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Weld Removal

Grinding Disc vs. Fibre Disc vs. SMT

Last edited: 05 January 2022

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Weld removal is an application that gives you choices. Often it's just a matter of preference, however, there are advantages to all three, flap disc, fibre disc and grinding disc.

The following chart compares the qualities of the A 24 R Grinding DiscCS 565 Fibre Disc, and SMT 926 Supra.

Grinding DiscFibre DiscSMT Flap Disc
General Appearance:Disc with metal center hole and triangular yellow coverDark blue sandpaper disc with center holeDisc with surrounding, blue sandpaper flaps and concave center hole
Aggression/ Stock Removal:

Level 5 of 5

Level 4 of 5

Level 5 of 5

Speed:FastFastSomewhat Fast
Service Life:

Level 4 of 5

Level 4 of 5

Level 5 of 5

Surface Quality:


Somewhat uneven


Vibration Intensity:HighModerateModerate
Sound Strength:HighLowLow


Figure 1: A24R Grinding disc on metal surface. Line has several dents.
Figure 2: CS 565 fibre disc on metal surface. Several swirl marks can be seen.
Figure 3: SMT 926 disc on metal surface. Line is smoother with less marks.


Featured Products

A 24 R Grinding Disc

A 24 R Supra is the right choice for grinding steel, stainless steel or castings. Highly aggressive disc to produce flawless work results in the shortest possible processing time.

The even wear of grit guarantees a long service life - with maximum performance through the entire time.

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CS 565 Fibre Disc

You can't beat our CS 565 for heavy stock removal and fast cutting. Quick and effective material removal on all kinds of steel and stainless steel.

A long life and outstanding price-performance ratio make this product an ideal choice for rough grinding applications.

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SMT 926 Supra

Longer service life, higher stock removal and improved efficiency - our SMT 926 is one of our highest performing flap discs.

Its remarkably high level of aggressiveness makes SMT 926 the perfect choice for the most demanding applications on steel in an exceptionally short time.

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