Composite portland cement
P. C32.5r p. C32.5
Items units national internal
MGO % ≤ 6.0 ≤ 4.0 ≤ 6.0 ≤ 4.0
So3 % ≤ 3.5 ≤ 3.0 ≤ 3.5 ≤ 3.0
Fineness % ≤ 10.0 ≤ 3.0 ≤ 10.0 ≤ 3.0
Chloride content% ≤ 0.06 ≤ 0.05 ≤ 0.06 ≤ 0.05
Time: Initial h: Min ≥ 0: 45 ≥ 2: 30 ≥ 0: 45 ≥ 2: 00
Final h: Min ≤ 10: 00 ≤ 5: 00 ≤ 10: 00 ≤ 5: 00
Soundness:
Pat test qualified
Ray type clamps mm ≤ 5.0 ≤ 4.0 ≤ 5.0 ≤ 4.0
Mpa:
Bending 3days mpa ≥ 5.0 ≥ 4.5 ≥ 2.5 ≥ 5.0
28days mpa ≥ 5.5 ≥ 6.0 ≥ 5.5 ≥ 6.0
Compressie
3days mpa ≥ 15.0 ≥ 18.0 ≥ 10.0 ≥ 13.0
28days mpa ≥ 32.5 ≥ 38.0 ≥ 32.5 ≥ 38.0
Ordinary portland cement
P. O42.5r p. O42.5
Items units national internal
MGO % ≤ 5.0 ≤ 4.0 ≤ 5.0 ≤ 4.0
So3 % ≤ 3.5 ≤ 3.0 ≤ 3.5 ≤ 3.0
Fineness % ≤ 10.0 ≤ 3.0 ≤ 10.0 ≤ 3.0
Loi % ≤ 5.0 ≤ 4.0 ≤ 5.0 ≤ 4.0
Chloride content % ≤ 10.0 ≤ 3.0 ≤ 10.0 ≤ 3.0
Time: Initial h: Min ≥ 0: 45 ≥ 1: 30 ≥ 0: 45 ≥ 1: 30
Final h: Min ≤ 10: 00 ≤ 3: 30 ≤ 10: 00 ≤ 3: 30
Soundness:
Pat test qualified
Ray type clamps mm ≤ 5.0 ≤ 4.0 ≤ 5.0 ≤ 4.0
Mpa:
Bending 3days mpa ≥ 5.0 ≥ 5.0 ≥ 5.0 ≥ 5.0
28days mpa ≥ 6.5 ≥ 7.0 ≥ 6.5 ≥ 7.0
Compressie
3days mpa ≥ 22.0 ≥ 25.0 ≥ 17.0 ≥ 21.0
28days mpa ≥ 42.5 ≥ 48.0 ≥ 42.5 ≥ 48.0
Portland cement
P. I52.5r p. I52.5
Items units national internal
Loi % ≤ 3.0 ≤ 2.5 ≤ 3.0 ≤ 2.5
MGO % ≤ 5.0 ≤ 4.0 ≤ 5.0 ≤ 4.0
So3 % ≤ 3.5 ≤ 3.0 ≤ 3.5 ≤ 3.0
Fineness % ≤ 10.0 ≤ 3.0 ≤ 10.0 ≤ 3.0
Insoluble residue % ≤ 0.75 ≤ 0.70 ≤ 0.75 ≤ 0.70
Specific surface m2/kg ≥ 300 ≥ 400 ≥ 300 ≥ 400
Time: Initial h: Min ≥ 0: 45 ≥ 1: 00 ≥ 0: 45 ≥ 1: 00
Final h: Min ≤ 6: 30 ≤ 2: 30 ≤ 6: 30 ≤ 2: 30
Soundness:
Pat test qualified
Ray type clamps mm ≤ 5.0 ≤ 4.0 ≤ 5.0 ≤ 4.0
Mpa:
Bending 3days mpa ≥ 5.0 ≥ 5.5 ≥ 5.0 ≥ 5.0
28days mpa ≥ 7.0 ≥ 8.0 ≥ 7.0 ≥ 8.0
Compressie
3days mpa ≥ 27.0 ≥ 30.0 ≥ 23.0 ≥ 28.0
28days mpa ≥ 52.5 ≥ 58.0 ≥ 52.5 ≥ 58.0
Established in 2006, Beijing Super-Century International Trade Co., Ltd. specializes in manufacturing and exporting the production of fittings, tubing, metal stamping parts, molds, etc. All of our products comply with international quality standards and are appropriate for a variety of different markets throughout the world.
We also provide featured services: Such as customizing products, processing, etc.
If you are interested in any of our products, please feel free to contact us.
We are looking forward to entering into successful business relationships with new clients around the world in the near future.
