</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
6806.90.00.20/Calcium Silicate Turbine Housing Insulation/Japan

Calcium Silicate Turbine Housing Insulation from Japan

Custom-molded linings for steam turbine housings, designed for extreme heat and vibration resistance using calcium silicate. Fits HTS 6806.90.00.20 as other insulating articles of this specific mineral material.

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%
Calculate with your customs valueVerify classification with AI

Import Tips

• Include OEM specifications linking to turbine end-use for classification support

• Test for purity to exclude any Chapter 69 ceramic contaminants

Calcium Silicate Turbine Housing Insulation from Japan — Import Duty Rate | HTS 6806.90.00.20