Conveyor Belt Tension Calculator

Calculate belt tension, sag, and required take-up for conveyor belt systems using CEMA methodology.

Tension required to move load and overcome friction.
N
Belt wrap angle on drive pulley. Single: 180, Snub: 210, Dual: 380°.
degrees
Bare: 0.25-0.35, Lagged: 0.35-0.45.
Mass of belt per meter of length.
kg/m
Distance between carrying idlers.
m
Maximum belt sag as % of idler spacing. Typical: 2-3%.
%

Results

Tight Side Tension T1-N
Slack Side Tension T2-N
Min Tension for Sag-N
Take-up Force-N
References: CEMA — Belt Conveyors for Bulk Materials