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Crystal Boule Grinder Rotating Blade from Canada

Rotating diamond-impregnated blade for grinding semiconductor crystal boules to exact diameters and flats indicating conductivity type, as in statistical note (a)(ii)(A). Classified under HTS 8406.90.70.00 as rotating blade of vapor turbine grinders in wafer preparation equipment. Ensures wafers meet strict semiconductor industry standards for resistivity uniformity.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Document flat grinding specs for conductivity marking (e.g

<0.5° tolerance) to tie to statistical note requirements

Use customs ruling requests for blades >300mm boule capacity to preempt challenges

Crystal Boule Grinder Rotating Blade from Canada — Import Duty Rate | HTS 8406.90.70.00