PVDF Backing Rings are essential components in corrosion-resistant piping systems, providing mechanical support for stub-end flanges and ensuring secure bolted flange connections. Manufactured from high-quality Polyvinylidene Fluoride (PVDF), these backing rings offer excellent chemical resistance, high mechanical strength, outstanding UV stability, and long service life in aggressive industrial environments.
PVDF backing rings are widely used in chemical processing, semiconductor manufacturing, pharmaceutical production, water treatment, electroplating, and environmental protection projects where corrosion resistance and reliable flange connections are critical.
Below are the top 10 global manufacturers of PVDF Backing Rings, with a special focus on Jiangsu Lvdao Pipe & Valve Co., Ltd.
1. Jiangsu Lvdao Pipe & Valve Co., Ltd. (China)
Jiangsu Lvdao Pipe & Valve Co., Ltd. is a professional manufacturer specializing in PVDF piping systems, industrial thermoplastic fittings, anti-corrosion equipment, and customized fluid handling solutions.
Lvdao manufactures premium PVDF Backing Rings using high-grade virgin PVDF resin and precision machining technology. Designed to work seamlessly with PVDF stub flanges and piping systems, these backing rings provide outstanding structural support, dimensional accuracy, and long-term reliability under demanding operating conditions.
Why Choose Lvdao PVDF Backing Rings?
Manufactured from premium virgin PVDF materials
Excellent resistance to acids, alkalis, solvents, and oxidizing chemicals
High mechanical strength for secure flange connections
Outstanding UV resistance and weatherability
Precision machining for accurate bolt hole alignment
Available in DIN, ANSI, JIS, ISO, and customized standards
OEM and custom manufacturing services available
Competitive pricing with reliable worldwide delivery
With advanced production facilities, strict quality management, and years of export experience, Lvdao has become a trusted supplier of corrosion-resistant piping components for customers around the globe.
2. Georg Fischer (Switzerland)
A global leader in industrial thermoplastic piping systems, offering premium PVDF flange accessories and backing rings for demanding process industries.
3. AGRU Kunststofftechnik (Austria)
Specializes in high-purity PVDF piping systems and precision-engineered flange components for semiconductor and chemical applications.
4. Asahi/America (USA)
Manufactures high-performance PVDF piping products, including backing rings, flanges, valves, and fittings for corrosive fluid handling.
5. SIMONA AG (Germany)
Produces advanced PVDF materials and industrial piping components known for excellent chemical resistance and durability.
6. Aliaxis Group (Belgium)
Offers innovative thermoplastic piping solutions for industrial processing, water treatment, and chemical engineering applications.
7. Sekisui Chemical (Japan)
A globally recognized manufacturer of polymer piping systems and engineered PVDF components.
8. Hayward Flow Control (USA)
Supplies corrosion-resistant thermoplastic piping accessories and PVDF products for industrial process control.
9. China Lesso Group (China)
One of Asia's leading manufacturers of plastic piping systems with an extensive range of industrial piping accessories.
10. Huasheng Pipeline Technology Co., Ltd. (China)
Provides high-quality PVDF piping systems and corrosion-resistant fittings for chemical and environmental engineering projects.
Advantages of PVDF Backing Rings
PVDF Backing Rings offer several important advantages over conventional metal backing rings:
Exceptional resistance to corrosive chemicals
Excellent mechanical strength and dimensional stability
Superior UV and weather resistance
Lightweight and easy to install
Long service life with minimal maintenance
Reliable support for flange connections
Compatible with a wide range of PVDF piping systems
These benefits make PVDF backing rings an ideal choice for industries that require reliable and durable flange support in corrosive environments.
Typical Applications
PVDF Backing Rings are widely used in:
Chemical processing plants
Semiconductor manufacturing
Pharmaceutical production
Ultra-pure water systems
Electroplating facilities
Environmental protection engineering
Industrial wastewater treatment
Laboratory and research facilities
