Portland Cement - P.C. 52.5

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Place of Origin: Anhui China (Mainland)	Brand Name: AHA	Model Number: P.C. 52.5	Type: Composite Portland Cement
Strength Grade(Mpa): 32.5R	Bending Strength: 5.5	Compressive Strength: 52.5	Cement Fineness: 0.045MM
Content of Sulfur Trioxide: 3.5%	Magnesia Content: 6%

Composite Portland Cement (for short:P.C.)
Chinese Cement Grade				52.5R	52.5	42.5R	42.5	32.5R	32.5
Content	SO₃(%)		≤	3.5	3.5	3.5	3.5	3.5	3.5
	MgO(%)		≤	6.0	6.0	6.0	6.0	6.0	6
	Cl(%)		≤	0.06	0.06	0.06	0.06	0.06	0.06
	Fineness(%) (0.08mm)		≤	10	10	10	10	10	10
	Or Fineness(0.045mm)		≤	30	30	30	30	30	30
Soundness	Setting timemin	Jelling Time	≥	45	45	45	45	45	45
	Setting timemin	Final Setting Time	≤	600	600	600	600	600	600
	Folding StrengthMPa	3days	≥	4.5	4	4	3.5	3.5	2.5
	Folding StrengthMPa	28days	≥	7	7	6.5	6.5	5.5	5.5
	Compressive Strength MPa	3days	≥	23	21	19	15	15	10
	Compressive Strength MPa	28days	≥	52.5	52.5	42.5	42.5	32.5	32.5