In cold heading a piece of cylindrical steel wire is cut and compressed by a spherical die. ... In the late 1800s and early 1900s advances in machining and production expanded bearing use in all types ...

Nrb Bearings is trading-1.24% lower at Rs 289.65 as compared to its last closing price. Nrb Bearings has been trading in the price range of 297.20 & 289.65. Nrb Bearings has given 4.54% in this ...

We report the preparation of branched micelles by the growth of thinner-core cylindrical micelles at the termini of the thicker-core cylindrical micelle seeds through crystallization-driven ...