Straight Cutting Oils By Bombay Mercantile Corporation

Straight Cutting Oils
Excel Cut ST 21
is a low viscosity light coloured product containing chlorinated EP
and oiliness additives. It is suitable for machining operation on mild
steels carbon steel nickel steels and manganese steels and its use
may be extended to copper aluminium and their alloys if required. Excel Cut ST 23
is the product which contains additives which impart high oiliness as
well as EP properties. It affords good cooling chip flushing &
penetration. It is suitable for high speed automatic machine tools and
may also be used as a general purpose machine tool lubricant.Excel Cut ST 55
is medium viscosity dark brown oil containing active sulphur chlorine
and oiliness additives. It is suitable for all machining operations on
high tensile steel and for less severe operations on stainless and heat
resistant alloys. It is recommended for gear hobbing thread cutting
machines etc.Inspection of Excel Cut ST Oils










CHARACTERISTICS
EXCEL CUT ST 21
EXCEL CUT ST 23
EXCEL CUT ST 55


Viscosity cSt @ C
20-30
27-42
32-42


Flash Point COC Deg C Min
160
160
160


Saponification number mg KOH/gm Min.
9-10.5
9.0
9.5


Inactive Sulphur
No
Yes
No


Active Sulphur
No
No
Yes


Chlorine
Yes
No
Yes