Fiberglass composite material flap door DN500 automatic flow anti backflow one-way check valve DN500 is a flap door valve made of fiberglass composite material, which has excellent corrosion resistance and good sealing performance. Widely used in water treatment, environmental protection, chemical and other industries for water supply and drainage systems, as a regulating and controlling device to prevent backflow and one-way flow.
Specification and model: DN500
Nominal pressure: 1.0MPa
Applicable temperature: -30 ℃~+120 ℃
Drive mode: automatic
Connection method: flange
Material: Fiberglass composite material
Product features:
1. Made of fiberglass composite material, it has good corrosion resistance and oxidation resistance, and a long service life.
2. Precision machining, excellent sealing performance, easy operation, and flexible switching.
3. The internal structure is simple, with low flow resistance and high water flow efficiency.
4. The flange connection method is easy to install, firm and reliable.
5. Automatic water flow anti backflow design, effectively preventing backflow and backflow of water.
The DN500 automatic flow anti backflow one-way check valve made of fiberglass composite material has won unanimous praise from users for its high quality, performance, stability and reliability. We are committed to providing you with high-quality products and professional technical support. Welcome to purchase!