| 264 / | HD | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
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| 165 | DF | FORMING CONTINUOUS OR INDEFINITE LENGTH WORK {8} |
| 171.1 | DF | .~ Layered, stratified traversely of length, or multiphase macrostructure containing material (e.g., conjugate, composite, islands-in-sea, core-sheath, etc.) {8} |
| 171.13 |  | .~.~ Utilizing indefinite length preform {4} |
| 171.14 | DF | .~.~.~> Of metal {7} |
| 171.23 | DF | .~.~.~> Shaping of polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer on preform |
| 171.24 | DF | .~.~.~> Shaping of natural rubber or thermosetting resin containing layer on preform (e.g. elastomers, etc.) |
| 171.25 | DF | .~.~.~> Shaping of a natural resinous layer on preform (e.g., cellulosic, etc.) |