| Blade requirements to achieve grooving pattern |
4 GROOVES > 12 BLADES |
20 GROOVES > 20 BLADES |
26 GROOVES > 26 BLADES |
35 GROOVES > 35 BLADES |
| NEW concrete floors: alleys & crossovers |
YES |
NO |
NO |
NO |
| Reconditioning crossovers |
YES |
OPTIONAL |
YES |
NO |
| Resurface flat concrete floors per conditions below • |
|
|
|
|
| • Little or no existing groove |
YES |
YES |
NO |
NO |
| • Narrow grooves // less than .75in / 19 mm |
OPTIONAL |
YES |
YES |
NO |
| • Wide spaced groove // greater than 2.50 in / 64 cm |
NO |
YES |
YES |
NO |
| • V-groove |
NO |
NO |
YES |
OPTIONAL |
| • Diagonal grooves |
NO |
NO |
YES |
OPTIONAL |
| Resurface cobblestone concrete floors with shallow crown |
NO |
NO |
YES |
YES |
| Resurface cobblestone concrete floors with high crown |
NO |
NO |
NO |
YES |
| Resurface uneven or unstable concrete floors |
NO |
NO |
NO |
YES |
| Resurface flat concrete floors with too many existing grooves |
NO |
NO |
YES |
YES |
| Ineffective grooves (too narrow, too far apart, too shallow) |
NO |
NO |
YES - BETWEEN GROOVES |
OPTIONAL |
| Slatted floors |
NO |
OPTIONAL |
YES |
NO |
| Rough or pitted concrete floors |
NO |
NO |
NO |
YES |