Variable Pitch Progressive Screw for Profile Extrusion
Variable pitch progressive cavity barrel screw for PVC window profile extrusion lines. Part of plastics profile shaping machinery, HTS 8477.90.45.01. Progressive design ensures consistent output for complex profiles.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for aluminum profile extrusion presses
Metal profile extrusion uses heading 8462 for metalworking.
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Import Tips & Compliance
• Include profile die compatibility drawings
• Certify lead-free for construction PVC applications
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