SILICA

Evaluation of Substitute Materials for Silica Sand in Abrasive Blasting

Contract No. 200-95-2946

Phase 1, Appendix E contains 24 photographs of the KTA-Tator, Inc. blast cleaning facility and the equipment utilized for this study. Click on the links below to view the photographs.

1. Test panel storage
2. Panels mounted in blast cleaning rack
3. Abrasive riffle
4. Abrasive screens
5. Abrasive metering valve
6. Cross draft ventilation check
7. IH calibration equipment
8. Calibration and record keeping
9. Mounting of fixed station #3 air sampling cassettes
10. Mounting of operator's breathing zone air sampling cassettes
11. Setting nozzle distance
12. Blotter test for compressed air cleanliness
13. Breakdown chamber
14. Breakdown cycle in operation
15. Air sampling in progress
16. Air curtain abrasive reclaiming operation in progress
17. Cleanliness test
18. Profile test
19. Profile test
20. Embedment test
21. Photographic documentation
22. Photographic documentation
23. Cleaning rate determination
24. Sample storage

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