Phenolic paper tubes

Characteristics: The tubes made from cellulose paper as a basis and phenolformaldehyde resin as a binder. This tubes are used like insulating and constructive material for various electrical equipment construction.

The tubes are produced from inside diameter 5,2 mm. The wall thickness is from 2 mm, the tube length is 1050 mm.

Machining: The tubes are machined by cutting, milling, drilling, turning.

Type acc. to EN-60893 Unit PFCP 21PFCP 22
Used name Phenolic paper tube Phenolic paper tube
Type according to DIN 7735 Hp 2065 Hp 2066
Type according to NEMA X    XX
Reinforcement paper paper
Resin phenol phenol
       
MECHANICAL PROPERTIES      
Flexural strength flatwise perpendicular to laminations (at 20°C) MPa 160 150
Tensile strength MPa 155 140
Cohesion of layers MPa 170 200
       
DIELETRIC PROPERTIES      
Dielectric strength perpendicular to layers in oil 90°C kV/mm - 13,3
Breakdown voltage parallel to laminations  kV 29 60
Dissipation factor tg                                       
-    at 50 Hz     -   -
-    at 1 MHz     -   -
Permittivity at 1MHz   - -
Insulation resistance after immersion in water MΩ 2x102 1
       
PHYSICAL PROPERTIES      
Density g/cm3 1,1 - 1,2 1,1 - 1,2
Temperature index (TI)   120 120
Absorbency (for 3 mm thickness) mg/cm3 7,1 7,8
Flammability (category)      -    -
News
6.12. 2019

SPS IPC Drives 2019

Dear business partners, We would like to thank you for your kind support and especially your visit to our stand at SPS IPC Drives 2019 in Nuremberg.
26.9. 2019

Schönbrunn Zoo in Vienna

On Sunday, September 22, 2019, LABARA s.r.o. for their employees and their families a trip to the zoo in the beautiful gardens of Schönbrunn Palace in Vienna, Austria.
Contact
LABARA s.r.o.
Jindřichov 20, ( areál ZD )
595 01 Velká Bíteš
tel.: +420 566 533 128
fax: +420 566 533 111
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