Waterproof screws for precision machinery "Ravilock"

It can demonstrate excellent waterproof performance and reduce costs without using O-rings.

"RaviLock" is a waterproof screw that has passed the IPX8 test. In our in-house testing, it prevents water ingress equivalent to a depth of 10 meters. The seat features a multi-groove structure that creates a maze-like design, dispersing external pressure. As a result, it demonstrates waterproof performance without the need for O-rings. Additionally, since the waterproof support is provided solely by the screw body, cost reduction is possible. 【Features】 ○ Patented ○ Achieves the same function as a gasket with multi-groove processing ○ Provides waterproof effect with double air packing ○ Utilizes the labyrinth effect ○ Two types of applications: air packing effect and labyrinth effect *For more details, please refer to the PDF document or feel free to contact us.

basic information

【Role and Function of Multi-Row Grooves】 ○ During screw fastening, a sealed chamber is formed between the screw seating surface and the housing due to the multi-row grooves, reducing the pressure difference between the outside and inside of the housing. ○ Prevents the intrusion of external liquids and enhances waterproof functionality. *For more details, please refer to the PDF document or feel free to contact us.