Products Description

Lightweight and easy-to-operate bridge preloading
The lightweight and easy-to-operate bridge preloading bags mainly include water bags and ton bags. They have the features of being foldable and portable, reusable, and low in cost, and are suitable for weight distribution tests in bridge construction.
The bridge preloading ton bags produced by our company have gained wide trust from customers.
Material and Load-bearing Capacity
New PP polypropylene woven material, with a load-bearing capacity of 1-1.5 tons. Some enhanced versions can reach 2 tons.
The design includes two straps, four straps and a bottom pocket, suitable for different loading and unloading scenarios.

Applicable scenarios
Used for solid weights such as sand and sludge, suitable for short-term or temporary preloading tests.
Some products support cross-border transportation and are wear-resistant and leak-proof.

Economy: The single-use cost is only 1/8 of that of concrete blocks. The leasing model can further reduce the initial investment for customers.
Environmental friendliness: Certified by SGS, the material is 100% recyclable. The construction process has zero dust emission.
Safety: The blasting pressure is 5 times the working pressure. It is equipped with a puncture-resistant reinforced layer design.

Product production

why choose us

Why Choose Us as Your Partner for Square Jumbo Bags?

Vertical Integration: Full Control from Raw Materials to Finished Products

We operate a fully integrated industrial chain, covering polypropylene yarn extrusion, weaving, and finished-bag sewing.
This ensures consistent quality, as we control every yarn from the source, eliminating risks associated with purchased fabrics.

Data-Driven Quality Assurance: No Empty Promises

We prioritize authoritative data over verbal guarantees.
Every batch of woven fabric undergoes strict pre-production inspection, including weight and tensile strength testing, to ensure compliance with standards.

Scalable Supply with Flexible Customization

Our multiple automated production lines enable a monthly capacity of up to 1 million bags, meeting your long-term, large-scale demands without stockouts.

A cooperative model focused on empowering wholesalers

It provides you and your team with product knowledge, application selection training, and professional technical support. It also responds promptly to any problems you encounter at the front end.