Durable Pre-retention Tank Mould - High-Strength P20 Steel | China Suppliers & Factory
The mould for pre-retention tank is a mold product specifically designed for rapid and efficient construction. It uses P20 steel (cavity and core material) and 45# steel (mold base) as its core materials. Through a modular design of inner and outer mold sections, screw assembly, and a water-cooling system, it ensures the mold remains deformation-free during long-term use. Equipped with a pin-type ejector, two threaded slots (right thread + left thread), and a standard side door, it supports rapid demolding and efficient production, significantly shortening the construction period. It is particularly suitable for projects with high requirements for construction speed and terrain adaptability.
1 High-strength materials
◎ The cavity and core material are made of P20 steel, and the mold base is made of 45# steel, which is pressure-resistant, wear-resistant, and has high stability in long-term use.
2 Modular structure
◎ The inner and outer molds are designed in sections and assembled with screws, which facilitates demolding and transportation and improves construction efficiency.
3 High-efficiency cooling system
◎ Integrated water cooling device to accelerate concrete solidification and shorten production cycle.
4 Quick demolding design
◎ Equipped with a pin ejector and ejector plate, combined with two toothed grooves (right tooth + left tooth) to achieve quick demolding.
5 Terrain adaptability
◎ The modular design supports deployment in complex environments such as slopes and sandy areas without the need for large-scale earthwork.
Agricultural irrigation
Drip irrigation for orchards in hilly and mountainous areas, and water-saving systems for high-standard farmland to achieve gravity irrigation.
Rural drinking water projects
Centralized water supply, water purification and storage in remote areas to ensure safe drinking water for people.
Emergency relief
Temporary water storage and fire-fighting backup pools for floods and droughts, equipped with quick-connect interfaces to support emergency water supply.
Municipal and ecological projects
Rainwater management in sponge cities, water features in parks and landscapes, and water use for construction sites. The modular design facilitates relocation and reuse.
Complex terrain
Adaptable to environments such as slopes and sandy areas, allowing for rapid deployment without the need for complex foundation treatment.
| Cavity material | P20 steel |
| Core material | P20 steel |
| Mould base material | 45# |
| Ejection system | Pin ejector and ejection plate |
| Number of cavity | 2 cavities (right + left) |
| Gate | Hot runner system + Normal side gate |
| Cooling system | By water |
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Q What materials are used for the cavity and core of the pre-retention tank mould?
Both the cavity and core are made of P20 steel, which provides excellent pressure resistance, wear resistance, and long-term dimensional stability, making it suitable for high-volume production cycles.
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Q How does the modular design benefit construction efficiency?
The inner and outer molds are divided into separate sections and assembled using screws, which allows for easy transportation to remote sites, faster setup and dismantling, and significantly reduces overall construction time.
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Q What ejection system does this mould use, and how does it speed up demolding?
The mould is equipped with a pin-type ejector and an ejector plate. Combined with two toothed grooves (right thread + left thread), the system enables quick and smooth demolding, reducing downtime between production cycles.
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Q Is this mould suitable for use in complex or uneven terrain environments?
Yes. The modular structure is specifically designed to be deployed in challenging environments such as slopes and sandy areas. It does not require large-scale foundation treatment or earthwork, making it highly adaptable to diverse field conditions.
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Q What cooling system is integrated into this mould, and what are its benefits?
The mould features a built-in water-cooling system that accelerates concrete solidification after pouring. This shortens the overall production cycle, improves output efficiency, and ensures consistent product quality across batches.
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Q What are the main application scenarios for the pre-retention tank mould?
This mould is widely used in agricultural irrigation (drip systems for orchards and farmland), rural drinking water projects, emergency relief water storage, municipal and ecological projects such as sponge city rainwater management, and any construction site requiring rapid and reliable water retention tank production.










