Bond Type: extra soft(XS), soft(S), Medium(M), hard(H), extra hard(XH)
Application: MBTLV series trapezoid grinding discs are suitable for Lavina floor grinders for the general, fast grinding of concrete, terrazzo. Metal bond diamond trapezoids start from 16# for aggressive grinding and thin coating removal. Then followed by 30/40 grit grinding discs for very common use of grinding. 60/80 diamond trapezoids for even moderate grinding of the concrete surface. And finer grit 120#, 150# grinding plates for smooth grinding and scratch or swirls removing. 220#, 400# can do some pre-polishing work to save job of those resin bond floor polishing pad.
Common Designs available for quick change floor grinder. Remarks: Segment design on other diamond grinding shoes could be available upon request.
We recommend you to choose right bond based on the PSI or MOH's of concrete:
BOND
XS
S
M
H
XH
MOH'S
6-9
4-6
3-5
2-3
1-2
PSI
6-9,000
4-6,000
3-5,000
1.5-3,500
1-2,000
MPA
C50-C65
C35-C55
C20-C40
C15-C25
C10-C20
CONCRETE HARDNESS
EH
H
M
S
XS
But it still depends on your true situation for bond choosing. We'd like to offer you a better solution if detailed information is available.