Lecture 19 Flashcards
(5 cards)
1
Q
Basic Forms
A
- Extrusion
- Molding
2
Q
Extrusion Method
A
- Profile extrusion
- Blow fil extrusion
3
Q
Molding Methods
A
- Roto: uses bulk material, rotates to distribute polymer
- Blow/vacuum: air used to force polymer into shape
- die: polymer forced under pressure to mold
4
Q
Die Molding Basics
A
- Come in two or more sections depending on the complexity of the part being made
- Machined from steel which are initially expensive but have a long service life
5
Q
Process For Thermoplastics
A
- Bulk material + QA
- Plastic Forming + QA
- Plastic Finishing + QA
- Assembly + QA
- Testing
- Packaging + Final QA
- Shipping
