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 Requirements for Emulsified Asphalt For Road Works  ASTM D - 977

                                                                Rapid Setting                                             Medium Setting
Type                                          RS-1                 RS-2                 HFRS-3              MS-1                MS-2                   MS-2h
Grade                                  min       max       min       max       min        max     min       max      min       max        min    max
Test on emulsions

Viscosity, Saybolt, 

Fourl at 77F (25C), s

20 100 ....... ....... ....... ....... 20 100 100 ....... 100 .......

Viscosity, Saybolt, 

Fourl at 122F (50C), s

....... ....... 75 400 75 400 ....... ....... ....... ....... ....... .......
Storage stability test, 24-h %* ....... 1 ....... 1 ....... 1 ....... 1 ....... 1 ....... 1
Demulsibility, 35ml, 0.02 N CaCl2,% 60   60   60 ....... ....... ....... ....... ....... ....... .......

Coating ability and water resistance:

 
Coating, dry aggregate ....... ....... ....... ....... ....... ....... ....... good ....... good good good
Coating, after spraying ....... ....... ....... ....... ....... ....... ....... fair ....... fair fair fair
Coating, wet spraying ....... ....... ....... ....... ....... ....... ....... fair ....... fair fair fair

Coating after spraying

....... ....... ....... ....... ....... ....... ....... fair ....... fair fair fair
Cement mixing test % ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......
Sieve test, %* ....... 0.10 ....... 0.10 ....... 0.10 ....... 0.10 ....... 0.10 ....... 0.10
Residue by disillation, % 55 ....... 63 ....... 63 ....... 55 ....... 65 ....... 65 .......
Oil distillate by volume of emulsion, % ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......

Tests on residue from 

 

distllation test:

penetration, 77F 

100 200 100 200 100 200 100 200 100 200 40 90

(25C) 100g 5s

Ductibility, 77F (25C)

40   40   40   40   40   40  

100g 5s

Solubility in

97.5   97.5   97.5   97.5   97.5   97.5  

trichloroethylene %

Float test, 140F(60C),s

        1200              

 

                                                                           Medium  Setting                                             Slow Setting
Type                                         HFMS-1          HFMS-2            HFMS-2h            HFMS-2s           SS-1                  SS-2 
Grade                                   min      max     min      max      min     max     min       max       min       max       min       max
Test on emulsions

Viscosity, Syabolt, 

Fourl at 77F (25C), s

20 100 100 ....... 100 ....... 50 100 100 ....... 100 .......       

Viscosity, Syabolt, 

Fourl at 122F (50C), s

....... ....... 75 400 75 400 ....... ....... ....... ....... ....... .......
Storage stability test, 24-h %* ....... 1 ....... 1 ....... 1 ....... 1 ....... 1 ....... 1
Demulsibility, 35ml, 0.02 N CaCl2,% 60   60   60 ....... ....... ....... ....... ....... ....... .......

Coating ability and water resistance:

Coating, dry aggregate ....... ....... ....... ....... ....... ....... ....... good ....... good good good
Coating, after spraying ....... ....... ....... ....... ....... ....... ....... fair ....... fair fair fair
Coating, wet spraying ....... ....... ....... ....... ....... ....... ....... fair ....... fair fair fair

Coating after spraying

....... ....... ....... ....... ....... ....... ....... fair ....... fair fair fair
Cement mixing test % ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......
Sieve test, %* ....... 0.10 ....... 0.10 ....... 0.10 ....... 0.10 ....... 0.10 ....... 0.10
Residue by disillation, % 55 ....... 63 ....... 63 ....... 55 ....... 65 ....... 65 .......
Oil distillate by volume of emulsion, % ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... ....... .......

Tests on residue from distllation test:

penetration, 77F (25C) 100g 5s

100 200 100 200 100 200 100 200 100 200 40 90
Ductibility, 77F (25C) 100g 5s 40   40   40   40   40   40  
Solubility in trichloroethylene % 97.5   97.5   97.5   97.5   97.5   97.5  
Float test, 140F(60C), s         1200              

* This test requirement on representative samples is waived if successful application of the material has been achieved in the field.