High-Speed Steel Quenching Oil from Mexico
Specialized quenching bath oil for hardening high-speed tool steels in forge shops. Features petroleum base (>70%) with controlled cooling rates to prevent cracking. HTS 2710.19.30.70 applies to oils functionally used for quenching in heat treatment.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include test reports showing volatile matter and calorific value if borderline with other coals/oils
• Use proper HazMat shipping papers for Class 3 flammable liquids
• Monitor for biodiesel content which excludes from this subheading