INTRODUCTION In the past, to prevent screws from loosening, we used liquid glue to seal the screws, embedded nylon strips to prevent loosening, or added spring washers. However, these methods often had limited effectiveness, low efficiency, and inconvenience in operation. The small invention by Nylok, a company in the United States, revolutionized the field of screw locking. They found a special material that easily achieves the desired effect, with obvious anti-loosening results and the ability for mass production on assembly … Continue reading Screw Locking Nylon Powder Coating, Nylon 11 Powder for Anti-loose Screw