Petroleum Quality Institute of America

The Petroleum Quality Institute of America (PQIA) is an independent resource for information and insights on the quality and performance of lubricants in the marketplace.  Our mission is to serve the consumer of lubricants by reporting on the quality and integrity of lubricants in the marketplace.

 

Supporters

 

 

 
 

Pro Force Motor Oil, 10W-30 API SF/CC

Manufactured by J.D. Street & Co. Maryland Height, MO

Purchased at: Sturgis Petroleum,Sturgis, MI

Date of purchase: 7-13-2011

  

 

All tests conducted on this sample meet the specifications for SAE 10W-30 and are consistent with API SF/CC engine oil.

 

Advisory: This product is labeled as meeting API SF which is an obsolete specification and is not recommended for passenger cars built after 1988. In addition, this product is labeled as meeting API CC which is an obsolete specification and is not recommended for diesel engines built after 1990. The product label does not adequately warn consumers of this limited use. Click here for API Service Categories.

 

 

 

PETROLEUM QUALITY INSTITUTE OF AMERICA

TEST PROGRAM
PHYSICAL TESTS Standard/ranges-b Average

Pro Force Motor Oil
 TBN, mg KOH/g, (ASTM D2896)     5.2
 Viscosity @ 100ºC, cSt, (ASTM D445) 9.3 to <12.5 10.24 10.6
 Viscosity @ 40ºC, cSt, ASTM D445     69.35
 Viscosity Index (ASTM D2270) 156 to 167   141
 Viscosity @ -25ºC mPa s (cP) (ASTM D5293) 7,000 Max 5,500 5,200
 Volatility, mass % loss, 1 hr, @ 250ºC (ASTM D5800)     11.7
ELEMENTAL ANALYSIS-c      
Additives
    Nitrogen μg/g (ASTM D-5762)     170
    Calcium   1,729
    Magnesium, ppm     5
    Phosphorus,  ppm     550
    Zinc, ppm     604
    Molybdenum,  ppm     47
    Barium, ppm     0
 Additives and/or other
    Boron,  ppm     1
    Silicon,  ppm-d     3
    Potassium, ppm     0
    Manganese, ppm     0
    Titanium, ppm     0
    Sulfur, ppm     2,187
    Copper, ppm     0
    Sodium, ppm     2
    Vanadium, ppm     0
Contaminants
    Silver, ppm     0
    Aluminum, ppm     2
    Chromium, ppm     0
    Iron, ppm     0
    Nickel, ppm     0
    Lead, ppm     0
    Antimony, ppm     0
    Tin, ppm     0

a- Click here for product label.

b- Standards, shown in orange, are established by API, SAE and others. Ranges, shown in teal, represent the high and low data ranges for the majors 10W-30.

c-Test Method for metal analysis is ASTM ASTM D5185.

d- Although silicon is used as an antifoam additive in lubricants, concentrations above 7ppm have been linked to contamination from abrasive material.

 
     
Pro Force
   
Viscometrics
The viscometrics of Pro Force 10W-30 meets the required targets for a 10W-30 API SM (SAE J300 specification).
 

 
 
   
FRONT AND BACK LABELS FROM PRODUCT TESTED