Another blending guide.

[Shannow]

Again, not a recipe book, a blending guide for the rough proportions of ingredients for different grades.

http://www.tri-iso.com/documents/ExxonMobil_Chemical_Synthetic_Lubricants_Formulation_Guide.pdf

 

[userfriendly]

I like the look of the 10W40s. Maybe some day they will shed their history of being a blend that shears out of grade quickly and make a come back.

 

[Shannow]

the four stroke small engine table I found very interesting in that regard.

 

[userfriendly]

The 1st of the two 10W30s?

 

[Shannow]

The 5Ws and 10W 30s, with their high weight PAOs as the VII component.

But yep, the 1st 10W30 was the main one.

 

[Jetronic]

and the 0w30 containing esters (the only 4-stroke oil in the guide)