High-Purity Silica Crucible Puller from Germany
Machine pulls optical quality silica boules from high-purity quartz crucibles using precise rotation and translation for preform slicing. Electric heating elements maintain stable melt. HTS 8475.21.00.00 classification for optical fiber production equipment.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Crucible material purity specs (>99.999%) documentation essential
• Distinguish from semiconductor CZ pullers (statistical notes)
• Rotation speed control system details