Goog is yer friend bro...
This may help...http://www.google.com/url?sa=t&rct=j...58zF5erYM1P41w
Page 4 here, might also prove valuable.
Especially this part...
" NOTE: On urethane
installations, it is recommended that a thin film (1-2 mm) of the old urethane be left on the pinchweld
and fresh urethane is bonded to remaining film"
Try a small area with MEK if all else fails...![]()