Steel – varnishing preparation
Conventional SCM disc
115 mm SCM disc, # extra coarse
SCM discs can be used for rust removal.
9 min. 10 sec.
Discs become clogged very quickly
Six discs used
Conventional fibre disc
115 mm fibre disc, # 36
Fibre discs are often used for rust removal.
8 min. 8 sec.
Discs vitrify very quickly
Five discs used+
sia Abrasives: siastrip disc
Disc with fibreglass backing
3 min. 7 sec.
Quick surface cleaning, no vitrification, no clogging
One disc used
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