OVD Outside Vapor Deposition Preform Machine
Outside Vapor Deposition (OVD) machine that flames hydrolyzes silicon tetrachloride to deposit soot on a ceramic target, building preforms for optical fibers. Multiple passes create graded index profiles. Specifically classified in HTS 8475.21.00.00 for optical fiber preform production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If industrial burners without deposition function
Furnace burners classified separately from complete preform systems.
If static mixing apparatus for glass
Alloy/gasket static mixers if no fiber-specific deposition.
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Import Tips & Compliance
• Provide evidence of flame hydrolysis capability for distinguishing from MCVD systems
• Ensure chemical handling certifications for silicon precursors
• Note energy consumption for flame systems in efficiency declarations
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