COLLOIDAL GRAPHITE PRODUCT NPK
Product ID: ТУ 2113-125-05015182-98, rev. 1-3.
Storage conditions: Guaranteed storage life is 6 months.
Composition:
This is a stabilized water-based suspension of fine thermally expanded graphite and film-forming additives. Two types of NPK are available:
- NPK;
- NPK-t.
Field of application:
NPK is used in electronic engineering to create external conductive coatings of cathode ray tubes in the production of colour kinescopes. NPK-t is used for hot forming of titanium alloys. This is a fire-explosion-proof product.
Specifications
| Criteria | Values | |
| NPK | NPK-t | |
| Appearance | Thickened black suspension | |
| Dry residue mass fraction, %, min | 32 | 33±2 |
| Sedimentation stability, %, min | 60 | 60 |
| Electrical resistivity of coating, Ω·cm, max | 0,1 | – |
| Glass adherence | Slight staining of adhesive tape and single partitions of surface are possible. | – |
| Density, kg/m³, min | – | 1225 |
Packaging, Transportation
The product is packed in plastic barrels. Nominal net weight of the packed product is 50 kg. The product is shipped by any transport in accordance with the corresponding transportation rules at +1°C to +35°C.
