proportions of m10, m15, m20, m25, m30, m40, m45, m50, m60,
m70, m75, m80 etc
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Answer Posted / sag
m10-1:3:6
m15-1:2:4
m20-1:3/2:3
m25-1:1:2
m30 and above is done by mix design
| Is This Answer Correct ? | 69 Yes | 12 No |
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