Usage:

Wrapping of hardware, tools, electrodes, electrical engineering products, appliances, industrial products and materials.

Technical features:

1

Impregnating composition emolliatingtemperaturein accordance with the ring-and-ball method, °С С

40-50

2

Impregnating bitumenandabsolutely dry basis massrelationship, not less than

0,75

3

Breaking streng thunder tension, Н (kgs), not less than

166,6(17)

4

Flexibility — roundradiusbaulk5.0 ±0,2 mmat a temperature, not more than 291 К (18°С )

shouldn’t be ruptures

5

Waterproofingunderpressure, not less than, 0.0005 mPa (0,005 kgs/sm2) during 20 hours.

shouldn’t be water invasion features

6

Masslosswhenheatingat a temperature 343 К,

(70 0 С), %, not more than

5

7

Breakingstrengthatmultioverbending,doublebendingnumber,on the average, in two directions, not less than

5

8

Wateradsorptionduring 3 hours/mass, not more than, %

32

Size

9

Paper roll width, mm

1000; 1025;1050

10

Roll square, m2

70; 80; 90;100(±5)

 

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