Fireclay Gunning Mix Refractory from Japan
A pneumatic-applied fireclay refractory mix for repairing furnace hot spots via guniting. Falls under HTS 3816.00.20.10 as clay-based refractory concrete for spray application in steel plants.
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
• Include gunning velocity and bond strength test data to validate refractory performance
• Separate from castables (3816.00.50) by proving dry clay powder form
• Avoid bulk clay confusion; ship with application instructions for guniting