Chemlok
Chemlok 6125GB
Rubber-to-metal covercoat used with Chemlok 205GB primer, combining environmental resistance with a smooth, continuous coating appearance.
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Product overview
Chemlok 6125GB is a solvent-based covercoat for bonding selected elastomers to metal. It is applied over Chemlok 205GB primer and forms a smooth, continuous coating.
Key benefits
- Improved resistance to heat.
- Resists water, salt spray, chemicals, oils, solvents, and corrosive atmospheres.
- Forms a continuous, uniform film.
Compatible elastomers
Natural rubber (NR), polyisoprene (IR), styrene-butadiene rubber (SBR), polybutadiene (BR), and polychloroprene (CR).
Application guidance
Prepare and clean the metal, apply Chemlok 205GB primer, and allow it to dry before applying 6125GB. Use brush, dip, spray, or roll coat. A typical dry-film thickness is 12.7–25.4 μm (0.5–1.0 mil).
Typical properties
| Property | Typical value |
|---|---|
| Appearance | Black liquid |
| Viscosity at 25°C | 70–600 cps, Brookfield LVT, Spindle 2, 30 rpm |
| Density | 0.97–1.05 g/cm³ |
| Solids by weight | 23.73–27.73% |
| Flash point, Seta | 21°C |
| Solvent system | Xylene, dimethyl carbonate |
Typical values are provided for reference and are not product specifications. Confirm current technical data, application conditions, storage requirements, and safety information before use.