Alumina External Additive A-90 (Toner Flowability Agent)
CAS 1344-28-1
In StockMOQ
25 kg
Lead Time
10–14 days
Packaging
10 kg, 25 kg bags
Specifications
| Primary Particle Size (BET-derived) | 10–20 nm |
| Crystal Phase | δ/θ transition alumina |
| Surface Treatment | Hydrophobized (trimethylsiloxy) |
| BET Surface Area | 80–120 m²/g |
FAQ
Silica reduces inter-particle cohesion and improves flowability. Alumina provides additional abrasivity to clean the photoreceptor surface and contributes positive charge offset to adjust overall Q/M. A silica/alumina blend (e.g., 90:10) balances these effects.
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