The matte type residual heat blackening agent is a water-soluble, mildly alkaline blackening agent that is non-toxic and environmentally friendly. After blackening, the workpiece has a smooth, uniform appearance with a deep black matte finish, making it easy to apply oil in subsequent processes.
Advantages
● Good surface uniformity on blackened workpieces;
● Strong adhesion and long salt spray resistance;
● Safe, environmentally friendly, non-toxic, and non-volatile.
Model | PR508 |
Density (20°C), /ml | 1.02-1.07 |
pH Value | 8.0-10.0 |
Concentration (%) | 10-15 |
Operating Temperature (°C) | 400-500 |
Application Range | Matte type, suitable for blackening with residual heat after quenching and tempering. |
Products that have passed factory inspection should be used within two years. If the product is not used within this period, it must be re-inspected and pass the quality test before use.
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