Crystal Boule Grinder

Precision grinding machine used to grind semiconductor crystal boules to exact diameters and create flats indicating conductivity type and resistivity, as defined in statistical notes for wafer manufacturing equipment. Classified under HTS 8465.96.0051 as a splitting, slicing or paring machine for hard materials like silicon boules. Essential for preparing monocrystalline semiconductor material before wafer slicing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.4%+17.5%19.9%
🇲🇽Mexico2.4%+10.0%12.4%
🇨🇦Canada2.4%+10.0%12.4%
🇩🇪Germany2.4%+10.0%12.4%
🇯🇵Japan2.4%+10.0%12.4%

Alternative Classifications

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

8486.40.00Higher: 25% vs 19.9%

If not specifically for semiconductor boule preparation

General crystal grinding machines without semiconductor-specific features fall under other machines for forming semiconductor materials.

8460.29.01Higher: 39.4% vs 19.9%

If for industrial metalworking applications

If used for grinding metal crystals or non-semiconductor hard materials, classifies under grinding machines for metal.

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 specs match statistical note definitions for semiconductor crystal grinders to avoid reclassification to Chapter 84 heading 8486

Provide detailed technical documentation proving use in monocrystalline boule processing; common pitfall is insufficient end-use certification

Ensure FDA or cleanroom compatibility certifications if for silicon/GaAs processing to meet import compliance

Related Products under HTS 8465.96.00.51

Semiconductor Wafer Slicing Saw

High-precision saw for slicing ultra-thin wafers from monocrystalline semiconductor boules like silicon or gallium arsenide, per statistical notes on wafer slicing saws. Falls under HTS 8465.96.0051 as a slicing machine for hard materials in semiconductor processing. Ensures minimal kerf loss and precise wafer thickness for device fabrication.

Wafer Edge Grinding Machine

Automated grinder for profiling and chamfering edges of semiconductor wafers to prevent chipping during handling and processing. Meets HTS 8465.96.0051 as paring/slicing equipment for hard semiconductor materials post-slicing. Critical for achieving flatness tolerances in wafer preparation.

Gallium Arsenide Wafer Paring Tool

Precision paring machine for trimming GaAs compound semiconductor wafers to exact dimensions after slicing. Covered under HTS 8465.96.0051 for paring hard semiconductor materials per statistical notes. Handles brittle III-V materials without subsurface damage.

Semiconductor Wafer Lapping Machine

Double-sided lapping equipment for achieving semiconductor wafer thickness uniformity and surface flatness per statistical note (b)(C). Classified HTS 8465.96.0051 as paring/splitting machine for hard materials in wafer prep. Targets TTV <0.5μm, bow/warp <10μm.

Wafer Grinder for Backside Thinning

Precision grinder temporarily bonded wafers to <50μm thickness for 3D IC packaging, semiconductor wafer preparation equipment. HTS 8465.96.0051 as grinding machine for hard materials. Maintains 95% die strength post-grind.

Sapphire Wafer Slicer

Laser or diamond saw for slicing synthetic sapphire substrates used in LED/GaN semiconductor devices. HTS 8465.96.0051 slicing hard materials for semiconductor applications. Handles 2-4 inch boules with <5μm TTV.