Greene Tweed HVOF Thermal Spray System from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Document spray rates (kg/hr) and particle velocity specs
• Hazardous material declarations for carbide powders
• Distinguish electric vs pure combustion systems