Culvert Moulds
Your Professional Culvert Moulds Supplier!
Baoding Jianxin Mold Manufacturing Co., Ltd. is located in Baoding, an ancient city in Hebei Province. Our products meet standard quality requirements. Our main products include: slope protection brick molds, curbstone molds, drainage channel molds, cover plate molds, isolation pier molds, rainwater and sewage manhole molds, manhole cover molds, septic tank molds, cement sound barrier molds, cement baffle molds, guardrail molds, warning post molds, cement wall molds, stepped retaining wall molds etc.
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Box Culvert MoldOur high-quality Box Culvert Mold offers exceptional durability and precision for infrastructure projects. With modular design and advanced locking systems, it ensures efficient assembly and...read more
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Steel Box Culvert MoldEngineered for heavy-duty applications, our Steel Box Culvert Mold delivers unmatched strength and precision for large-scale infrastructure projects. Crafted from premium steel components with...read more
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Cement Box Culvert MoldOur Cement Box Culvert Mold features modular design for flexible size adjustment, with eccentric locking and self-sliding rail systems boosting assembly efficiency. It ensures high-precision,...read more
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Square Culvert MoldEngineered for precision, our Square Culvert Mold delivers consistent, high-quality square culverts for infrastructure projects. Its innovative locking system simplifies assembly while ensuring...read more
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Steel Square Culvert MoldOur heavy-duty Steel Square Culvert Mold is built for demanding construction environments, featuring reinforced steel construction and precision engineering. This Steel Square Culvert Mold...read more
Why Choose Us
Our Factory
The facility covers an area of 5000 square meters and has a daily production capacity of 300 tons. Our company has been dedicated to the development and production of steel molds since its establishment, accumulating rich experience in mold manufacturing.
Advanced Equipment
Equipped with 7 modern production lines and advanced CNC machinery for precision welding, cutting, and fabrication, the company ensures efficient and stable manufacturing performance.
Our Service
We provide professional one-stop service from pre-sales consultation to after-sales support. With sufficient inventory and direct factory supply, we ensure fast delivery and stable production capacity for global customers.
Overview: Culvert Moulds
Culvert moulds are heavy-duty, reusable steel or fiberglass formworks used in construction to manufacture precast concrete culverts. These channels allow water, roads, or utility tunnels to pass beneath roadways and railways.
Product features
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Material |
High-grade mild steel |
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Surface Finish |
Coated with anti-rust primer or epoxy paint for corrosion protection |
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Type |
Available in single-cell or multi-cell box culvert designs |
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Inner Core |
Forms the internal cavity of the box culvert |
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Outer Walls |
Define the external dimensions and structural shape |
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Top & Bottom Slabs |
Supports monolithic pouring or separate pouring processes depending on project requirements |
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Assembly Method |
Bolted or hinged panel structure for easy assembly and demoulding |
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Customization |
Manufactured according to customer specifications and various dimensions, such as 1m × 1m, 2m × 2m, etc. |
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Vibration System (Optional) |
Enhances concrete compaction and improves surface finish quality |
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Hydraulic System (Optional) |
Enables faster mould opening and closing during demoulding operations |
Application

Transportation Infrastructure
Used in highways and railways to provide drainage solutions that prevent water accumulation, enhancing road safety and longevity.

Stormwater Management
Integral to constructing retention and detention basins that help control and redirect stormwater runoff.

Agricultural Applications
Essential for creating drainage systems in agricultural fields, improving soil health, and enhancing crop yield.

Urban Development
In urban settings, culvert moulds facilitate the development of pedestrian walkways and green spaces, integrating sustainable drainage solutions into city planning.
Product Structure
The mould understood as an adjustable assembly. The key is not only to close a mould: height, internal void, stability, compaction and extraction must be controlled so each part comes out with industrial continuity.
Outer mould
Steel frame that defines the shape of the frame or pipe and provides dimensional stability in each cycle.
01
Core / inner core
Internal element that determines the hollow volume of the part and facilitates clean extraction.
02
Delimiting jacket
Adjustable system to define the exact height of the part and adapt the mould to the project.
03
Support rings
They distribute the load, stabilise the process and participate in the tongue-and-groove of the part.
04
Cores for vibrators
Integrated in the centre of the mould to improve compaction and reduce defects in the concrete.
05
Our Service
Guarantees Perfect On-Site Fit
Laser cutting and CNC bending achieve a assembly tolerance within 0.2mm, ensuring swift, seamless installation of all precast components.
Maximizes Daily Production Output
An optimized internal design with a 2° draft angle cuts demolding time to approximately 3 hours, enabling a steady output of 20-25 high-quality units per day.
Protects Your Long-Term Investment
Constructed from 14-20mm thick Q355 steel with triple-layer corrosion protection, it withstands over 500 casting cycles without compromising accuracy.
Package & Delivery
Package
Standard export package or Custom.
Delivery
By air express, by sea.

FAQ
As one of the leading culvert moulds manufacturers and suppliers in China, we also support customized service. Please feel free to buy high quality culvert moulds for sale here and get quotation from our factory. For price consultation, contact us.
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