Ordinary Portland Cement (Type I)
Main Information
Description
This type of cement, known as Ordinary Portland, is a suitable option for general construction where no specific concrete properties are required. It is commonly used in projects such as sidewalks, road pavements, concrete bridges, railway tracks, water reservoirs and transmission pipes. In masonry mortar production, after blended cements (for economic savings), it holds the second place in usage.
For projects that require high early strength or quick formwork removal—such as columns, ceilings, bridge decks, or precast concrete production facilities like blocks—Type I cement is commonly used. This cement also performs well in cold weather conditions.
Product Technical Description
Limitations and Usage Warnings:
The use of this cement is not recommended in areas exposed to ions such as sulfates, chlorides, or marine salts. For instance, structures near the sea or in proximity to pipelines and transmission networks should not be built with this cement type.
In extremely hot areas, this cement should be used with greater care.
Key Features of Type I Cement:
This cement has high purity, and the desired concrete strength can be achieved with a smaller amount.
- Relatively low initial setting, allowing more time for concrete placement.
- Performs well in cold climate conditions.
- Very high compressive strength both at early and later ages.
- Low autoclave expansion, which reduces surface cracks in concrete.
- The resulting concrete has higher durability and endurance compared to other types.
- Suitable for manufacturing precast and prestressed components, especially those with heavy or delicate geometries.
- Due to its high strength, cement consumption can be reduced to achieve the required strength level.
- Earlier formwork removal, faster execution, and higher mechanical strength compared to other cement types are among its key advantages.
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Kurdistan Cement Factory
- Factory: Iran, Kurdistan Province, Bijar County, 5th kilometer Takab Road, Kurdistan Cement Factory
- Head Office: Iran, Tehran, Argentina Square, Alvand Street, No. 11
From Yesterday to Today: History and Developments of Kurdistan Cement Company
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1973 - Initiation of Kurdistan Cement Project Studies
In 1973, studies to establish a cement factory in Kurdistan Province began. These studies were conducted to meet the industrial demands and economic development of the region. -
1977 to 1978 – Factory Site Selection and Completion of Company Studies on Cement
In these years, the Industrial and Mineral Development Bank, in cooperation with a British company, selected the Divandarreh region to build the cement factory and conducted complementary studies. Eventually, in 1981, the Industry and Mine Bank transitioned the project to Kurdistan Cement Company. -
1986 – Official Registration of Kurdistan Cement Company
In 1986, to advance this project, the Ministry of Industries founded Divandarreh Kurdistan Cement Company in partnership with Sepahan, Sofian, and Shomal Cement companies. This company was officially registered under No. 614140 on 17 September 1986.
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1987 – Share Transfer and Structural Changes
In 1987, 70% of the company's shares were transferred to Ehdas Sanaat Company. Following these changes, in 1989, the company’s name was changed to “Kurdistan Cement Company (Private Joint Stock).” Also, the project site was relocated from Divandarreh to Kilometer 5 of Takab Road in Bijar (the current factory location) and construction of the factory commenced. -
1992 to 1993 – Construction of Production Line with Foreign Technology
In early 1992, construction of the production line began, and with the import of foreign machinery worth about $42 million, this operation continued until 1993.
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1996 – Official Launch of Factory at a Capacity of 2,300
On 10 July 1996, Kurdistan Cement Factory officially started operations with a daily production of 2,300 tons of clinker.
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1999 – Converted to Public Joint Stock
In 1999, the Kurdistan Cement Company changed its type from a private joint stock company to a public joint stock company. Moreover, in 2003, the shares of Ehdas Sanaat Company were transferred to Ghadir Investment Company.
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2006 – Increase in Production Capacity
In 2006, with the launch of the capacity expansion project, Kurdistan Cement Factory was able to increase its production to 3,200 tons per day.
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2015 – Improvement of Cement Production
In 2015, with the operation of the multi-chamber silo and roller mill, the cement production capacity of this factory reached 6,000 tons per day.
Introducing Kurdistan Cement Company
Kurdistan Cement Company, the largest industrial unit in Kurdistan Province and a leading manager in western Iran, was established in 1996 for sustainable and economic development in the region. By using the latest technologies, the company has increased its nominal capacity to 6,000 tons of cement per day. Additionally, the production of custom-made cement using multi-chamber silo technology has distinguished this factory as a unique entity in the region.
Kurdistan Cement Company’s Vision and Mission
In 2023, Kurdistan Cement Company, aligning with the vision of Ghadir Investment and Industry, is on the path of innovation and sustainable development. The company, through strategies to identify and address key needs, strives to be recognized as a trustworthy and profitable partner in the cement industry and regards all its stakeholders as valuable partners.
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