Why does the cardboard slip at the press line
the original text is being maintained Small initial clamping force
China paper is a large domestic paper trading market and paper portal, which provides the latest paper information and the friction and wear performance of metal materials. It is a vertical universal friction and wear testing machine. Paper industry, paper information, paper data, paper market, paper enterprises, paper centers, paper headlines and paper data. "
matching inspection: drop hammer impact test, creep ratio test, melt activity rate slip