If the process is abrasive, there are considerations for wear resistant materials. ... Bob Matthews has 35+ years of pump industry experience – from hands-on to supervision, in-plant maintenance …
WhatsApp: +86 18221755073Carbides and ceramics, such as tungsten carbide and oxide ceramics, can provide excellent wear and corrosion resistance, but typically have lower thermal expansion …
WhatsApp: +86 18221755073In the above three factors, only the structural material characteristics of the pump can be controlled, so the reasonable choice of pump materials has become the primary task of today's pump industry. The wear-resistant materials commonly used in slurry pumps are metal wear-resistant materials, rubber and ceramics.
WhatsApp: +86 18221755073There are numerous strategies to reduce the impact of wear on pump components such as specialised pump design and the use of sophisticated materials (e.g. high-alloy steels, …
WhatsApp: +86 18221755073ZG(H) Series Sand Gravel Pump is horizontal single-casing gravel pump with wide channel to transfer sand, slurries or gravels with big particle size. The wet parts are made of Ni-hard and high-Chrome alloys resistance material to ensure long service life. It has superior performance than common pumps in
WhatsApp: +86 18221755073Corrosion and wear resistance are influential factors in selecting ceramic pump materials and components. Ceramic characteristics Typically, ceramic materials compose pump components such as liners, plungers, cylinder walls, balls and impellers, which are in contact with abrasive or corrosive media (e.g., liquids, slurries, hot gases).
WhatsApp: +86 18221755073KSB therefore offers pumps and impellers made of a special, high-alloy white cast iron (EN-GJL-HB555) which is extremely wear-resistant. In wear tests, this special casting material shows material loss rates that are 20 times lower than those of normal grey cast iron. For abrasive fluids and especially for wastewater containing sand, this white ...
WhatsApp: +86 18221755073Wear resistant process pump for metals and fertilizers applications. In the minerals and metals processing industry or in fertilizers production, ideal application conditions where a pump is …
WhatsApp: +86 18221755073The pump body materials of centrifugal pumps are commonly cast iron, stainless steel, cast steel, bronze, composite materials, carbon structural steel, alloy steel and non-metallic materials. These factors should be considered when selecting materials: a strength; b corrosion resistance; ε resistance Abrasive wear; d casting and machining performance; ε welding …
WhatsApp: +86 18221755073achieving long pump lifetime. The material in the impeller is the most important factor because the impeller is heavily affected by wear and erosion-corrosion due to its high velocity relative to the liquid. Figure 3: The most frequently used pump materials along with their respective wear-resistance and corrosion-resistance properties. Grey iron
WhatsApp: +86 18221755073The consideration factors for the selection of the volute material of the pump body are: a strength; b corrosion resistance; c wear-resistant particle wear; d casting and machining performance; e welding repair performance; f cost. 1.Bronze. In many water pump applications, bronze materials are also used as the pump body.
WhatsApp: +86 18221755073Carbide coatings, which are deposited by using a high velocity oxy-flame, are extremely wear-resistant. Tungsten carbides in combination with cobalt, nickel or cobalt-chrome matrices are used preferably.
WhatsApp: +86 18221755073Greene, Tweed's WR wear resistant thermoplastic composites offer non-galling, non-seizing properties, allowing close bearing and wear ring clearances to increase efficiency, reduce vibration and enhance reliability in pumps. The materials have reportedly thermal shock and impact resistance than ceramic materials. The thermal expansion ...
WhatsApp: +86 18221755073MUNSCH non-metallic pumps excel under these conditions due to wear-resistant materials, armoured construction and built-in safety features to help protect the environment and employees. ... Air scrubbing; Recycling; General Industry. MUNSCH non-metallic pumps are used in a variety of industrial applications where the handling of corrosive or ...
WhatsApp: +86 18221755073Advantages of Lining Materials: Ceramic Wear Protection Very good abrasion resistance KALSICA, KALMETALL Tile, cylindrical or jointless lining Temperatures up to 1,000 °C/1,832 °F Metallic Wear Protection Good resistance against sliding and impact wear Thin walls, self-supporting structures
WhatsApp: +86 18221755073Slurry pump material ASTM-A532 is a common material used by Slurry pump, ASTM-A532 is the code for the material, this material also known as High Chrome 27% or KmTBCr27, and US ASTM-A532 Material Type: Erosion resistant white iron General Description High Chrome 27% is a wear resistant white iron that offers excellent performance under …
WhatsApp: +86 18221755073One could even consider the use of lighter materials to decrease the moving mass, and thus reduce friction and fuel consumption. Here again, the wear resistance and low friction properties of the coating are the key parameters. In any case it is necessary to consider the use of DLC coatings at the beginning of the development phase.
