Blue Rouge Polishing Compound is a mild cut, high luster bar that produces the finest finishes for kitchenware, mobile phone shell, eyeglasses and clocks.
Blind flange, also known as blind flange, is called blind flange. It is a connection form of flange. In fact, it is a flange without a hole in the middle. One of its functions is to block the end of the pipeline, and the other is to facilitate the removal