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GILSONITE (NATURAL BITUMEN)

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When crude oil has been grown and transferred into surface of earth over the millions of years, it was appeared as crystals near the upper surface of the earth. Geographically, this valuable material was discovered for the first time in the Utah region of the United States and also in western Iran in the province of Kermanshah and Ilam.

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GILSONITE (NATURAL BITUMEN)

With (SGS)

Analysis Standard  (ASTM D482; ASTM D2042; ASTM D3142; ASTM D3174) 

No Test Result Test Method
1 Ash Content,wt% 9~14 ASTM-D3174
2 Moisture Content,wt% ≤3 ASTM-D3173
3 Volatile Matter,wt% 63 ASTM-D3175
4 Fixed Carbon,wt% 29 ASTM-D3172
5 Solubility in CS2,wt% 60 – 81 ASTM-D4
6 Specific Gravity @ 25 Cº 1.11 ASTM-D3289
7 Normal Heptane Insolubles,wt% 86 ASTM-D3279
8 Color in mass Black ——–
9 Color in streak or powder brown ——–
10 Softening Point, Cº 200 – 215 ASTM-D36
11 Penetration @ 25 Cº , 10 -1 mm 0 ASTM-D5
12 Solubility in tricholoroethylene 40 – 56 ASTM-D2042

Element Analysis

1 Carbon,wt% 74 ASTM-D5291
2 Hydrogen,wt% 7.1 ASTM-D5291
3 Nitrogen,wt% 0.67 ASTM-D5291
4 Oxygen,wt% 3.1 ASTM-D5291
5 Sulphur,wt% 2 – 4 Leco(s)Analyzer

Gilsonite Usage

Because of its unique chemical and physical properties, Gilsonite has been used in more than 160 products

Gilsonite using as below application:

  • 1. Mix with asphalt
  • 2. Construction
  • 3. Printing ink
  • 4. Roofing felt
  • 5. Paint and coat
  • 6. Cementing
  • 7. Oil base drilling
  • 8. Foundry
  • 9. Foundry sand additive
  • 10. Steel creating additives

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