⚙️ Girth Gears (FEECO / Metso Split Spur/Helical Girth Gear, Pitch Velocity 1.5 m/s, Backlash 3mm)

Rotary Kiln Girth Gear & Pinion Calculator

Size cast/forged alloy steel split girth gears ($5.0 ext{ to }8.0 ext{ meter diameter}$) and carburized pinions (FEECO / Metso / FLSmidth): calculate pitch line velocity ($1.5 ext{ m/s}$), AGMA bending/pitting contact stresses, and dynamic tooth backlash ($2.5 ext{ to }4.0 ext{ mm}$), and drivetrain overhaul profits.

1. Project & Operating Inputs

Kiln Main Motor Drive (HP e.g. 450 HP Medium Voltage Drive)

Girth Gear Pitch Diameter (Meters e.g. 5.8 Meter Large Girth Gear)

Customer Bid Price for Supplied Girth Gear & Pinion ($)

Cast Ductile Iron Split Girth Gear, Forged 4340 Pinion, Master Alignment ($)

2. Financial Breakdown & Yield

AGMA CLASS 8 PRECISION GIRTH GEAR

Turnkey Rotary Kiln Girth Gear Replacement Profit

Heavy Pyrometallurgical Drivetrain Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost