5″*7/8″inch 125*22mm Special Coated Flap Disc for Aluminum Grinding

Product Overview​​
Engineered for aluminum processing challenges, our ​​Non-Ferrous Coated Flap Discs​​ utilize PTFE-embedded ceramic abrasives to eliminate material adhesion during grinding. The micro-porous coating creates thermal barriers that reduce workpiece temperature by 50°C, maintain aggressive stock removal while preventing aluminum smearing across curved surfaces. Fiberglass backing enhances heat dissipation during prolonged operation at 8,500-12,200 RPM, ideal for automotive panel refinishing and marine hull maintenance

Product Advantages

1.​​ Advanced Coating Technology: Our flap disc features a proprietary anti-clogging layer that repels aluminum particles, ensuring uninterrupted grinding flow and optimized cutting efficiency.
2.​​ Grip Enhancement: A textured, non-slip surface provides enhanced operator control, enabling precise grinding actions with minimal slippage during delicate operations.
3.​​ Thermally Stable Performance: Engineered with heat-dissipating properties, the disc reduces thermal stress on workpieces, preserving metal integrity and preventing overheating-related defects.

Applications

1.​​Aerospace Manufacturing​​: Finishes wing spar surfaces on Airbus A320/Boeing 787 aluminum alloys.
2.​​Automotive Refurbishment​​: Removes anodized layers from Porsche/Tesla aluminum body panels pre-painting.
3.​​Marine Maintenance​​: Cleans saltwater corrosion from 5083-H116 aluminum hulls without galvanic reactions.

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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