Description

Castrol Duratec M is a monograde gas engine lubricant that provides excellent thermal and oxidative stability to reduce combustion chamber deposits and signficantly reduce maintenance costs.

Approval Status

Castrol Duratec M is approved by:

• Perkins
• Guascor
• Jenbacher – Series 2 & 3 gas engines: Natural gas applications (TA1000-1106)

Castrol Duratec M meets the requirements of / is suitable for use in:

• Waukesha (normal coolant temperature installations)

Technical Data

Name	Method	Units	Duratec M
SAE Viscosity			40
Base Oil Type			Mineral
Relative Density at 15°C	ASTM D4052	g/ml	0.89
Kinematic Viscosity at 40°C	ASTM D445	mm²/s	124
Kinematic Viscosity at 100°C	ASTM D445	mm²/s	13.0
Viscosity Index	ASTM D2270		97
Total Base Number	ASTM D2896	mg KOH/g	7.2
Open Flash Point	ASTM D92	°C	250
Pour Point	ASTM D97	°C	-18
Sulphated Ash	ASTM D874	% wt	0.75

The above figures are typical of those obtained with normal production tolerance and do not constitute a specification.