Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Lathe RPM Calculator 螢幕截圖

iPad

iPhone

About Lathe RPM Calculator

The app calculates RPM for lathe depending on material and its designation.

How to use:

1. Select material,
2. Select designation,
3. Select Tool type,
4. Optionally change measurement units,
5. Enter work diameter.

The app will calculate the RPM value.

The following materials are supported:
- Structural steel, 
- Plain carbon steels, 
- Resulfurized plain carbon steel,
 - Leaded plain carbon steels, 
- Resulfurized alloy steels, 
- Water hardening tool steel, 
- Cold work, oil hardening tool steel,
 - Cold work, air hardening tool steel, 
- Stainless steels (Austenitic), 
- Cast Iron, 
- Brass, 
- Bronze, 
- Copper, 
- Wrought aluminum, 
- Cast aluminum, 
- Machinable Wax, 
- Acetal Copolymer (Delrin), 
- Polyethylene, 
- Acrylic (with coolant), 
- Polycarbonate, 
- Teflon, 
- Nylon/Acetal, 
- Bakelite, 
- Hard rubber,
 - Wood.

If you have any suggestions please let us know.