Karl Mayer HKS 4-M Tricot Warp Knitting Machine

The Karl Mayer HKS 4-M is a high-speed warp knitting machine designed for producing technical textiles like spacer fabrics and sportswear meshes. It features four needle bars and electronic guide bar control, classifying under HTS 8447.20.40.00 as a warp knitting machine for forming warp yarns into loops simultaneously.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+17.5%17.5%
🇲🇽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.

8447.20.20.00Same rate: 17.5%

If configured as a flat knitting machine for shaped panels

Flat knitting machines under 8447.20.20 produce weft-structured knits for garments, differing from warp structures.

8448.49Lower: 10% vs 17.5%

If primarily used for lace or tulle production

Machines specialized for gimped yarn, lace, or net fall under auxiliary textile machinery in 8448, not general knitting.

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

Verify machine specifications match 'warp knitting' definition in Chapter 84 notes to avoid misclassification as circular knitting machines

Include detailed technical brochures and CE certification for EU-origin machines to expedite customs clearance

Declare exact gauge (e.g

E28) and working width to ensure accurate duty assessment and prevent undervaluation penalties