Usage: isolation of underground steel pipelines and other constructions to protect them from corrosion and hermetic sealing of joints of undeground premises elements.

Material composition: multicomponent mass which consists of oil bitumen (or bitumen mixture), filling compounds and plasticizers.

Technical features:

Criteria

Normfor a trade mark

МБР-65

МБР-75

МБР-90

МБР-100

1

Emolliating temperature in accordance with the ring-and-ball method, 0 С, not lower than

65

75

90

100

2

Needle penetration depth 0,1 mmat a temperature 25 °С, mm, not less than

40

30

20

15

3

Water saturation during 24 hours, %, not more than

0,2

0,2

0,2

0,2

4

Extensibility at a temperature25° С, sm, not less than

4

4

3

2

 

Usage tip:

 

 

 

 

Mastic trade mark

Atmosphere temperature of mastic running, 0 С

 

МБР-65

from +5 to  — 30

 

МБР-75

from +15 to — 15

 

МБР-90

from + 35 to — 10

 

МБР-100

from + 40 to — 5

 

               

 

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