Quartz Glass Tube Polishing Machine from Japan
Centerless polisher finishes outer diameter of quartz tubes for lighting and labware. Cold working specialty glass under HTS 8464.20.0110. Maintains thermal properties.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• High-temperature quartz specs prevent ceramic misclassification
• Centerless design docs distinguish from standard grinders
• Lab certification aids end-use verification