Square column formwork and rectangular column formwork systems provide unmatched versatility for constructing precision concrete columns. Available in heavy-duty steel or lightweight plastic, these forms are engineered for durability, reusability, and adaptability. Ideal for contractors and DIYers tackling commercial buildings, residential pillars, or infrastructure projects.
As a well-known square formwork manufacturer in China, AJ Building provides you with products of different materials, and can customize the size, surface treatment, etc. If you are looking for a mold to make a column, please contact us.
Key Features
Steel Square Column Formwork
Heavy-Duty Performance
- Made from galvanized steel or aluminum alloy for industrial-grade strength.
- Supports pours up to 2,500 PSI—perfect for high-rises and bridges.
Modular Flexibility
- Adjust panels to create square columns (8”x8”–24”x24”) or rectangular columns (e.g., 12”x18”).
- Interlocking design ensures leak-proof seams and rapid assembly.
Smooth Finish & Reusability
- High-gloss interior with anti-adhesive coating for flawless concrete surfaces.
- Reuse 100+ times with minimal maintenance.
Plastic Square Column Formwork
Lightweight & Affordable
- Constructed from UV-resistant polypropylene for easy handling and transport.
- Ideal for rectangular column formwork in gardens, porches, or DIY projects.
Weatherproof & Durable
- Withstands temperatures from -20°F to 150°F without cracking.
- Reusable 50+ times for budget-friendly efficiency.
Easy Demolding
- Non-stick surface ensures quick cleanup and minimal concrete residue.
Applications

Square Column Formwork: Structural pillars, decorative columns, load-bearing supports.
Rectangular Column Formwork: Retaining walls, bridge piers, custom architectural designs.
Material-Specific Use Cases:
Steel: Skyscrapers, industrial facilities, heavy infrastructure.
Plastic: Residential projects, landscaping, temporary installations.
Why Choose AJ Building?
✅ Dual Shape Compatibility: Build square or rectangular columns with the same system.
✅ Material Choice: Opt for steel’s ruggedness or plastic’s portability.
✅ Eco-Conscious: Reduce waste with reusable, long-lasting forms.
✅ Time-Saving Design: Assemble in minutes—no specialized tools needed.