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Job Description:

  • 1) Tests mat of fiberglass insulation material to determine if product conforms to specifications: Cuts sample of mat, using knife or razor blade and template, and weighs mat on balance scale.

  • 2) Burns weighed sample in miniature oven to remove binder, weighs burned sample, and computes percentage of binder in sample, using slide rule.

  • 3) Suspends sample of mat in styrene solution and times disintegration of sample to determine solubility of binder.

  • 4) Places sample between plates of thickness gauge and reads dial indicator before and after application of pressure to gauge to determine thickness with or without stress.

  • 5) Records test results on mat-testing record.




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End Of Job Description for: "MAT TESTER"
DOT:   579.387-010

Job Number: 6313