
Mr. Li dong hui
Để lại lời nhắnMr. Li dong hui
Để lại lời nhắnChỉ số kỹ thuật:
project |
index |
||
Non-metallic aggregate type Ⅰ |
Metallic aggregate type Ⅱ |
||
Wear (gear method) |
≤650 |
≤450 |
|
Compressive strength |
3d |
≥49.2 |
≥50 |
7d |
≥60 |
≥65 |
|
28d |
≥80 |
≥90 |
|
Flexural strength |
≥11.5 |
≥13.5 |
|
hardness |
7.0±0.5 |
8.0±0.5 |
|
Oil resistance |
|
Three-year strength of the oil bubble is not reduced, paint <0.3mm (including impermeability) |
|
Corrosion resistance |
|
Standard corrosion test of aggregate, 42d natural potential constant positive, the stability value of +50 mm (S.C.E), the maximum value of +120 mv (S.C.E) cement test, 5% NaCI solution immersion, 2 years and 3 months without rust. |
|
Skid resistance |
Same as ordinary cement floor |
Same as ordinary cement floor |
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