Waterproofing Membrane Bitumen from Japan
Oxidized petroleum bitumen for torch-applied waterproofing membranes in commercial roofing. It is a residue of petroleum oils under heading 27.13, with a high softening point ensuring thermal stability.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the oxidation process; air-blown bitumen is still classified under 2713.20.00
• Provide the softening point and penetration test results
• Verify the product is not mixed with other materials like polymers or fillers