Basalt Fiber Pipe Insulation Sleeve from Canada
Sleeves made from basalt rock wool (a mineral wool variant) for insulating process piping in chemical plants. HTS 6806.10.00.60 includes such similar mineral wools formed as pipe coverings for heat/sound insulation.
Duty Rate — Canada → United States
13.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide fiber origin certification (basalt as rock-derived) to confirm mineral wool status
• Test for hazardous material declarations, as high-density wools may have import restrictions
• Sold with clamps? Classify assembly as set if clamps dominate value, potentially Chapter 73