Yes, the bead-based cat packs tended to wear out from vibration-induced
movement slowly rubbing the catalyst off. Another failure mode was
settling/shifting opening flow paths through the cat packs. Some cats lost
50% effectiveness after 15 years.
-R
On Saturday, September 17, 2016, Uwe Klein <uwe@xxxxxxxxxxxxxxxxxxx> wrote:
Am 16.09.2016 um 14:14 schrieb William Claybaugh:
Randall:
Very clever, raiding catalytic converters. I'll look into exactly what
the car companies use;
All the automotive catalytic converters I've seen "open" tend to have
a honeycomb like ceramic body surfaces coated ( sputtered?) with
catalytic :
http://www.google.de/search?q=fahrzeug+katalysator+schnittbild
uwe
