 | P100 | P120 | P150 | P180 | P220 | P240 | P280 | P320 | P400 |
● | ● | ● | ● | ● | ● | ● | ● | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
● : 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.
Company Profile
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.