This study was conducted in April 2015 in the material and fishing laboratory, Depatmane of agulaticresources wtilizatian. The aim fo the research is to giwe information abrut the lest composition of sugar cane dregs as a canpenal wite polyuretahane for buoy. The methad used is experimental suger cane dregt mixedinte polyurethane and descriptkehy analyzed. The results chaws that compointoin of …