Of fused quartz or other fused silica
Glass in balls (other than microspheres of heading 7018), rods or tubes, unworked: > Rods: > Of fused quartz or other fused silica
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Products classified under HTS 7002.20.10.00
Fused Quartz Optical Rod
A high-purity rod made from fused quartz or fused silica, unworked except for basic forming, used in optical systems and lasers. It falls under HTS 7002.20.10.00 as an unworked rod of fused quartz or other fused silica, prior to any further processing like cutting or polishing.
Fused Silica Thermocouple Protection Tube
Unworked tube-like rod of fused silica designed to sheath thermocouples in high-temperature furnaces. Classified in HTS 7002.20.10.00 as it is an unworked rod or tube of fused silica, not further processed before annealing.
Fused Quartz Semiconductor Processing Rod
Cylindrical unworked rod of fused quartz used as stock material for fabricating wafer boats and diffusion tubes in semiconductor manufacturing. It qualifies for HTS 7002.20.10.00 as unworked rods of fused silica, essential for ultra-high purity environments.
Fused Silica Laboratory Stirring Rod
Straight unworked rod of fused silica used in chemical laboratories for mixing reagents without contamination. Falls under HTS 7002.20.10.00 as an unworked rod of fused quartz/silica per the tariff hierarchy for balls, rods, or tubes.
Fused Quartz Fiber Drawing Rod
Unworked fused quartz rod serving as preform material for drawing optical fibers in telecommunications. Classified under HTS 7002.20.10.00 for unworked rods of fused silica, before drawing into fibers.
High-Purity Fused Silica Halogen Lamp Rod
Unworked rod of high-purity fused silica used to fabricate envelopes for halogen cycle lamps. It is classified in HTS 7002.20.10.00 as unworked rods of fused quartz, retaining translucency for lighting applications.
Fused Quartz UV Disinfection Rod
Unworked fused quartz rod stock for manufacturing UV germicidal lamps used in water purification. Falls under HTS 7002.20.10.00 as seamed, unworked rods of fused silica with high UV transmission.
Fused Silica Precision Metrology Rod
Ultra-stable unworked fused silica rod used as gauge blocks or reference standards in precision measurement. Classified HTS 7002.20.10.00 for unworked rods, valued for minimal thermal expansion.
Fused Quartz Aerospace Window Rod Stock
Unworked fused quartz rod for fabricating windows and viewports in satellites and aircraft. HTS 7002.20.10.00 covers this seamed rod of fused silica before optical working.
Synthetic Fused Silica Crucible Rod
Rod stock of synthetic fused silica used to form electric melting crucibles for crystal growth. Classified under HTS 7002.20.10.00 as unworked rods meeting the fused silica definition.