Underwater Electric Detonator from Japan
Waterproof electric detonators for harbor dredging and underwater demolition, with sealed electric bridges. They are pressure-tested to 100m depths, falling under tariff item 3603.60.00 for marine blasting applications.
Duty Rate — Japan → Canada
6.5%
Import Tips
• Verify that the waterproof design meets Canadian marine blasting regulations
• Obtain an underwater demolition permit from Transport Canada
• Provide pressure-test documentation to CBSA for hazardous materials clearance