⚙️ Drop-Through Rotary Airlocks (0.25-3.0 CuFt/Rev), 70% Pocket Fill & RPM

Rotary Airlock Feeder Volume & RPM Calculator

Size industrial drop-through rotary airlock feeder valves under dust collection hoppers, silos, and pneumatic conveying lines: calculate rotor pocket displacement (Cubic Feet per Revolution CFR), optimum rotational speed (10 to 25 RPM at 65-75% pocket fill efficiency), bulk material discharge rate (lbs/hr), and equipment sales margins.

1. Project & Operating Inputs

Dust Discharge Mass Rate (Lbs / Hour e.g. 4,500 Lbs/Hr)

Material Bulk Density (Lbs / Cu Ft e.g. 35 Lbs/CuFt)

Customer Bid Price for Supplied & Wired Rotary Airlock ($)

Cast Iron Housing, 8-Vane Beveled Rotor, Gearmotor & Sensor ($)

2. Financial Breakdown & Yield

ROTARY AIRLOCK FEEDER SIZING

Turnkey Airlock Package Profit

Pneumatic Conveying Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost