Industrial seal self study guide - SKF.com

26. In _________________ installation, the sealing force of the installation
tool should be applied only in the area over the center of the seal.
❑ a. wooden block
❑ b. arbor press
❑ c. Speedi-Sleeve
❑ d. none of the above
27. Using the _________________ method to set the seal perpendicular
to the shaft when installing a “through” bore, apply pressure
through a steel plate or plug larger than bore diameter.
❑ a. wooden block
❑ b. arbor press
❑ c. Speedi-Sleeve
❑ d. none of the above
28. _________________ refers to the outside diameter of the shaft at the location where
the seal is mounted.
❑ a. Size bore
❑ b. Seal I.D.
❑ c. Seal width
❑ d. Shaft diameter
29. SKF’s Large Diameter Wear Sleeves _________________ .
❑ a. repair damaged shafts 8” (203mm) and larger.
❑ b. are built for heavy-duty applications
❑ c. provide positive sealing surfaces and reinforced protection
❑ d. all of the above
30. Advantages of polyacrylates include _________________ .
❑ a. good compatibility with most oils
❑ b. high resistance of oxidation and ozone
❑ c. better compatibility with higher temperatures than nitrile
❑ d. all of the above
31. _________________ are designed for heated, slip-fit operation.
❑ a. Speedi-Sleeves
❑ b. Large Diameter Wear Sleeves
❑ c. both of the above
❑ d. none of the above
32. Press-fitting tools should have an outside diameter approximately _________________
the bore size.
❑ a. .010” (.254mm) smaller than
❑ b. .010” (.254mm) larger than
❑ c. equal to
❑ d. none of the above
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