Vacuum Pressure Calculator
Calculate vacuum pressure levels and absolute pressure for scientific and industrial applications including laboratories, manufacturing, and research facilities.
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Vacuum Pressure Examples
Common vacuum pressure ranges for scientific and industrial applications
1Vacuum Pressure Calculation
Calculate absolute pressure, gauge pressure, and vacuum level
Standard atmospheric pressure: 101325 Pa
Vacuum Pressure Concepts: Absolute pressure is measured relative to perfect vacuum. Gauge pressure is measured relative to atmospheric pressure. Vacuum level indicates how close to perfect vacuum the pressure is. Perfect vacuum = 0% vacuum level, atmospheric pressure = 0% vacuum level.
Vacuum Pressure Reference
Common vacuum ranges and their applications
| Vacuum Range | Pressure (Pa) | Applications |
|---|---|---|
| Atmospheric Pressure | 101,325 Pa | Normal conditions |
| Rough Vacuum | 10³ - 10⁵ Pa | Vacuum cleaners, suction cups |
| Medium Vacuum | 10⁻¹ - 10³ Pa | Freeze drying, vacuum ovens |
| High Vacuum | 10⁻⁵ - 10⁻¹ Pa | Electron microscopes, particle accelerators |
| Ultra-High Vacuum | 10⁻¹⁰ - 10⁻⁵ Pa | Surface science, semiconductor manufacturing |
| Perfect Vacuum | 0 Pa | Theoretical ideal |
🔬 Vacuum Applications
- • Scientific research: Particle physics, materials science
- • Industrial processes: Semiconductor manufacturing, coating
- • Medical applications: Sterilization, medical imaging
- • Space simulation: Testing equipment for space conditions
- • Food industry: Vacuum packaging, freeze drying
- • Electronics: Vacuum tubes, cathode ray tubes
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