⚙️ Trommel Drive (Trunnion Friction Wheel vs Direct Chain Drive, Start Torque & Motor HP)

Trommel Drive Power & Trunnion Calculator

Size electric drive powertrains for heavy rotary trommels: compare polyurethane trunnion friction wheel drives versus perimeter bull gear/chain sprocket drives, calculate high breakaway starting torque ($T_{start} = 2.5 cdot T_{running}$), size planetary gearboxes and electric motors (25 to 150 HP), and heavy rotating machinery profits.

1. Project & Operating Inputs

Loaded Drum Total Weight (Lbs e.g. 35,000 Lbs Loaded Trommel Drum)

Drum Operating Speed (RPM e.g. 14.0 RPM Operating Speed)

Customer Bid Price for Supplied Trunnion Drive Skid ($)

Polyurethane Heavy Trunnion Wheels, Dodge Pillow Blocks, SEW Motor ($)

2. Financial Breakdown & Yield

TRUNNION DRIVE POWER

Turnkey Trommel Drive & Trunnion Package Profit

Heavy Rotating Equipment Mechanical Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost