Rubber sewage check valve technical performance

Rubber drain check valve technical performance Rubber drain check valve has set, flange, double flange and other models for the user to choose, and according to the needs of users made specially designed. Rubber sewage check valve due to different working conditions, such as sea water, river water, rainwater, chemical waste water and other water media different, anti-corrosion, anti-aging different, with the material formula is different. Elastic rubber and fiber reinforced materials imported raw materials, from the source to ensure the quality of products to meet the various needs of customers. Different parts of the Shore hardness, the use of conditions and installation requirements are different, the hardness of the rubber itself is not the same, available Shore hardness, which installs the largest part of the pressure part of the ducklings are the softest. The overall rigidity of the different, according to the forward drain of the minimum open resistance and reverse the maximum back pressure to withstand back pressure different design of steel. Different internal structure, the use of conditions on the jet flow diffusion, the valve opening with pressure different cross-section, the internal structure design, the angle between the two backs, the various combinations of different sizes. Rubber drain check valve using high-quality flexible rubber material, built-in fiber reinforced all-rubber structure of the valve products, it is based on the force analysis and stress calculation, for different conditions, using different design mechanisms, the choice of different rubber formulations and Made by a special process, the valve itself is particularly flexible, to ensure the maximum degree of compression at the same time, to ensure that the minimum loss of water to achieve the perfect discharge and compressive unity. Rubber drain check valves perform in-water testing in pump tests and provide users with accurate test reports and performance graphs. There are a variety of flexible rubber materials to apply different conditions, pure natural rubber has good elasticity, tightness, elongation, with great tensile strength, good processing performance. Suitable for abrasive particles, weak chemical liquids, chloroprene rubber has excellent anti-aging properties, excellent corrosion resistance and excellent oil and solvent resistance, suitable for grease, medium-strength chemicals, ozone, fats and fluorocarbon Compound, temperature up to 250 degrees. NBR rubber for a variety of fluorocarbons and other chemical intensity, temperature below 200 degrees, fluorine rubber for ozone, grease, chemical solvents, halogenated carbon oxides and oxygen fluoride. Temperature up to 400 degrees.

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