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Mozyr Oil Refinery
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Road Bitumen
Oil bitumen

Road Bitumen is used in the construction and repair of road surface, airfield, and other asphalt concrete pavements.

Property

Test method

Unit

Specification for grades

50/70

70/100

100/150

Penetration at 25°C

    GOST ЕN 1426

(EN 1426)

0.1 mm

50-70

70-100

100-150

Softening point

    GOST ЕN 1427

(EN 1427)

°C

46-54

43-51

39-47

Penetration index

STB ЕN 12591 

Annex A  

(EN 12591)

-1.5

tо +0.7

-1.5

tо +0.7

-1.5

tо +0.7

Fraass breaking point, max

    GOST ЕN 12593

(ЕN 12593)

°C

≤ -8

≤ -10

≤ -12

Resistance to hardening at 163°C:

    GOST ЕN 12607-1

(ЕN 12607-1)

- retained penetration, min

%

≥ 50

≥ 46

≥ 43

- increase in softening point, max

°C

≤ 9

≤ 9

≤ 10

- change of mass (abs), max

%

≤ 0.5

≤ 0.8

≤ 0.8

Dynamic viscosity at 60°C

    GOST ЕN 12596

(ЕN 12596)

Pа∙s

≥ 145

≥ 90

≥ 55

Kinematic viscosity at 135°C

    GOST ЕN 12595

(ЕN 12595)

mm2/s

≥ 295

≥ 230

≥ 175