The uniformity of composition within a casting of B.R. standard and B.R. high phosphorus cast iron brake blocks (TM-MS-9)

The majority of standard cast iron and high phosphorus cast iron broke blocks used by B.R. are made at the Horwich mechanised foundry of B.R.E.L. A typical casting is shown in Figure 1. The running system for the blocks is a down gate connected to a bar which has...