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China made portland cement 42.5

Features of portland cement 42.5

Our company supplies high quality cement, compared with the traditional way of production of cement, it has high strength, rapid hardening, stable quality, the characteristics of every parameter in accordance with national standards.

All the indicators is far superior to the standards prescribed by the state. All cement jumbo bag for export use waterproof packaging. Cement and packing quality by China's entry and exit inspection and quarantine responsible for inspection and provide inspection certificate. The company is willing to bear the inspection fee (usd 0.5 / ton), under the premise of add do SGS inspection.

Parameters of portland cement 32.5 and 32.5R

Variety Rank					P.C 32.5	P.C 32.5R
Standard Clause	Project			Unit	National Standards	National Standards
6.2	LOSS			%	≤5.0	≤5.0
6.3	MgO			%	≤5.0	≤5.0
6.4	SO3			%	≤3.5	≤3.5
6.5	Fineness			%	≤10.0	≤10.0
6.6	Setting Time		IS9000	h:min	≥0:45	≥0:45
6.6	Setting Time		Final	h:min	≤10:00	≤10:00
6.7	Soundness		Pat Test		Passed	Passed
6.8	Intensity	BSetting Strength (MPa)	3days	Mpa	≥2.5	≥3.5
		BSetting Strength (MPa)	28days	Mpa	≥5.5	≥5.5
		Compression Strength (MPa)	3days	Mpa	≥11.0	≥16.0
		Compression Strength (MPa)	28days	Mpa	≥32.5	≥32.5

Parameters of portland cement 42.5 and 42.5R

Variety Rank					P.C 42.5	P.C 42.5R
Standard Clause	Project			Unit	National Standards	National Standards
6.2	LOSS			%	≤5.0	≤5.0
6.3	MgO			%	≤5.0	≤5.0
6.4	SO3			%	≤3.5	≤3.5
6.5	Fineness			%	≤10.0	≤10.0
6.6	Setting Time		IS9000	h:min	≥0:45	≥0:45
6.6	Setting Time		Final	h:min	≤10:00	≤10:00
6.7	Soundness		Pat Test		Passed	Passed
6.8	Intensity	BSetting Strength (MPa)	3days	Mpa	≥3.5	≥4.0
		BSetting Strength (MPa)	28days	Mpa	≥6.5	≥6.5
		Compression Strength (MPa)	3days	Mpa	≥17.0	≥22.0
		Compression Strength (MPa)	28days	Mpa	≥42.5	≥42.5

Parameters of portland cement 52.5 and 52.5R

Variety Rank					P.C 52.5	P.C 52.5R
Standard Clause	Project			Unit	National Standards	National Standards
6.1	IR			%	≤0.75	≤0.75
6.2	LOSS			%	≤3.0	≤3.0
6.3	MgO			%	≤5.0	≤5.0
6.4	SO3			%	≤3.5	≤3.5
6.5	Compared to Surface Area			m³/kg	≤300	≤300
6.6	Setting Time		IS9000	h:min	≥0:45	≥0:45
6.6	Setting Time		Final	h:min	≤6:30	≤6:30
6.7	Soundness		Pat Test		Passed	Passed
6.7	Soundness		Le chatelier needles	mm	≤5.0	≤5.0
6.8	Intensity	BSetting Strength (MPa)	3days	Mpa	≥4.0	≥5.0
		BSetting Strength (MPa)	28days	Mpa	≥7.0	≥7.0
		Compression Strength (MPa)	3days	Mpa	≥23.0	≥27.0
		Compression Strength (MPa)	28days	Mpa	≥52.5	≥52.5

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