High Molecular Weight Granular PTFE from United States
High molecular weight granular PTFE for ram extrusion into rods and tubes, in virgin resin form, is classified under 3904.61.00. This primary form is used for skiving stock in tapes and liners. The ultra-high molecular weight enhances mechanical properties.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is in granular primary form, not extruded rods or tubes
• Provide molecular weight data if requested by CBSA
• Ensure PTFE monomer purity exceeds 95% for this classification