1. Main Components and Manufacturing of Closed Pumps with Pulleys
By Joel Bird

2. Pump Casing Materials How It’s Made Iron, Stainless Steel
Molten metal is poured into a sand mold and is allowed to cool, creating a copy of the pump casing

3. Impeller Materials How It’s Made
Stainless Steel, Cast Iron, “Duplex Metals”
How It’s Made
Opposing discs are created on a lathe then attached to individual blades along the center

4. Drive Shaft Materials How It’s Made Stainless Steel, Titanium, Brass
The shaft is cut on a lathe, then a pulley is attached to the end of the drive shaft

5. References