Basic Formulae
Belt Length on a Simple Conveyor (Head & Tail Pulley are the Same Diameter)
C = center to center distance (in inches)
D = diameter of drive pulley (in inches)
d = diameter of tail pulley (in inches)
Belt Length on a Simple Conveyor (When one Pulley is Larger than the Other)
C = center to center distance (in inches)
D = diameter of drive pulley (in inches)
d = diameter of tail pulley (in inches)
Length of a Belt in a Roll
L = length of belt in feet
D = diameter of roll in inches
d = diameter of core in inchest = number of turns of belt on roll
B = overlap of belt in feet
Diameter of a Roll of Belt (approximate only)
L = length of belt in feet
t = gauge of belt in inches
D = diameter of roll in inches
Common Conversions
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1 kilogram = 2.2046 pounds
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1 inch = 25.4 millimeters
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1 lbf/in = .17513 N/mm
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1 foot = 0.3048 meters
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Temp Celsius = (5/9) x (Temp Fahrenheit-32)
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