Vacuum Sealing Station for Glass Envelope Lamps
This component is a specialized vacuum sealing station used in machines that assemble electric lamps with glass envelopes, ensuring airtight seals during the manufacturing process. It falls under HTS 8475.90.10.00 as a part of lamp assembly machines dedicated to handling glass envelopes for bulbs or tubes. The precision engineering prevents contamination and maintains vacuum integrity essential for lamp functionality.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for general industrial vacuum sealing
General-purpose valves or sealing devices fall under machinery parts in 8481, not specific to lamp assembly.
If for use in semiconductor wafer processing equipment
If repurposed for semiconductor growth or testing machines, it shifts to machines not elsewhere specified.
If when equipped with integrated testing sensors
Parts with measuring or checking functions for vacuum move to Chapter 90 optical or precision instruments.
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Import Tips & Compliance
• Verify the part is exclusively for lamp assembly machines via manufacturer specs to avoid reclassification; include detailed assembly machine model references in documentation; watch for anti-dumping duties on precision glassworking parts
Related Products under HTS 8475.90.10.00
Stem Press Mold for Electronic Tubes
Interchangeable mold for forming glass stems with lead wires in tube assembly presses. Classified under HTS 8475.90.10.00 for glass envelope tube machines. Allows quick changeovers for different tube types.
Flashbulb Gas Filling Injector
Injector for precise filling of flashbulb glass envelopes with high-pressure gases before sealing. Part of assembly machines in HTS 8475.90.10.00. Controls fill volume for consistent flash performance.
Mesa Alignment Stage for Lamp Assembly
Precision XY stage for aligning components inside glass envelope lamps during automated assembly. Under HTS 8475.90.10.00 for dedicated lamp machines. Micron-level accuracy for optical centering.
Quartz Pinch Seal Former
Heating and forming tool for creating pinch seals on quartz glass envelopes in high-intensity lamps. Specific part for assembly machines under HTS 8475.90.10.00. Handles high-melt temperatures for durable seals.
Anode Support Fixture for CRT Tubes
Fixture for holding and positioning anodes inside glass envelopes during cathode ray tube assembly. Under HTS 8475.90.10.00 for tube assembly machine parts. Maintains critical spacing for electron flow.
Exhaust Manifold for Lamp Evacuation Systems
Multi-port manifold distributing vacuum to multiple glass envelopes in batch lamp assembly. Part of evacuation machines under HTS 8475.90.10.00. Optimizes throughput in high-volume production.