WEBS Teachers' Resources ebook_final | Page 789

Washers (junta)
PP - Polipropileno - 5
Thermoplastics (termoplásticos)
Superficial hardness
Extrusion
Furniture, handle, nut,...
Nylon
Nylon - Nailon - 7
Thermoplastics (termoplásticos)
Flexible
Extrusion
It can resist 49,78kg
Piston rings (segmento, aro del pistón)
Teflon - Teflon - 7
Thermoplastics (termoplásticos)
Heat Resistant
Extrusion
In motor vehicles