Vulcanized Fiber Abrasive Backing Sheets
Non-reinforced vulcanized fiber sheets used as backing for bonded abrasives and sanding discs. Exceptional tear strength suits high-speed applications. Classifies under HTS 3920.79.05.00 as vulcanized fiber plates/sheets.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pre-coated with abrasive grains
Articles of abrasive cloth/paper including fiber-backed go to Chapter 68.
If saturated with resin binders
Chemically modified or combined sheets shift per subheading note (a)(3).
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Import Tips & Compliance
• Document tensile strength (>100 lbs/inch) typical of vulcanized fiber
• Import uncoated; coated abrasives classify under 6805
• Avoid bulk rolls over dimensions for special rates
Related Products under HTS 3920.79.05.00
Vulcanized Fiber Electrical Insulation Sheets
Noncellular plates and sheets made from vulcanized fiber, a cellulose derivative processed with zinc chloride for high density and strength. These are used primarily for electrical insulation in motors and transformers due to their dielectric properties. Classified under HTS 3920.79.05.00 as non-reinforced sheets of vulcanized fiber.
Vulcanized Fiber Shim Stock Sheets
Thin precision sheets of noncellular vulcanized fiber used for shimming in machinery alignment. High tensile strength and machinability without lamination qualify it under this subheading. Specifically HTS 3920.79.05.00 for vulcanized fiber plates, sheets, film, foil, and strip.
Vulcanized Fiber Arc Chute Sheets
Non-reinforced sheets of vulcanized fiber cut for circuit breaker arc chutes to extinguish electrical arcs. The material's heat resistance and non-conductivity make it suitable without chemical modification beyond vulcanization. Classifies in HTS 3920.79.05.00 as vulcanized fiber plates/sheets.
Vulcanized Fiber Nameplate Blanks
Flat noncellular foil and strip of vulcanized fiber for engraving into machinery nameplates. Durable for outdoor exposure without reinforcement. HTS 3920.79.05.00 specifically for vulcanized fiber in these forms.
Vulcanized Fiber Transformer Pressboard
Dense noncellular plates of vulcanized fiber serving as pressboard in oil-immersed transformers. High compressive strength without lamination fits this cellulose derivative subheading. HTS 3920.79.05.00 applies to these unreinforced sheets.
Vulcanized Fiber Knife Handle Blanks
Noncellular sheets and blocks of vulcanized fiber rough-cut for custom knife handles. Moisture resistance and machinability without support classify it here. Under HTS 3920.79.05.00 as other vulcanized fiber plates/sheets.