supply of 6 mt (+/- 10) pour point depressant on delivered to our silvassa plant basis (parameters specification reference test method appearance clear , homogenous liquid with no separation visual sp. gravity at 30oc 0.900- 0.920 astm d 1298 kinematic viscosity at 100oc, cst 60 190 astm d445 flash point,(coc) oc 150 ( min.) astm d92 performance test: pour point characteristic in 500n oil ( having pour point 3 oc ),oc a) dose level of 0.1 : depression b) dose level of 0.5 : depression 9 21 astm d97 miscibility / homogeneity in oil a) 1 blend of ppd in 150 n base oil on standing for 24 hrs. b) after centrifuging at 1450 rpm for 5 minutes should be clear and homogenous with no separation or stratification - low temperature stability 1 blend of ppd in 150 n base oil on keeping at pour point of blend for 24 hrs. and after thawing to ambient temp. should be clear and homogenous with no separation or stratification is : 13656 ( annex a ) high temperature stability 1 blend of ppd in 150 n base oil after heating to 230 deg. c and cooling to ambient temp. should be clear and homogenous with no separation or stratification is : 13656 ( annex a )
