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COLLOIDAL GRAPHITE PRODUCT VPELT-82

ПРЕПАРАТ КОЛЛОИДНО-ГРАФИТОВЫЙ ВПЭЛТ-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.
This is a fire-explosion-proof product.
Specifications
Criteria VPELT-82K VPJeLT-82G
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,

within

no more

 

 

0,4-4,0

 

 

0,5

Gas evolution, cm³/g, max 15 15
Density g/cm³ 1,4-1,6 1,4-1,7
Glass adherence Slight staining of adhesive tape in accordance with the standard is possible No staining of adhesive tape or single partitions of surface

Packaging, Transportation

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.


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