| Item information | Value |
|---|---|
| Category: | Brown Fused Alumina |
| Shipping weight: | 25,00 kg |
| Item weight: | 25,00 kg |
Brown Fused Alumina
Brown fused alumina is an angular mineral blasting and grinding abrasive with an excellent price-performance ratio. Its high hardness and pronounced toughness provide outstanding durability, making it suitable for demanding blasting, grinding and surface preparation processes.
For industrial blasting processes, grinding applications and surface preparation, brown fused alumina is a versatile, robust and economical abrasive.
Recyclable blasting abrasive
Brown fused alumina is recyclable. Used blasting and grinding media can be reprocessed and reused depending on application, contamination and recycling suitability.
Applications
- Fine blasting media
- Refractory products
- Bonded abrasives
- Loose abrasive
- Wet blasting media
- Coated abrasives
- Dry blasting media
Product properties
Physical properties
| Property | Value |
|---|---|
| Hardness | 9 mohs |
| Grain shape | angular |
| Melting point | approx. 2.050 °C |
| Specific gravity | approx. 3,9 – 4,1 g/cm³ |
| Bulk density* | approx. 1,5 – 2,1 g/cm³ |
* depending on grain size
Average chemical analysis
| Brown fused alumina macro | Brown fused alumina micro | |
|---|---|---|
| Al₂O₃ | 95,65 % | 94,20 % |
| TiO₂ | 2,42 % | 2,79 % |
| Fe₂O₃ | 0,12 % | 0,33 % |
| SiO₂ | 0,92 % | 1,34 % |
| CaO | 0,35 % | 0,33 % |
Available grain sizes
Brown fused alumina macro
FEPA
| FEPA | Main grain range (µm) |
|---|---|
| F 008 | 2000 – 2800 |
| F 010 | 1700 – 2360 |
| F 012 | 1400 – 2000 |
| F 014 | 1180 – 1700 |
| F 016 | 1000 – 1400 |
| F 020 | 850 – 1180 |
| F 022 | 710 – 1000 |
| F 024 | 600 – 850 |
| F 030 | 500 – 710 |
| F 036 | 425 – 600 |
| F 040 | 355 – 500 |
| F 046 | 300 – 425 |
| F 054 | 250 – 355 |
| F 060 | 212 – 300 |
| F 070 | 180 – 250 |
| F 080 | 150 – 212 |
| F 090 | 125 – 180 |
| F 100 | 106 – 150 |
| F 120 | 90 – 125 |
| F 150 | 63 – 106 |
| F 180 | 53 – 90 |
| F 220 | 45 – 75 |
Metric
| Main grain range (mm) |
|---|
| 0,06 – 0,12 |
| 0,12 – 0,25 |
| 0,25 – 0,50 |
| 0,50 – 1,00 |
| 1,00 – 2,00 |
| 1,00 – 3,00 |
Brown fused alumina micro
FEPA
| FEPA | ds3 value max. | ds50 value | ds94 value min. |
|---|---|---|---|
| F 230 | 82 | 53,0 +/-3,0 | 34,0 |
| F 240 | 70 | 44,5 +/-2,0 | 28,0 |
| F 280 | 59 | 36,5 +/-1,5 | 22,0 |
| F 320 | 49 | 29,2 +/-1,5 | 16,5 |
| F 360 | 40 | 22,8 +/-1,5 | 12,0 |
| F 400 | 32 | 17,3 +/-1,0 | 8,0 |
| F 500 | 25 | 12,8 +/-1,0 | 5,0 |
| F 600 | 19 | 9,3 +/-1,0 | 3,0 |
| F 800 | 14 | 6,5 +/-1,0 | 2,0 |
| F 1000 | 10 | 4,5 +/-0,8 | 1,0 |
| F 1200 | 7 | 3,0 +/-0,5 | 1,0* |
* at 80%
Blasting systems
- Pressure blasting systems
- Injector blasting systems
Customer approvals
- CSS12 (Rolls-Royce)
- ABR 9-0160 (Airbus)
- PMC 3046 (Pratt & Whitney)
- PMC 3052 (Pratt & Whitney)
- PMC 3132 (Pratt & Whitney)
Packaging
- 25 kg bags on 1 t pallet
- 1 t loose in big bag
Standards and specifications
- FEPA F Norm
- FEPA P Norm
- EN ISO 11126-7
- EN 4637
- DIN ISO 8486-1
- DIN 8201-6
- ANSI B74-12
- JIS R6001
- NF EN 4638
- D50TF5 Class A+D
- DMR71-100
- NF L 06-829
Our service for blasting media
We supply blasting media throughout Europe and maintain large stocks of all common grades. Thanks to our warehouse availability, we enable fast delivery by UPS for parcels or by DSV for pallets. We also recycle blasting media, offer extensive application expertise and are happy to advise you on selecting the right abrasive.
Kuhmichel Abrasiv GmbH, Am Rosenbaum 22 3, 40882 Ratingen, Nordrhein-Westfalen, Deutschland, [email protected], https://www.kuhmichel.com
Manufacturer according to GPSR
Kuhmichel Abrasiv GmbH, Am Rosenbaum 223, 40882 Ratingen, Nordrhein-Westfalen, Deutschland, [email protected], https://www.kuhmichel.com
