Diamond Wire Wafer Saw Tensioning Mechanism

Precision tensioning system for maintaining constant wire tension during high-speed wafer slicing from silicon boules. Classified in HTS 8479.90.95.65 as parts of semiconductor wafer manufacturing saws.

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.

8428.90.03Same rate: 35%

If considered general tensioning equipment

Lifting/tensioning mechanisms without semiconductor specificity elsewhere.

8479.90Same rate: 35%

If for boule slicing vs wafer slicing

Different statistical breaks within semiconductor equipment.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Calibrate tension sensors to ±0.1N specifications before import inspection

Include wire break detection system integration documentation

Specify wire speed compatibility (20-100 m/s ranges)

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