4-1/2″*7/8″inch 115*22mm Net Cover High-Temperature Brown Flap Wheel
Product Overview
Engineered for heavy rust removal, the 115*22mm Brown AO Flap Wheel Crafted through advanced calcination processes, our Aluminum Oxide Flap Discs harness α-Al₂O₃ crystals with 99.6% purity for precision metalworking. These discs maintain consistent Ra 1.2-2.5μm finishes across curved surfaces while resisting loading during prolonged operation. Ideal for shipbuilders blending hull welds and automotive workshops restoring vintage chassis components.
Product Advantages
1.Heat Dissipation: Mesh structure improves airflow by 40%, preventing workpiece warping.
2.Contaminant Control: less than 0.05% iron content meets NACE MR0175 for sour service pipelines.
3. User-Friendly Design: Suitable for both seasoned professionals and DIY hobbyists, this disc maintain consistent results across residential and industrial use cases.
Applications
1.Oil & Gas: Removes mill scale from API 5L X70 pipeline joints pre-welding.
2.Rail Maintenance: Cleans oxidation from AAR M-201 rail tracks under live traffic conditions.
3.Heavy Machinery: Restores corroded cast iron engine blocks to NDT-ready surfaces.
Specifications
| SIZE | INCH | RPM | PCS/CTN | GRIT | TYPE |
| 100*16mm | 4″*5/8″ | 15200 | 200 | 40~120 | 27/29 |
| 115*22.23mm | 4-1/2″*7/8″ | 13300 | 200 | 40~120 | 27/29 |
| 125*22.23mm | 5″*7/8″ | 12250 | 200 | 40~120 | 27/29 |
| 150*22.23mm | 6″*7/8″ | 10200 | 200 | 40~120 | 27/29 |
| 180*22.23mm | 7″*7/8″ | 8500 | 100 | 40~120 | 27/29 |
| 230*22.23mm | 9″*7/8″ | 6650 | 60 | 40~120 | 27/29 |
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