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29.  The biggest advantage of a Hot Runner Mold is waste fre…

29.  The biggest advantage of a Hot Runner Mold is waste free (no runner).

Published July 25, 2025
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Bonus 1   Why do they surface grain or etch a plastic inject…

Bonus 1   Why do they surface grain or etch a plastic injection mold, what is the purpose?

Published July 25, 2025
Categorized as Uncategorized

7.  Date grids or codes are important on a plastic part that…

7.  Date grids or codes are important on a plastic part that is used in a car, in case of a recall, they can isolate suspect parts.

Published July 25, 2025
Categorized as Uncategorized

19.  The correct vent depths for the following plastics reco…

19.  The correct vent depths for the following plastics recommended by material supplier     – ABS   .001-.0015″     – PP    .0005-.0012″     – Glass Filled Nylon  .001-.0025″

Published July 25, 2025
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33.  Temperature on a hot runner system in a plastic injecti…

33.  Temperature on a hot runner system in a plastic injection mold, each zone is controlled by an individual heater and temperature is controlled by a thermocouple.

Published July 25, 2025
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5.  It is important to have the cavity number on a multi cav…

5.  It is important to have the cavity number on a multi cavity plastic injection mold, so you can troubleshoot problems or issues.

Published July 25, 2025
Categorized as Uncategorized

1.  Making a plastic part is similar to what operation that…

1.  Making a plastic part is similar to what operation that we discussed in the PP during week 1?

Published July 25, 2025
Categorized as Uncategorized

2.   How many Major OEM (original Equipment Manufacturer) Au…

2.   How many Major OEM (original Equipment Manufacturer) Automotive Makers are within 300 miles of Tuscaloosa, discussed week 1.

Published July 25, 2025
Categorized as Uncategorized

9.  During the mold design, that is the stage when you decid…

9.  During the mold design, that is the stage when you decide gate type and location, also a Mold FLow Simulation would give an idea to fill of the part (good starting point).

Published July 25, 2025
Categorized as Uncategorized

Always have at least two saw teeth contacting the work when…

Always have at least two saw teeth contacting the work when sawing.

Published July 25, 2025
Categorized as Uncategorized

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