What do you know about concrete sleeper manufacturing process
What Is A Concrete Sleeper
A concrete sleeper or concrete tie is a type of railway sleeper or railroad tie made out of steel reinforced concrete. It is the important track component which can fix and support steel rail, and withstand the pressure transmitted by the rail. Concrete sleeper is increasingly used in the railway due to wood shortage after World War II. It has been a common component in contemporary railway system because of their low cost, excellent durability, simplicity of construction, and ease of maintenance.
AGICO is one of Chinese leading railway fastener manufacturers, producing a large number of concrete sleepers every year. AGICO supplies high-quality concrete sleepers for some of the most demanding applications around the world. Our products have been exported to many countries such as America, Canada, Britain and some other countries and regions.
Concrete Sleeper Manufacturing Process
Concrete sleeper is playing an increasingly important role in the railway system.
So it is very necessary for us to know the concrete sleeper manufacturing process. Our AGICO concrete sleeper manufacturing process include following important steps. Now, let us discuss it in detail together.
We should prepare the molds.
The strands are tightened by a hydraulic jack.
Concrete is poured into the molds.
The molds with concrete are cured in steam.
|Rising period||70°C||2 hours ( 20°C rise per hr)|
|Constant period||70°C||4 1⁄2 hours|
30°C ( slowly decrease
temperature from 70°C )
|2 1⁄2 hours|
These molds with concrete are removed.
Wet curing to increase the strength of concrete.
As shown in the above figure, these concrete sleepers are kept for at least 14 days to get strength and durability.
They are tested and transported to the site.
Concrete Sleeper Stock For Sale
AGICO is the approved railway fasteners manufacturer by China's Railway Ministry and has been ISO9001-2008 certified, producing a large number of railway fasteners like concrete sleeper, steel sleeper, rail joint, steel rail, rail clip and other related fasteners for railway construction.
Guided by the principle of "quality first", we have established a dedicated testing center to conduct strict quality control at every stage of the production process, from raw material procurement, production, transportation, to after-sales service. Quality inspectors strictly monitor the production of each product
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