Machinery parts
Part of: 690911 — Ceramic wares for laboratory, chemical or other technical uses: — Of porcelain or china:
N236173 · 2013-03-08 — The tariff classification of a porcelain ceramic roller, ceramic diffuser disc, ceramic filter plate and a porcelain ceramic blank from Germany or China.
The merchandise under consideration is a roller for use in copper wire drawing, a diffuser disc for use in municipal wastewater systems, a mining filter plate used to separate ore from water, and a blank from which various articles may be machined. Samples of these items were submitted with your ruling request and were forwarded to the Customs and Border Protection Laboratory for analysis. This analysis has been completed. A fifth item, described as a filter drier core, was previously classified as 8421.29.0065 Harmonized Tariff Schedule of the United States (HTSUS) in ruling N236294, issued…
g82169 · 2000-10-10 — The tariff classification of ceramic valve sleeves and pistons exported from the United States to Mexico for further processing.
The articles at issue are ceramic beverage valve components. The components consist of valve sleeves and pistons of alumina that are manufactured to a semi-finished state in the United States and then sent to a maquiladora in Mexico where they are ground and polished to their finished dimensions. The semi-finished components shipped to Mexico are incomplete for their intended use. The further processing in Mexico constitutes an operation that is performed as a matter of course in the manufacture of finished valve sleeves and pistons. When the processing in Mexico is completed, the finished…
E82049 · 1999-06-04 — The tariff classification of ceramic tower packings from Germany, Austria or China.
The subject merchandise is ceramic tower packings of porcelain, alumina, stoneware, cordierite and mullite which are used in the purification of contanimated gases emanating from industrial gas or other sources. They consist of the following apparatus: a) honeycomb monoliths that are used in the purification or filtering process in which contaminated gases are treated through a Regenerative Thermal Oxidizer (RTO). Further, they are principally used in a RTO for the preheating and cooling of waste gases before the gases enter and exit the combustion chamber of such device. b) saddles that are…
D88572 · 1999-03-16 — The tariff classification of ceramic machinery parts from Japan.
The subject merchandise is porcelain machinery parts that will be used in a Chemical Vapor Disposition chamber which is a film formation device used in the manufacture of wafers for semiconductors. These parts, composed of alumina and fired white, consist of the following: a) the exclusion ring, part number 15-032939-00, which is a ceramic ring, situated around the wafer, that features holes around its diameter for allowing vapor to move freely across the wafer as the film is being applied. b) the insulator, part number 0200-18067, that protects the pedestal which holds the wafer from the…
c88836 · 1998-06-25 — The tariff classification of porcelain minibeads from Japan.
The subject merchandise consists of white ceramic minibeads of porcelain, referred to as the "torayceram beads," which will be utilized as an essential media in machines for grinding mills. You claim that these beads are properly classifiable under subheading 8479.82.00, Harmonized Tariff Schedule of the United States (HTS), which provides for parts of other grinding machines. However, since Note 1 (b) of Chapter 84, HTS, excludes appliances or machinery or parts thereof of ceramic material (chapter 69), consideration of classification under this subheading is precluded. The applicable…
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