Very Strong Rock Class
very_strong_rock_class
ISRM rock class exceeding 100 MPa compressive strength. In trade it also appears as very strong (English).
Also known as
Used with
ISRM rock class having 25–50 MPa compressive strength. In trade it also appears as medium-strong (English).
ISRM rock class having 50–100 MPa compressive strength. In trade it also appears as strong (English).
How the trade says it
enEnglish
| Term | Markets | Seen |
|---|---|---|
| very strong | — | ×2 |
Sourcing Very Strong Rock Class?
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