Архив рубрики: Electrocontact greases

Electra -1

Grease Electra-1 (TOR 38.1011030-85) has a high thermal stability, good wear-protective properties and water resistance. It has a long life in case of the transitional resistance less than 0.1 ohms. Operating efficiency at temperatures ranging from -40 °C to +120 °C.
Applications: sliding contacts such as «ring — brush» of the collector assembly of rotating transformers. The substitute product – KSB.

Appearance and color: —
Effective viscosity, Pa•s, at 20 °C, not more than: 20-30
Effective viscosity, Pa•s, at -30 °C, not more than: —
Breaking strength at 20 °С, Pa•s, not less than: 70
Breaking strength at 80 °С, Pa•s, not less than: —
Dropping point, °С, not below than: —
Colloid stability under load, %, not more than: 35
The content of free alkali in terms of NaOH,%, not more than: 0.1
Penetration at 0 °C, mm, 10-1: 355-385
Water content, %, not more than: —
Evaporation at 120 °C, %, not more than: —

VNIINP-248

Grease VNIINP-248 (TOR 38.101643-76) has a soft consistency, high resistivity, good frost-, heat-, water resistance. Operating efficiency at temperatures ranging from -60 °C to +200 °C.

Applications: sliding electrical contacts of wire-wound-type resistors.

Appearance and color: —
Effective viscosity, Pa•s, at 0 °C, not more than: —
Effective viscosity, Pa•s, at -20 °C, not more than: —
Breaking strength at 20 °С, Pa•s, not less than: 80-250
Dropping point, °С, not below than: —
Colloid stability under load of 300 g, %, not more than: 8
The content of free alkali in terms of NaOH,%, not more than: —
Penetration at 25 °C, mm, 10-1: —
Evaporation at 200 °C within 1 hour, %, not more than: —
Mass fraction of free alkali, %, not more than: —

VNIINP-502

Grease VNIINP-502 (TOR 38.101771-79) has high water resistance, adhesion, mechanical stability and conservation properties, electrical contact.
Operating efficiency at temperatures ranging from -40 °C to +100 °C.
Applications: low-current electrical contacts of modular switches. The substitute product — KSB.

Appearance and color: —
Effective viscosity, Pa•s, at 20 °C, not more than: 85-100
Effective viscosity, Pa•s, at -40 °C, not more than: —
Breaking strength at 20 °С, Pa•s, not less than: 350-470
Dropping point, °С, not below than: —
Colloid stability under load, %, not more than: 7
The content of free alkali in terms of NaOH,%, not more than: —
Penetration at 25 °C, mm, 10-1: 265-295
Evaporation at 150 °C, %, not more than: —