#### Understanding Conveyor Belt Calculations - Sparks Belting

Understanding a basic conveyor belt calculation will ensure your conveyor design is accurate and is not putting too many demands on your system. ... Belt Length . When the head and tail pulley are the same size: L=(D+d)/2 x 3.1416+2C ... Belt: Steel of Aluminum: Metal Rollers: Friction surface on pulley side.30 to .35