Mark

Composition

Operating temperature range, °C

Applications

Dimensions

FLAN

Sheet material made on the basis of polyether, filled with ceramic microspheres and coated on both sides of the electrolytic copper foil

From -60 to +150 and a short time (three hours) to +180

Intended for manufacturing products of microwave technology: strip plate, VHS PCB, antenna elements and other products.

Sheets size:

(340´260) ± 3 mm,

(600´400) ± 5 mm/

TU 16-503.148-80

FLAN-2,8

FLAN -3,8

FLAN -5,0

FLAN -7,2

FLAN -10

FLAN -16

Property

Test¹
method

Unit

Properties values²

GOST 6433.2

Om

5×10¹²

5×10¹¹

5×10¹¹

5×10¹¹

5×10¹⁰

5×10¹⁰

GOST 6433.2

Om•m

5×10¹²

5×10¹¹

5×10¹¹

5×10¹¹

5×10¹⁰

5×10¹⁰

Permittivity @ 10 Ghz
a) A

GOST 8.015
GOST 8.544

-

2,8 ± 0,1

3,8 ± 0,1

5,0 ± 0,2

7,2 ± 0,3

10,0 ± 0,5

16,0 ± 0,8

b) C 720/40/93

2,8 ± 0,2

3,8 ± 0,2

5,0 ± 0,4

7,2 ± 0,5

10,0 ± 0,8

16,0 ± 1,0

Loss tangent @ 1 Mhz

a) A

GOST 8.015
GOST 8.544

-

0,0015

0,0012

0,0015

0,0015

0,0015

0,0015

b) C 720/40/93

0,004

0,004

0,004

0,004

0,0045

0,005

Peel strength, minimum

a) A

3.5.2

N/mm

1,0

1,0

1,0

1,0

1,0

1,0

b) C-720/40/93

3.5.2

0,67

0,67

0,67

0,67

0,67

0,067

c) After thermal stress
10 Sec@204°C, minimum

3.5.4.3

0,67

0,67

0,67

0,67

0,67

0,67

d) E-15/150

3.5.5

0,8

0,8

0,8

0,8

0,8

0,8

Flexural strength, minimum

GOST 4648

MPa

80

80

80

80

80

80

Vicat softening temperature, °С, minimum

GOST 15088,
method A

°C

190

200

200

200

200

200

Dimensional stability, maximum

3.10

µm/mm

2

1,5

1,5

1,5

1,2

0,8

Density without foil

GOST 15139

g/cm³

1,2±0,1

1,8±0,1

1,55±0,1

1,85±0,1

2,1±0,1

2,6±0,1

The thickness of the sheets (including the copper foil)

mm

1,0±0,1; 1,5±0,1; 2,0±0,1; 2,5±0,15; 3,0±0,15; 4,0±0,15; 5,0±0,15;

Over 5,0 - ± 0,2

Copper foil thickness

µm

35