Masterweld Products

Abrasive Converting Adhesives

Fielco’s Masterweld line of adhesives are specifically formulated for use within the abrasives converting industry.

Our epoxy adhesives are specifically designed for the abrasives converting industry and provide exceptional bonding strength, durability, and resistance to extreme conditions. Our products withstand high mechanical stress, heat, and vibration, making them ideal for sandpaper, grinding wheels, and flap discs manufacturing. Epoxy systems offer superior adhesion to diverse substrates such as cloth, paper, fiber, and metal backings. Fielco’s products’ excellent chemical and thermal stability ensures that the bond remains intact during high-speed grinding or sanding operations.

The information below lists a sample of the epoxy adhesives we currently manufacture. Any of these formulas can be adjusted to suit your specific application needs.

Flap Discs

Masterweld 6360

High green strength, toughened, heat curing, one part designed for automated fabrications of flap discs. Designed for tunnel-oven or batch curing.

Masterweld 6380

High green strength, toughened, heat curing, one part designed for automated fabrications of flap discs. Our most cost effective flap disc adhesive designed for less demanding applications.

Masterweld 6330

High green strength, toughened, heat curing, one part designed for automated fabrications of flap discs. Our toughest, strongest flap disc adhesive specifically formulated for the most demanding applications.

Grinding Wheels

Masterweld 5960A/41B

General purpose epoxy adhesive designed to bond dissimilar materials for metal hub mounting to grinding wheels, discs, or phenolic backings

Masterweld 5971A/46B

High performance, high cohesive strength adhesive designed to bond dissimilar materials for metal hub mounting to grinding wheels, discs, or phenolic backings.

Masterweld 6370

 High performance 1 part epoxy for coated or non-woven converting. Excellent adhesion to metals, plastic and penetration into abrasive media.

Flap Wheels

Flange Mount & Spindle Mount

Masterweld 5977A/977B

Self leveling, high strength adhesive designed for filling coated abrasive flap wheels 180-320 course grit.

Masterweld 5977-50A/977B

Self leveling, high strength adhesive designed for filling coated abrasive flap wheels with 40-180 course grit.

Masterweld 5977-50A/5981B

Fast setting, high strength, self leveling adhesive designed for one shot filling of non-woven flap wheels.

MW 5971 A / MW 5971 B

Self-leveling, low shrinkage, high strength, toughened epoxy for use with large diameter abrasive flap wheel fabrication.

MW 6075 A / MW 6075 B

Fast setting, self-leveling, Kevlar-reinforced high strength epoxy for use with abrasive flap wheel fabrication.

MW 6077 A / MW 6077 B

Fast setting, self-leveling, high strength epoxy for use with abrasive flap wheel fabrication, ideal for 1-shot flap wheels with courser grits.

Binding Systems

Masterweld 291 A/B

A high performance, high strength epoxy binder for grinding wheel casting fabrication.

Masterweld 295 A/B

A high performance, high strength epoxy binder for grinding wheel casting fabrication.

Masterweld 298 A/B

A high performance, high strength epoxy binder for grinding wheel casting fabrication.