The CGW 43840 flap disc is a 4-1/2 inch diameter wheel designed for high-performance material removal and finishing on portable grinders. It features a 5/8-11 inch arbor, Type 27 shape, and a 36-grit PSG ceramic abrasive, which is engineered to stay sharper longer and provide a cooler, more productive cut compared with conventional abrasive grains. The PSG Ceramic construction contributes to longer-lasting performance and versatility for a range of grinding applications, making it suitable for metalworking tasks that require aggressive yet controlled material removal.
This disc’s construction centers on precision shaped grain (PSG) ceramic technology, which is designed to maintain sharpness during use and to reduce heat buildup, potentially improving workpiece surface quality and extending disc life under demanding conditions. The 36 grit size balances material removal with a smoother finish, while the Type 27 profile is optimized for grinding on flat surfaces with recessed edges, common in weld prep, deburring, and profiling tasks. When selecting discs of this type, practitioners should consider grinding parameters, workpiece material, and the need for a cooler cut to minimize thermal impact.
Compatibility and packaging information indicate a 4-1/2" diameter with a 5/8"-11 arbor, Type 27 configuration, and a 36-grit PSG ceramic formulation, supplied in a package size of Each with a 10-piece box quantity. This makes it convenient for maintenance shops and job sites requiring a consistent supply of flap discs. Regular inspection for wear and proper mounting on compatible grinders is advised to maintain performance and safety.
Features:
- PSG Ceramic grain for longer-lasting sharpness and cooler cuts
- Type 27 profile for efficient grinding and finishing
- 4-1/2" diameter with 5/8-11" arbor size
- Delivers high performance and versatility in demanding applications
- Faster material removal compared to conventional aluminum oxide and zirconia discs
- Grain:
- PSG Ceramic
- Dia:
- 4.5
- Arbor/Shank Size:
- 5/8-11
- Type:
- 27
- Grit:
- 36
- Package Size:
- Each
- Box Quantity:
- 10
