This kind of slip ring used in oil environment which has a very strict demand for the dimension and high temperature to pass good performance. We adopted stainless steel housing with holes structure to meet heat dissipation, also inside contact materials should be insulated. Our quality has received great welcome from this customer and will get more repeat orders in the future. Barlin Times has replaced some of foreign suppliers on some quality and technical points when they could not solve that. For example, reliable signal transmission and stable performance. Barlin Time are really welcome more potential customers could contact with us if you have other special demands on slip ring. We will always do our best to recommend most suitable design with good quality for you, then consider profitable solution to support. Our efficient and professional service should get your satisfaction, and we provide 24 hours technical support for you. Thank you very much for your cooperation. Barlin Times