CNC Machine and Plasma Cutter

What does CNC stand for?

• Computer Notting Center

• Computer Numerically Controlled

• Controlled Numeric Computer

• Controlled Number Center

What does CAD stand for?

• Computer Added Drawing

• Controlled Added Design

• Computer Aided Design

• Center Aligned Design

Plasma cutters operate by forcing ____________at high speeds through a nozzle. An electric arc is introduced to the gas, ionized gas or plasma is created. It in turn cuts through the metal.

• diesel

• carbon dioxide

• water

• gas or compressed air

How fast can a plasma cutter cut metal?

• 1000 inches per minute

• 500 inches per minute

• 30 inches per minute

• 150 inches per minute

What type of plasma table do we have in the ag shop: water or downdraft?

• downdraft

• water

Machines that work by sending an electric arc through a gas passing through a constricted opening.

• hardy

• plasma arc cutter

• oxyfuel cutter

A process in which a fuel gas is burnt and pure oxygen is added to increase the flame temperature.

• oxyfuel

• carbon dioxide

• oxyacetelyne

A gas that has been heated enough that part or all of it is in an ionized state which allows it to conduct electricity.

• oxyacetelyne

• oxyfuel

• Plasma arc

A blacksmith's tool with a square shank that can be lodged into the square hole of an anvil to cut metal.

• Hardy

• CNC machine

• Hot cutter

A tool with one flat face for striking and the opposite face with roughly a 30-degree bevel used for cutting metal to length.

• Hardy

• Hot cutter

• Plasma cutter