Brown Fused Alumina

Brown Fused Alumina 1 Al2O3: 95.0%min 2 Good Hardness & Toughness 3 Higher compressive strength 4 Heat-resistant property

Introduction

1 Brown fused alumina is made by high quality bauxite as main material, fusing and purifying in a pouring electric arc furnance at a temperature of over 2200°c.

2 Al2O3: 95.0%min

3 Applicated in abrasive, refractory and sandblasting industry.

Chemical Composion (%)

Grit Size	Al2O3	TiO2	SiO2	Fe2O3	CaO
F4-F8	95.0-96.0	1.50-3.80	1.21	0.3	0.45
F90-F150	94.5-95.5
F180-F220	93.5-95.5
F220 Finer	≥92.00

Physical Index

Ture Density	≥3.96g/cm3
Mosh Hardness	9
Micro Hardness	HV1800-2200
Melting Point	2250°c
Max Usable Temperature	1900°c

Size Available

1 Abrasives--- F12-F1200, P12-P2500

2 Refractory--- 0-1mm, 1-3mm, 3-5mm, 5-8mm, 200mesh, 325mesh

3 Other special specification could be supplied as required

Applications

1 Sandblasting.

2 Free grinding, such as glass industry.

3 Resin abrasives, for good hardness and toughness.

4 Coatde abrasives sandpaper.

5 Refractory material, for heat-resistant property.

6 Producing mold of precision casting.

Advantages

1 Good Quality & Competitive Price.

2 Reputable manufacturer and supplier.

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