Ancient History
What are the two types of plastics?
Thermoset & thermoplastic
If our CP Pryme materials have reprocessed content their tradename will include what?
ECO
ASTM essentially started with the introduction of what new material in the 1900s?
Steel
The "PA" in ASTM D4066 PA0121 would denote what?
Material abbreviation = polyamide or nylon
What does "a" or "an" in front of a word mean?
Not or without
CP Pryme is approximately what % of our business?
24%
ASTM D6779 would be the standard for what materials?
Nylons
A and B table callouts are for what?
Additional testing requirements outside the preselected ones from the standard line callouts
If I want something stronger, I would look for an increase in what property?
Tensile strength
In NN130GBHSL BK the "GB" would denote what?
Glass bead
Federal government started to require testing of each batch of gun steel which would be similar to what type of document we get for our plastic materials now?
Certification of Analysis (COA)
What is ASTM D4000?
Callout for additional testing requirements outside the standard ones of the material-specific ASTM or for when you don't know the material-specific ASTM #
How can you tell the different between a part that was IBM from one that was EBM?
IBM = gate mark
EBM = parting line
What does the "T" mean in N130THSL? What property performance would be increased?
Toughened meaning it would include impact modifier and have a higher impact performance
ASTM stands for what?
American Society for Testing & Materials
What letter would be used to denote a mixture of glass and mineral as a reinforcement in an ASTM callout?
R
What is the key difference between semi-crystalline and amorphous?
Semi-crystalline materials have dense, tightly packed crystal regions whereas amorphous materials are without any structure
Shrinkage & 1-2%
What is unique about the testing requirements of ASTM callouts vs military callouts?
Frequency of testing is not defined for ASTM callouts like it is in military ones
What material is needed to meet ASTM D6779 PA0110 ?
General purpose PA 6/6