Greene Tweed HVOF Thermal Spray System from Canada
High-velocity oxy-fuel (HVOF) spray machine for applying wear-resistant carbide coatings to oilfield drill bits using electric plasma-assisted combustion. HTS 8515.80.00 covers the electric apparatus component for hot spraying cermets and metals. Achieves coating hardness >1200 HV.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document spray rates (kg/hr) and particle velocity specs
• Hazardous material declarations for carbide powders
• Distinguish electric vs pure combustion systems