ironing board cover and pad_plastic table skirts

b. NPSH (Net Positive Suction Head):

Another critical factor in impeller design is the material used for construction. Sewage pump impellers can be made from various materials, including cast iron, stainless steel, or thermoplastics. The choice of material depends on the chemical composition of the waste being pumped. For example, stainless steel impellers offer excellent corrosion resistance, making them suitable for applications involving harsh chemicals.

   - Consider the type of seal (e.g., mechanical seals, packing) based on the slurry's properties and operating conditions.

Types:

Evaluating Slurry Transport Using Centrifugal Pumps