Ordinary Portland Cement

High-performance general purpose cement with excellent strength, durability and workability for construction and infrastructure projects.

PΒ·O 42.5
Strength Grade
49.3 MPa
Compressive Strength (28d)
195 min
Initial Setting Time

Packaging & Delivery

Packaging3-ply paper-plastic composite bagSpec.25KG/bagVolume60*40*15cm
MOQ1000KGLead Time1-7 working daysShelf Life6 months (unopened, in dry conditions)
Trade TermsFOB/EXWPaymentT/T / L/CPortShanghai / Ningbo
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Ordinary Portland Cement

Product Overview

Ordinary Portland Cement is a general-purpose cement widely used in residential buildings, infrastructure projects and industrial construction. With stable quality, high strength development and excellent durability, it provides reliable performance for concrete structures and engineering projects.

Product Features

High Strength Grade
28d compressive strength β‰₯42.5MPa, actual test 49.3MPa, meets structural requirements for high-rise buildings and bridges.
Stable Setting Time
Initial setting β‰₯45min, final setting ≀600min, provides adequate working window and strong adaptability.
Excellent Durability
Dense hydration structure provides good resistance to weathering, corrosion and freeze-thaw cycles, extending service life.
Good Workability
Easy mixing, pumping and finishing, improves construction efficiency.
Stable Quality
Strictly complies with GB 175-2023 standards, all indicators stable and reliable.
Wide Applicability
Suitable for residential buildings, infrastructure projects, high-strength structures and various construction scenarios.

Technical Specifications

ParameterValueTest StandardTest ResultStatus
Residue on 80ΞΌm Sieve≀10.0%GB 175‑20231.2% Pass
Standard Consistency Water Requirement28.6%GB 175‑202328.6% Pass
Initial Setting Timeβ‰₯45 minGB 175‑2023195 min Pass
Final Setting Time≀600 minGB 175‑2023255 min Pass
StabilityQualifiedGB 175‑2023Qualified Pass
Sulfur Trioxide (SO₃)≀3.5%GB 175‑20232.3% Pass
Magnesium Oxide (MgO)≀5.0%GB 175‑20232.79% Pass
Chloride Ion Content≀0.10%GB 175‑20230.03% Pass
Flexural Strength (3d)β‰₯3.0 MPaGB 175‑20234.9 MPa Pass
Flexural Strength (28d)β‰₯6.5 MPaGB 175‑20238.2 MPa Pass
Compressive Strength (3d)β‰₯17.0 MPaGB 175‑202325.4 MPa Pass
Compressive Strength (28d)β‰₯42.5 MPaGB 175‑202349.3 MPa Pass

Advantages

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High Strength & Durability

Dense hydration structure provides excellent resistance to weathering, corrosion and freeze-thaw cycles, ensuring long service life.

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Excellent Workability

Easy mixing, pumping and finishing performance improves construction efficiency and application flexibility.

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Stable Setting Performance

Reliable setting characteristics support smooth construction under different environmental conditions.

Applications & Operation Video

Trusted across diverse construction scenarios

1

Residential Construction

Suitable for residential buildings, masonry mortar and general concrete components.

2

Infrastructure Projects

Widely used in bridges, roads, hydraulic engineering and industrial facilities.

3

High Strength Structures

Suitable for high-rise buildings, tunnels, long-span bridges and precast concrete components.

Click the play button to start the video

Usage Guidelines

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Mixing ratio: Follow the manufacturer's specified water-to-cement ratio

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Working time: Use within 30 minutes after mixing

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Curing: Maintain moisture after final set for optimal strength development

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Construction temperature: 5℃–35℃

Storage & Shelf Life

Storage Condition

Store in a dry, ventilated place, protected from moisture.

Shelf Life

6 months (unopened, in dry conditions)

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