Impact Crusher Blow Bars

High-chrome blow bars are hammer-like parts that strike and shatter stone or ore in horizontal shaft impact crushers for aggregates. They endure high-impact abrasion from mineral crushing. HTS 8474.90.0020 covers these as parts of crushing machines handling solid earth or ores.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8431.20.00.00Same rate: 35%

If parts of agricultural pulverizers

Machinery parts for crushing soil in farming classified under 8431, not industrial minerals.

7325.99.10.00Same rate: 35%

If cast iron versions without specific use

Skilled castings of iron default to Chapter 73 if not identifiable as crusher parts.

8474.10.00Same rate: 35%

If sorting or screening machine parts

If integrated with screening functions, may shift to 8474.10 provisions.

Not sure which classification is right?

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Import Tips & Compliance

Label shipments with 'high-chrome impactor wear parts' and include wear rate data for proper valuation

Comply with Buy America if for US infrastructure projects by documenting foreign origin

Related Products under HTS 8474.90.00.20

Roll Crusher Tooth Segments

Segmented teeth for double roll crushers grip and crush coal, limestone, or other mineral ores in solid form for size reduction. Hardfaced for extended wear life. HTS 8474.90.0020 designates these as parts of grinding/crushing machines for mineral substances.

Grinding Mill Liner Plates

Rubber or steel liner plates for ball/rod mills protect the shell while grinding ores to fine powder in mineral processing plants. Wave or ribbed patterns enhance mineral cascading. Classified in HTS 8474.90.0020 for parts of grinding machines handling solid mineral substances.

Autogenous Grinding Mill Shell Lifters

Shell lifter bars in AG/SAG mills elevate ore charge for autogenous grinding of copper or gold ores using rocks as media. High-strength steel castings. Part of HTS 8474.90.0020 for large-scale mineral grinding machine parts.

Crusher Main Shaft Assemblies

Forged alloy main shafts with eccentric sleeves transmit gyratory motion in cone and gyratory crushers for ore crushing. Precision machined for bearing fits. HTS 8474.90.0020 covers these critical rotating parts of crushing machines.

Toggle Plate for Jaw Crushers

Toggle plates in jaw crushers convert pitman motion to crushing force while protecting against tramp iron in ore feeds. Manganese steel for impact absorption. Specific to HTS 8474.90.0020 as jaw crusher parts.

Pitman Assembly for Single Toggle Jaw Crusher

Pitman arms connect eccentric shaft to toggle in single toggle jaw crushers, providing the crushing stroke for stone and ore. Balanced counterweights reduce vibration. HTS 8474.90.0020 for these articulated crushing parts.