Industrial seal self study guide - SKF.com
Industrial seal self study guide - SKF.com
Industrial seal self study guide - SKF.com
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40. A <strong>seal</strong>ing lip that is cut, turned back or damaged should be _________________ .<br />
❑ a. repaired<br />
❑ b. replaced<br />
❑ c. cleaned<br />
❑ d. chamfered<br />
41. Advantages of silicone include _________________ .<br />
❑ a. good <strong>com</strong>patibility with oxidized oils<br />
❑ b. high lubrication absorbency<br />
❑ c. excellent abrasion resistance<br />
❑ d. low cost<br />
42. Seals perform best on Rockwell C30 medium carbon steel (SAE 1035,<br />
1045) or _________________ .<br />
❑ a. stainless steel<br />
❑ b. aluminum<br />
❑ c. bronze<br />
❑ d. zinc<br />
43. The <strong>seal</strong> is ready to be installed in the bore when _________________ .<br />
❑ a. the shaft and bore have been checked and cleaned<br />
❑ b. the <strong>seal</strong> has been pre-lubricated<br />
❑ c. both of the above<br />
❑ d. none of the above<br />
44. The wrong installation tool can _________________ .<br />
❑ a. cut the <strong>seal</strong> lip<br />
❑ b. damage the <strong>seal</strong> case<br />
❑ c. distort the <strong>seal</strong><br />
❑ d. all of the above<br />
45. Proper Speedi-Sleeve installation requires that _________________ measurement(s)<br />
be taken.<br />
❑ a. four<br />
❑ b. three<br />
❑ c. two<br />
❑ d. one<br />
46. The _________________ is a smooth lip, bi-rotational hydrodynamic<br />
radial lip <strong>seal</strong> that pumps lubricant back in to the sump while<br />
<strong>seal</strong>ing out contaminants.<br />
❑ a. V-Ring<br />
❑ b. metal clad <strong>seal</strong><br />
❑ c. Wave<strong>seal</strong><br />
❑ d. none of the above<br />
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