Plastic Formwork
Onshin’s plastic formwork is engineered for modern construction, providing a superior, high-efficiency alternative to traditional timber and steel systems. Our panels combine structural rigidity with extreme ease of use, ensuring professional results on every project.
Core Product Advantages
Heavy-Duty Performance: Specifically engineered with a robust, extra-thick structure for superior load-bearing capacity and rigidity.
Deformation Resistance: Designed for precision, these panels maintain perfect flatness and structural stability under high pressure, ensuring no warping during concrete casting.
Versatile Customization: The material is designed for effortless on-site customization, allowing for seamless and precise cutting to fit any unique architectural dimension.
Superior Surface Finish: Featuring an ultra-smooth surface, the formwork ensures a professional, flawless concrete finish, significantly reducing the need for secondary surface treatments.
Operational Efficiency: The lightweight design minimizes labor intensity and accelerates assembly and stripping times, optimizing on-site project efficiency.
Sustainability: Fully recyclable and eco-friendly, our formwork supports green building standards and high-frequency reuse, reducing overall project costs.
Onshin Plastic Formwork: Standard Sizes and Weight Profiles
2440*1220mm Standard Specification Table
| Model (mm) | Thickness (mm) | Standard Density (kg/m²) | Standard Weight/Piece (kg) |
| 2440*1220 | 12 | ≥ 6.5 | 20.0 |
| 2440*1220 | 15 | ≥ 7.5 | 23.0 |
| 2440*1220 | 18 | ≥ 8.5 | 27.0 |
| 2440*1220 | 20 | ≥ 10 | 31.0 |
1830*915mm Standard Specification Table
| Model (mm) | Thickness (mm) | Standard Density (kg/m²) | Estimated Weight/Piece (kg) |
| 1830*915 | 12 | ≥ 6.5 | 11.2 |
| 1830*915 | 15 | ≥ 7.5 | 12.9 |
| 1830*915 | 18 | ≥ 8.5 | 15.2 |
| 1830*915 | 20 | ≥ 10 | 17.4 |
Palletized Loading Guide
| Dimension (mm) | Weight/Piece (±0.5kg) | 20GP Load | Pallet Details (20GP) | 40HQ Load | Pallet Details (40HQ) |
| 1220244012 | 20kg | 600 pcs | 75 sheets / 8 pallets | 1400 pcs | Flat: 75 sheets/16 pallets; Vertical: 125/75 sheets/pallet |
| 1220244015 | 23kg | 480 pcs | 60 sheets / 8 pallets | 1130 pcs | Flat: 60 sheets/16 pallets; Vertical: 100/70 sheets/pallet |
| 1220244018 | 27kg | 400 pcs | 50 sheets / 8 pallets | 950 pcs | Flat: 50 sheets/16 pallets; Vertical: 90/60 sheets/pallet |
| 1220244020 | 31kg | 356 pcs | 44/45 sheets / 4 pallets | 852 pcs | Flat: 44/45 sheets/8 pallets; Vertical: 55/85 sheets/pallet |
Advantages Comparison: Plastic vs. Traditional Formwork
| Feature | Onshin Plastic Formwork | Traditional Timber/Steel |
| Reusability | High-frequency reuse | Low (Timber) / Moderate (Steel) |
| Durability | Moisture, corrosion, and warp-resistant | Prone to warping, swelling, and corrosion |
| Handling | Lightweight; rapid assembly | Heavy; labor-intensive |
| Finish Quality | Ultra-smooth surface | Often requires secondary treatment |
| Sustainability | 100% Recyclable | Significant waste generation |
| Customization | Easy on-site cutting | Difficult and time-consuming |
Why Modern Projects Choose Onshin Plastic Formwork
As the construction industry shifts toward higher efficiency and sustainability, our Plastic Formwork has become the preferred choice for forward-thinking contractors. Unlike traditional timber, which suffers from moisture absorption and rapid degradation, our high-density panels provide consistent performance across hundreds of cycles. By choosing our Plastic Formwork, you not only reduce material waste but also significantly lower the total cost of ownership per project.
Committed to Global Quality Standards
Quality and reliability are at the core of our manufacturing process. We understand that your reputation depends on the materials you use. Therefore, our Plastic Formwork undergoes rigorous quality control to ensure it meets international standards. For professionals interested in understanding the global benchmarks for construction safety and material quality, we recommend reviewing the resources provided by ISO.org. By adhering to these global standards, we ensure that our products deliver the durability and safety required for large-scale infrastructure and residential developments.
For more information on how our materials can be integrated into your next project, explore our full range of plastic packaging and construction solutions.
Our Services
Factory-Direct Custom Manufacturing
Leveraging 20 years of manufacturing expertise, we provide high-performance corrugated plastic solutions directly from our 15,000-square-meter facility, ensuring premium quality and competitive pricing for global partners.
Precision Engineering
We turn your concepts into reality. Whether you provide technical CAD drawings or physical samples, our engineering team precisely replicates your specifications to create the perfect packaging solution.
End-to-End Problem Solving
We go beyond supply; we are your technical partner. From optimizing packaging structures to solving logistics challenges, our team identifies and implements effective solutions to improve your supply chain efficiency.
Frequently Asked Questions
Leveraging two decades of production expertise, Onshin offers proven solutions to the challenges that matter most to our clients. Below are the key factors our partners consider to ensure successful cooperation.
Onshin operates a 15,000-square-meter workshop with an annual production capacity of 10,000 tons, ensuring we can handle large-scale bulk orders with consistent quality.
Yes, as a factory-direct manufacturer, we specialize in transforming raw materials into custom-fabricated packaging solutions, including die-cut boxes and specialized inserts.
We offer a wide range of thicknesses, typically ranging from 2mm to 12mm, to suit different requirements—from lightweight advertising signs to heavy-duty industrial layer pads and structural liners.
Yes, ONSHIN PP corrugated sheets are 100% recyclable. We are committed to circular economy standards and can provide documentation to support your business’s sustainability goals.
Yes, we maintain international quality standards. We can provide SGS, REACH, and RoHS compliance certificates upon request to ensure our products meet your local market’s regulatory requirements.
Absolutely; our end-to-end service includes everything from initial CAD design and rapid prototyping to full-scale production to meet your specific technical requirements.
Absolutely. Our PP sheets are widely used as internal skeletons for travel kits, tool bags, and industrial totes. They provide structural rigidity, prevent sagging, and protect the bag from punctures.
We can produce sheets that meet specific food-safety requirements. Please contact our sales team to discuss your specific application, such as food-contact packaging or bakery layer pads.
Yes, we provide full customization. We can precision-cut sheets to your exact dimensions, add rounded corners, seal the edges, or die-cut specific shapes for your packaging needs.
Unlike cardboard, our PP Layer Pads are reusable, washable, and moisture-proof. They last for hundreds of cycles, significantly lowering your long-term packaging costs and improving hygiene standards.
Our MOQ depends on the thickness and level of customization required. Please contact our team via the “Request a Quote” form, and we will provide a solution tailored to your production volume.
Yes, we provide advanced, anti-static corrugated plastic solutions designed specifically to protect sensitive electronic devices during storage and transportation.
Achieve Packaging Excellence Tailored to You
Leveraging 20 years of precision manufacturing, we transform your unique requirements into durable, high-performance packaging solutions. From initial CAD design and rapid prototyping to full-scale production, our 15,000-square-meter facility ensures consistent quality, international certification compliance, and supply chain reliability—delivered directly from the source.