Thread-forming and thread-cutting screws are now the favorite fasteners of many OEMs.
It took several years, but self-tapping screws for plastic assembly have come of age. OEMs were lukewarm toward this type of fastener in the 1980s and early 1990s, but two trends in recent years have changed that scenario.
One is that manufacturers increasingly are using parts made of higher-performing thermoplastic and thermoset materials. The other is that fastener suppliers have developed a new generation of self-tapping screws specifically for use with these thermoplastic and thermoset materials. […]
read full article via Fasteners: Driving Into Plastic…Edge-Wise – Article Rotation – ASSEMBLY.