Chemical Pump Model A7

Wilfley's Model A7 is a heavy-duty chemical processing pump that exceeds the ASME B73.1 M-91 specifications. It is designed for the most difficult applications, pumping highly corrosive liquids and, in certain instances, liquids containing solids.

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Markets

• Ammonium Nitrate
• Caustic
• Corn processing – starch
• Hydrochloric acid
• Kaolin clay
• Lead/zinc
• Molten sulfur
• Milk of lime
• Nitric acid

• Phosphoric acid
• Salt
• Scrubber/contaminated liquids
• Spent acids
• Sugar
• Sulfuric acid
• Titanium dioxide
• Urea melt
• Waste fuels

Applications

• Batching applications
• Crystallizer recirculation/transfer
• Evaporator recirculation/product transfer
• Filter feed
• Thickener under/over flow
• Loading/unloading applications

Capacities

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Materials of Construction

• Alloy 20 / 904L
• CD4 (CD4MCu)
• WCD4 (350 BHN
• 304L & 316L stainless alloys
• Hastelloys B2, C, G30
• Titanium
• Maxalloy 5 (27% chrome hard iron)
• Maxalloy 8 (high chrome iron for low/high pH applications)
• Ductile iron

Animated Information

• A7 Features and Benefits

Model A7 Literature >

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Learn how to upgrade a Model A7 to an A9 at a discounted price

Learn how to upgrade a Model A7 with a new DryLock^® II Seal and Opti-Expeller at a discounted price