WhatsApp: +86 18221755073The wear resistance of the laser-coated CoCrMo was higher than that of mild steel and cast iron. They concluded that laser coating with increased wear resistance could be adopted in the industry for erosive wear. Han et al. carried out an experiment in which the coverings of Fe-Cr 3 C 2 was laser coated on 35CrMo steel substrate. The resulting ...
WhatsApp: +86 18221755073Wear-resistant, glass-filled bulk molding compound (BMC)—the glass and other fillers that provide hardness and wear resistance to the bushing will abrade the shaft. The search for materials was started in 2008 to satisfy a wish list of pump wear components with wide reaching and ambitious targets.
WhatsApp: +86 18221755073The erosive wear of the impellers and liner of centrifugal slurry pumps was investigated. The eroded material surfaces of different parts in impellers and liner have been studied by using scanning electron microscopic (SEM). The examination shows that the eroded surface pattern and eroded degree of different parts in slurry pump are different. The …
WhatsApp: +86 18221755073Pump industry – pumps exposed to petrochemicals, acids, seawater, chlorines, hydrochloric and cryogenic temperatures, pistons, impellers and non-contacting pumps; Plastics industry – PVC pipe extruder components requiring high wear resistance; Canning industry – can machine components, e.g. guides, turrets and u-bends requiring extreme ...
WhatsApp: +86 18221755073Examples of the critical wear components include pump impeller, pump suction side liner, pump casing, pipe elbow and bend. Fig. 1 shows some worn components of slurry pumps and pipes. ... This paper reviews wear-resistant materials commonly used for slurry transport, introduces the laboratory wear test methods used at the National Research ...
WhatsApp: +86 18221755073Robust construction with wear-resistant materials. ... DAE Pumps has built a strong reputation in the slurry pump industry through years of dedication to innovation and quality. The company's expertise lies in developing robust and efficient pump solutions tailored to handle the most challenging industrial applications. With a commitment to ...
WhatsApp: +86 18221755073Good Wear Resistance Good Compression Set Resistance Moderate Short-Term Resilience Good Permeation Resistance : Material Temperature Range Relative Price Recommended Uses Not Recommended For Common Industry Applications: Mechanical Properties ; Aflas® (TFE/P) Standard: 32°F to 450°F Specialty: -15°F to 450°F : Vacuum Most Acids / Solvents
WhatsApp: +86 18221755073If the abrasive particles are in a three-body wear mechanism, chrome oxide may not provide good wear protection due to it's brittle properties. In this case, materials engineering will select wear resistant materials like …
WhatsApp: +86 18221755073Sergio Avila is the Almatec product specialist with Pump Solutions Group (PSG). He can be reached at sergio.avila@psgdover or 714-396-1502. Almatec is a manufacturer of air-operated double-diaphragm (AODD) pumps and is an operating company within Dover Corporation's Pump Solutions Group (PSG).
WhatsApp: +86 18221755073With the rapid development of the advanced manufacturing industry, equipment requirements are becoming increasingly stringent. Since metallic materials often present failure problems resulting from wear due to extreme service conditions, researchers have developed various methods to improve their properties. Laser shock peening (LSP) is a highly efficacious …
WhatsApp: +86 18221755073While material selection varies by application and fluid type, corrosion-resistant pumps remain a staple in industries like pharmaceuticals, oil and gas, chemical processing, and food. Regardless of the kind of pump decision-makers choose, their selection will be inherently better than almost any conventional alternative.
WhatsApp: +86 18221755073General Wear Solutions WR® 300 Greene, Tweed's WR ® 300 is composed of PEEK reinforced with short, random carbon fibers with a temperature range from subzero to 275°F (135°C). WR® 300 is suitable for general wear resistance applications and is often used in pump bushings and cases or impeller wear rings.
WhatsApp: +86 18221755073by Hugo Howse, United Surface Technologies In a previous article ('Wear protection of pump components using hard coatings', Pump Industry February 2014) we discussed the common commercial coating technologies and …
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