DOPAG material pressure regulators are used to reduce the feed pressure down to the required operating pressure. As well as accurately regulating material pressure, these valves will also compensate for pulsations that occur as a result of the reciprocating action of piston pumps. Pulsations cause a brief decrease in pressure that could lead to a slight reduction in the flow of material. These regulators can be used on materials with viscosities from 5,000 to 500,000 MPa s. DOPAG material pressure regulators are manufactured with two different types of construction: 1. MPR with piston -> This type of material pressure regulator is especially suitable for the processing of self-lubricating materials such as greases and oils as well as single and plural component silicones. The sealing of the spring space takes place via a slide ring seal. 2. MPR with membrane -> This type of material pressure regulator is most suitable for use with reactive, moisture sensitive and because the ball and seat are manufactured from tungsten carbide, also abrasive media, such as epoxy resins, polyurethanes, and many other materials. The sealing of the spring space takes place via the membrane.
Product Range Design Code ASME Section VIII, Div I, PD 5500, AD Merkblatter, PED 97/23/EC, IS 2825 or any other international standard. Capacity Upto 500 M3 ( 5,00,000 Liters water volume) Diameter Upto 6 meters Shell & Dished End Thickness Upto 100 mm or more Weight Upto 250 tons Length Upto 60 meters, with suitable field joints. Material of Construction Carbon Steel, LTCS, NACE & HIC resistant Material, Low Alloy Steel for high temperature service (SA 387 Gr 11 and Gr 22), Cladded Steel (CS with SS, Cupronickel, Aluminum Nickel Bronze, Aluminum brass, Titanium, Inconel and many more), SS (300 & 400 series), Duplex & Super Duplex stainless steel, Cupronickel, Monel , Inconel, Nickel & Nickel Alloys, Hastelloy, Titanium, Aluminum & Aluminum alloys.
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Exhaust pressure regulator for Volvo-Oem No.20722238
Wet PVC from petrochemical fiiltration process, moisture max 25%, origin Germany, monthly quantity 100 mt, pictures available, price USD330/mt CNF.