COLLOIDAL GRAPHITE PRODUCT VPELT-82
Product ID: ТУ 113-08-612-87, rev. 1-6
Storage conditions: Guaranteed storage life is 3 months.
Composition: This is a water-based suspension of thermally expanded graphite with iron oxide, stabilized by sodium silicate and other additives.
Field of application: Used in vacuum electronics to create a conductive coating on cones and necks of cathode ray tubes. Depending on the purpose and composition, two types of Colloidal Graphite Product VPELT-82 are available:
- VPELT-82 "K" - for cones.
- VPELT-82 "G" - for necks.
|Dry residue mass fraction, %, min||43||45|
|Silicon dioxide mass fraction, %||9,5-12,5||8,5-11,5|
|Dispersion stability, %, min||40||40|
|Electrical resistivity, Ω·cm,
|Gas evolution, cm³/g, max||15||15|
|Glass adherence||Slight staining of adhesive tape in accordance with the standard is possible||No staining of adhesive tape or single partitions of surface|
The product is packed in plastic containers. Nominal net weight of the packed product is 7 kg. The product is shipped by any transport in accordance with the corresponding transportation rules at +4°C to +35°C.