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Experience at NSL Chemical

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Experience at NSL Chemical

  1. 1. EXPERIENCE WITH NSL CHEMICALS
  2. 2. 1 INTRODUCTION
  3. 3. FOUNDED IN
  4. 4. PRODUCTS Calcium Hydroxide Steel Slag Monolithic Refractories materials
  5. 5. PRODUCTIONPROCESS Finer CaO Products SUPPLY/FEED AIR STORAGE HYDRATOR SEPARATOR LIME Coarser STORAGE Products AIR BALL SEPARATOR MILL
  6. 6. PRODUCTIONPROCESS Limestone to quicklime: -Calcium carbonate ---heat---> calcium oxide (QUICKLIME) + carbon dioxide -Chemical formula: CaCO3 ---heat---> CaO + CO2 Quicklime to slaked lime: -Calcium oxide (QUICKLIME) + water ---> calcium hydroxide (SLAKED LIME) -Chemical formula: CaO + H20 ---> Ca(OH)2
  7. 7. PRODUCTIONPROCESS CaC2(s) + 2 H2O(l C2H2(g) + Ca(OH)2(s) Calcium Carbide reacts with water to form acetylene gas and Calcium hydroxide (slurry).
  8. 8. GREEN CAUSE
  9. 9. 1 attachment EXPERIENCE
  10. 10. LABTESTING
  11. 11. DRYSIEVING
  12. 12. SIGNIFICANCE-Customer Requirement-Coarser particles will chokepipelines
  13. 13. PROCEDURE- Weigh out 5g of sample- Weigh the residue left on the meshafter 10 mins of vacumn- Calculate the percentage passing
  14. 14. EQUIPMENTOPERATION
  15. 15. 3 PROJECT
  16. 16. SAMPLECOLLECTION
  17. 17. UNCONFINEDPRESSURETEST
  18. 18. WETSIEVING
  19. 19. SIGNIFICANCE-Determine the amount of materialfiner than a given sieve size-Used on adhesive/sticky soils
  20. 20. PROCEDURES-Wet Sample Weighed Out-Placed on Sieve and washed down-Care taken to ensure accurateresults
  21. 21. DATAANALYSIS
  22. 22. MOISTUREANALYSIS Marine Clay Moisture analysis Sample 1 (g) Sample 2 (g) Initial Weight (sample only) Weight of Container Sample weight + container Sample weight + container (after 2 hrs in oven) Sample weight + container (30 mins extra heating) Sample weight + container (30 mins extra heating) Sample weight + container (30 mins extra heating) Constant weight achieved at 3hrs 30 mins in the oven Using given Moisture Formula Sample 1 Sample 2 Water mass Content of sample/ dry weight 55.88% 58.88%
  23. 23. 4 Contributions
  24. 24. ADDITIONALMANPOWER
  25. 25. LOGISTICSSOLUTIONS
  26. 26. SAFETYSOLUTIONS
  27. 27. TEAMWORK
  28. 28. EFFICIENT DATARECODING
  29. 29. DATA 1. GENERAL INFORMATION Tested by: Date Tested: Lab partners/organisation:SAMPLE Client: Boring no: Project: Recovery Depth: Recovery Recovery Date: Method: Soil Description: 2. Test Details Scale type/serial no./precision: Duration of Oven Temperature: oven drying: Concentration of sodium hexametaphosphate solution: Duration of soaking period: Notes,observations, and deviations from ASTM D1140 test standard: 3. Measurements and Calculations: Net dry mass of soil before sieving (B): Net dry mass of soil retained by #200 sieve (C ): Percent fines (A):
  30. 30. 5 BENEFITS
  31. 31. RESPONSIBILITY
  32. 32. TIMEMANAGEMENT
  33. 33. COOPERATION
  34. 34. COMMUNICATION
  35. 35. RECAP 1 Introduction 2 Experience 3 Project 4 Contributions 5 Benefits
  36. 36. THANK YOU!

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