CB5 Air Pressure & Belt Sag Calculator

Select only the calculation you need. Each section works independently and displays only the related results.

1. Calculate Air Pressure for Belt Width and Cylinder Data

Use this calculation to determine the recommended CB5 air pressure from the belt width and air-cylinder arrangement.

Air Pressure Result

Area Per Cylinder—
Total Cylinder Area—
Total Required Take-Up Tension—
Calculated Air Pressure—

2. Calculate Belt Sag at a Given Air Pressure

Use this calculation to estimate belt deflection between supports at an existing CB5 air-pressure setting.

Belt Sag Result

Belt Weight Per Linear Foot—
Deflection Between Supports—

3. Calculate Air Pressure for a Target Sag

Use this calculation when the desired belt sag is known and the required CB5 air pressure must be determined.

Required Air Pressure Result

Required Tension at Drive—
Required Air Pressure—

Engineering notice: Confirm the final pressure setting against the machine manufacturer's limits, cylinder condition, belt type, loading and actual operating behavior.