RENFERT - COBRA 250microns WHITE 5Kg - #1585-1005 #15851005 ( aluminum oxide )
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Description
RENFERT
RENFERT · Dental Abrasives
RENFERT COBRA 250Microns White 5Kg -( Aluminum Oxide )
SKU 023-1585-1005 · RENFERT · made in Germany · Mfg# 15851005
Overview
COBRA, 250 µm - RENFERT item number 15851005. Abrasive. This abrasive contains one of the hardest materials: aluminium Oxide (Al2O3).
Technical Data
COBRA, 250 µm - as published by RENFERT.
| Item number | 15851005 |
| Use | Deflasking |
| Product type | Aluminium Oxide |
| Grain size | 250 μm |
| Scope of delivery | Description: 250 µm (60 mesh) |
Features
As stated by RENFERT.
- Extremely sharp-edged.
- Low to very high abrasive effect dependant on size.
- Extremely pure – approx. 99.7% Al 2 O 3 .
How It Compares - RENFERT Dental Abrasives
| Feature | COBRA 250 µm (this unit) | COBRA 110 µm | COBRA 90 µm | COBRA 125 µm |
|---|---|---|---|---|
| Use | Deflasking | Deflasking | Deflasking | Deflasking |
| Product type | Aluminium Oxide | Aluminium Oxide | Aluminium Oxide | Aluminium Oxide |
| Grain size | 250 μm | 110 μm | 90 μm | 125 μm |
| Scope of delivery | Description: 250 µm (60 mesh) | Description: 90–125 µm | Description: 90 µm | Description: 125 µm |
| Item number | 15851005 | 15831005 | 15841005 | 15871005 |
Values per RENFERT technical data for the item numbers sold by US Dental Depot. A dash means RENFERT does not state that figure for the model.
Documentation & Downloads
| Manual / User guide - Sandblasting nozzles & abrasive agents / Strahlmitel - Strahldüsen Kombination | PDF EN |
Official RENFERT documents (PDF).
Warranty & Guarantee
US Dental Depot warrants this product against manufacturing defects for 1 year from the invoice date. Any item found defective within that period is replaced or refunded. Normal wear, consumption, and misuse are excluded. As an authorized RENFERT distributor we also facilitate any applicable manufacturer warranty service directly.Product description last updated: October 6, 2026
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