VAS
Vertical Sulfuric Acid Pump Allows for Long Lifetime
and Reduced Maintenance
and Reduced Maintenance
The customer, a leading global fertilizer producer, was facing difficulties in optimizing the operation in one of its sulfuric
acid plants because of limited pumping equipment lifetime and increased process downtime.
acid plants because of limited pumping equipment lifetime and increased process downtime.
Typical process conditions
-Liquid Sulfuric acid
-Concentration 92% to 99.9%
-Temperature 60 to 150°C (200 to 250°C for heat recovery system)
-Flow up to 2.800 m³/h
-Head 20 to 30 m
-Liquid Sulfuric acid
-Concentration 92% to 99.9%
-Temperature 60 to 150°C (200 to 250°C for heat recovery system)
-Flow up to 2.800 m³/h
-Head 20 to 30 m
Standard materials
-For hot concentrated sulphuric acid: 96 to 99%, temperature from 80 to 120 C
-Pump casing in acid-proof cast iron
-Special 14/ 40/5/5 stain less steel for impeller, wear rings and shaft sleeves
-Sleeve bearings in ferro-silicium or special alloy
-Shaft made of 20/ 25/ 4 stainless steel (UB6) or 316SS, with FEP tube upon request
-For hot concentrated sulphuric acid: 96 to 99%, temperature from 80 to 120 C
-Pump casing in acid-proof cast iron
-Special 14/ 40/5/5 stain less steel for impeller, wear rings and shaft sleeves
-Sleeve bearings in ferro-silicium or special alloy
-Shaft made of 20/ 25/ 4 stainless steel (UB6) or 316SS, with FEP tube upon request
