Blastrac 500 E Global, Operating Instructions Manual

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500 E Global Operating Instructions
General
19
Selection of abrasive
Abrasive shot S390 – S460:
Standard abrasive, suitable for about 50-60 % of all applications.
Creates a medium profile on concrete.
Applications:
ˆ removes laitance from new concrete
ˆ roughening of smooth concrete or natural stone
ˆ removes coatings with a thickness of 1-3 mm and cleaning of steel
surfaces
Abrasive shot S460 with SG18-16-14:
For removal of coatings from steel surfaces mix approx. 75% S460 shot
with 25% SG grit. The type of grit is depending on the profile
requirements.
Applications:
ˆ removes polyurethane coatings
ˆ removes adhesive remnants
ˆ removes rubber deposits
ˆ penetrates coatings hard to remove
ˆ also suitable to be used on steel
ˆ removes non-skid coatings from navy vessels
Warning: never use abrasive harder than 45 Rockwell !
Otherwise the wear in the machine would increase
disproportionately.