Virtual Exhibition

MAterial FR-2

Indicators

Conditioning conditions

Values

 

Temperature 

 

 

 

Vitrification temperature, Тg, o C

 

65

 

Electrical 

 

 

 

Dielectric permeability with a frequency 1 MHz

С 96/40/93+ 1/23/75

5,5

Tangent of angle of dielectric losses with a frequency 1 MHz

С 96/40/93+ 1/23/75

0,05

Superficial electric resistance, Ohm, not less

Е - 1/100

1,0 x 10 8

Specific volume electric resistance, Ohm x cm, not less

E - 1/100

1,0 x 10 8

 

Physical 

 

 

 

 

after a heatstroke (260 o С/30 sec)

1,4

 

E - 1/125

1,2

Time of resistance to influence of the melted solder, sec, not less

260 o С

10

Warp, %, not more

normal conditions

2

Water absorption, not more

D - 24/23

40

Bending strength, N/mm2, not less

normal conditions

100

Сombustibility

normal conditions

V0