NORTON Fiber Disc: 4-1/2" x TN Quick-Change, Ceramic, 36 Grit
The NORTON RazorStar F990S Fiber Disc is a cool-cutting ceramic abrasive disc for stainless steel and nickel alloys, supplied in a 4-1/2" diameter with a TN Quick-Change arbor and 7/8 in connector. This 36-grit disc…
SKU 3G-OTH-544145
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Product Description
The NORTON RazorStar F990S Fiber Disc is a cool-cutting ceramic abrasive disc for stainless steel and nickel alloys, supplied in a 4-1/2" diameter with a TN Quick-Change arbor and 7/8 in connector. This 36-grit disc is designed for aggressive material removal while minimizing heat buildup, and is available through 3G Electric's global industrial supply network.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the NORTON RazorStar F990S fiber disc used for?
The NORTON RazorStar F990S fiber disc is designed for aggressive material removal on stainless steel and nickel alloys. Its ceramic abrasive and cool-cutting construction minimize heat buildup, making it suitable for grinding, blending, and finishing in metal fabrication and industrial maintenance applications.
What are the specifications of the NORTON 4-1/2" fiber disc 36 grit?
This NORTON RazorStar F990S fiber disc has a 4-1/2" diameter with a TN Quick-Change arbor and 7/8 in connector. It features 36-grit ceramic abrasive, part number 66254427990. The disc is engineered for stainless steel and nickel alloys, providing fast stock removal with reduced heat.
Where to buy NORTON RazorStar F990S fiber discs worldwide?
3G Electric supplies NORTON RazorStar F990S fiber discs worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 4-1/2" ceramic abrasive disc to your facility. Contact us for pricing and lead time on this 36-grit part.
How to select the right grit for NORTON fiber discs on stainless steel?
For aggressive material removal on stainless steel, a 36-grit NORTON RazorStar F990S disc is ideal. Coarser grits like 36 remove material faster but leave a rougher finish. For blending or finishing, choose finer grits. Always match the disc to your application's heat sensitivity to avoid work-hardening.
NORTON Products
3G Electric supplies NORTON cool-cutting fiber discs for stainless steel & nickel alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









