These are steel
backed bronze Impregnated bushes mainly used
for High Load application upto 250 N/mm2 and
temperature upto +280° C.
MDU is a composite material consisting of
three layers viz., steel backing (Low Carbon
Steel), A Porous Bronze (90% Cu & 10% Sn)
sintered Matrix, overlaid with a mixture of
PTFE (Poly Tetra Fluro Ethylene) and Lead).
Steel Backing provides the underlying
strength while porous bronze sintered layer
provides the strong mechanical bond for the