| Job Title |
Mat Tester |
| Job Description |
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. Burns Weighed Sample In Miniature Oven To Remove Binder,
Weighs Burned Sample, And Computes Percentage Of Binder In
Sample, Using Slide Rule. Suspends Sample Of Mat In Styrene
Solution And Times Disintegration Of Sample To Determine
Solubility Of Binder. 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.
Records Test Results On Mat-testing Record.
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