Additive Manufacturing
This machine builds objects one layer at a time.
What is a 3D printer?
What material was packed around the pattern for your metalcasting activity?
What is sand?
CNC machines are accurate, fast, and make identical parts. TRUE OR FALSE
TRUE
What must be done to the metal before it can be poured to make a casting?
What is melted?
You wear these to protect your eyes.
What are safety glasses?
What is the name of the raw material that is used (it is on a spool) for many classroom 3D printers?
What is filament?
What was the metal that was poured in your sand molds on Tuesday?
Tin.
What is the most important part of the CNC machine (Hint: The Brain)?
The controller or control panel
What do you pour molten metal into?
What is a mold?
Should you wear sandals in the lab? YES OR NO
What is No?
Does a 3D printer build from the top down or bottom up?
What is bottom up?
True or False: Parting Compound (chalk dust) was sprinkled on the metal pattern before sand was added to the flask on Tuesday.
TRUE
What machine did you draw a picture of on Wednesday?
Mill or 3 - Axis Mill
What happens to solid metal after it cools?
It shrinks
Before touching a machine, who should you ask?
The instructor.
What did we build with our 3D printer kits?
What is a dinosaur?
Why do we split the mold into two halves for sand casting?
So we can remove the pattern.
True or False: Machining is an Additive Manufacturing Process.
FALSE
What casting process was used to make the Liberty Bell you visited this week?
Sand Casting
We melted a low melting point metal this week for safety- what is the periodic table symbol for Tin?
Sn
Which process usually creates less waste: machining or 3D printing?
What is 3D printing?
What was the melting point of the metal that was poured on Tuesday into the sand molds (in Degrees Fahrenheit)?
450F
What material was engraved to make the metal badges?
Aluminum
What was the Red or Orange Tool that you saw this week that is made at Urick Foundry in Erie, PA?
Pipe Wrench
Name one piece of PPE besides safety glasses.
Gloves, hearing protection, or closed-toe shoes.