planeness: | Visual leveling |
---|---|
Base strength: | 50 |
Acid and alkali resistance: | No significant change |
Wear resistance: | good |
Stamping resistance: | 50 |
Pencil hardness: | 2h |
Specifications: | 30 kg / group |
Color: | Polychrome |
Net weight of single piece: | 30000 |
quality guarantee period: | 24 |
Please contact the supplier directly.
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