Convert Kilopascal-seconds to Pounds per inch-second
Convert Kilopascal-seconds (kPa·s) to Pounds per inch-second (lb/(in·s)) instantly and accurately.
Conversion Formula
lb/(in·s) = kPa·s × 55.99741459
About Kilopascal-seconds
The kilopascal-second (kPa·s) equals 1 000 Pa·s, used for highly viscous materials such as bitumen binders, polymer melts, and pitch at processing temperatures. Bitumen (road asphalt) at 60 °C has a dynamic viscosity of 100-10 000 Pa·s = 0.1-10 kPa·s; hot-melt adhesives at application temperature are 10-100 kPa·s. 1 kPa·s = 1 000 Pa·s = 10 000 P.
About Pounds per inch-second
The pound per inch-second (lb/(in·s)) equals 0.45359237/0.0254 ≈ 17.858 Pa·s, used in plastics extrusion and rubber compounding industries where inch-based dimensions are combined with mass-based flow analysis. Polymer melt viscosities at processing temperatures are sometimes quoted in lb/(in·s) in older US extrusion equipment manuals. 1 lb/(in·s) ≈ 17.858 Pa·s = 12 lb/(ft·s).
Quick Reference Table
| Kilopascal-seconds (kPa·s) | Pounds per inch-second (lb/(in·s)) |
|---|---|
| 1 kPa·s | 55.9974 lb/(in·s) |
| 2 kPa·s | 111.995 lb/(in·s) |
| 5 kPa·s | 279.987 lb/(in·s) |
| 10 kPa·s | 559.974 lb/(in·s) |
| 25 kPa·s | 1399.94 lb/(in·s) |
| 50 kPa·s | 2799.87 lb/(in·s) |
| 100 kPa·s | 5599.74 lb/(in·s) |