
Product Introduction
Bituminous plywood, also known as bitumen wood wool board, bitumen cedar plywood, bitumen wood chip board, bitumen fiber board, and oil-soaked sugarcane, offers a complete range of specifications and can be customized to meet your needs.
Bitumen plywood manufacturing process
1. Process cedar wood into boards of the required specifications as per design requirements.
2. Allow the molded product to air dry, controlling moisture to meet specifications, usually less than 3%-5%.
3. In the asphalt steam boiler pond, the boards are soaked in asphalt.
This asphalt wood expansion joint filler is acid-resistant, alkali-resistant, water-resistant, oil-resistant, mildew-resistant, fatigue-resistant, and boasts excellent anti-aging properties. It can withstand temperatures ranging from -200 to 150 degrees Celsius and is widely used in various fields with moisture-proof requirements.
Our company produces asphalt board expansion joint fillers for roads, bridges, buildings, and other expansion joints, as well as settlement joint filling materials. Our asphalt board expansion joint fillers meet national standards in terms of water resistance and resistance to hydrochloric acid. These fillers have a lifespan of over 50 years, are non-aging, non-rotten, non-moldy, and non-pest-infested. The specifications of our asphalt cedar board expansion joint fillers are produced according to design requirements. The company continuously improves product quality and technology, and the products manufactured on our excellent production line offer anti-corrosion and thermal insulation, with a long service life, providing peace of mind and satisfaction for both new and old customers. Our company can deliver goods nationwide to the cities where customers are located.
Application Range
Expansion joints for concrete highways.
2. Road and bridge joint waterstop boards.
3. Expansion joint panels for dam, weir, energy dissipating sill, slope protection, and retaining wall construction in hydraulic engineering.
4. Settlement joints and filling boards for frame structures in construction.
5. Water supply and wastewater treatment plant reservoir waterstop panels
6. Airport runways, ports, docks, concrete expansion joints.
7. Waterproof joint boards used for concrete in water tunnels and shafts.
8. Concrete Waterstop Plates for Subway and Underground Tunneling









































