(1)Grade: PORTLAND CEMENT 42.5R
(2)Chemical analysis:
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Items/ Indexes |
National Standard |
Internal controlled indexes
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Cement MgO (%) |
≤ 5.0 |
3.80 |
|
Cement SO 3 (%) |
≤ 3.5 |
2.30 |
|
Cement loss on ignition (%) |
≤ 5.0 |
2.01 |
|
Cement fineness (%) |
≤ 10.0 |
1.00 |
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Setting time (min) |
≥ 45 |
190 |
|
Final setting time |
≤ 600 |
245
|
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Strength(MPa) |
3-day compressive strength |
≥ 22.0 |
23.30 |
3-day bending strength |
≥ 4.0 |
5.1 |
|
28-day bending strength |
≥ 6.5 |
7.2
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|
28-day compressive strength |
≥ 42.5 |
47.5 |
(3) Inspection: BY CCIC or SGS
PACKING: 50KG PP BAGSX40 WITHIN 2MT SLING BAGS
SHIPPING: Within 20days after contract