Semiconductor Wafer Crystal Grinder-Slotter
This combined crystal grinder and slotter grinds semiconductor crystal boules to diameter while slotting flats to indicate conductivity type. It performs slotting operations on cermet materials and is not numerically controlled. It falls under tariff item 8461.20.90 as an 'other' slotting machine for working cermets.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the machine is solely for semiconductor wafer fabrication
Machines for manufacturing semiconductor devices are classified under heading 84.86.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Determine if the machine's principal function is semiconductor fabrication, which would classify it under 8486.20.00
• If slotting is the primary function, document this to support classification under 8461.20.90
• Provide a technical manual to the CBSA
Related Products under Tariff item 8461.20.90
Keyway Slotter for Motor Shafts
This compact slotting machine is optimized for cutting parallel and Woodruff keyways in electric motor shafts up to 200mm diameter. It removes metal through slotting operations and is not numerically controlled. It falls under tariff item 8461.20.90 as an 'other' slotting machine for metalworking.
Precision Wafer Edge Profiling Slotter
This specialized slotting machine profiles edges of silicon wafers to exact specifications, removing cermet material for flatness and diameter control. It is not numerically controlled and works on cermet materials. It falls under tariff item 8461.20.90 as an 'other' slotting machine for working cermets.
Rebuilt Fellows 35A Gear Shaper
This rebuilt gear shaping machine generates internal and external spur gears, helical gears, and splines through progressive cutting with a reciprocating cutter. It is a used machine that has been rebuilt and is not numerically controlled. It falls under tariff item 8461.20.90 as an 'other' shaping machine for metalworking.
Rebuilt Pfauter PSH 150 Gear Slotter
This rebuilt gear slotting machine shapes large module gears up to 1500mm diameter for industrial gearboxes. It is a precision machine that removes metal through slotting operations and is not numerically controlled. It falls under tariff item 8461.20.90 as an 'other' slotting machine for metalworking.
Reconditioned Giddings & Lewis Slotter
This reconditioned ram-type slotting machine is used for forging dies and large mold slots, with a 24-inch stroke capacity. It removes metal through slotting operations and is not numerically controlled. It falls under tariff item 8461.20.90 as an 'other' slotting machine for metalworking.
Spline Shaft Slotting Machine
This precision slotting machine cuts involute splines on transmission shafts and PTO components through multiple passes. It removes metal via slotting operations and is not numerically controlled. It falls under tariff item 8461.20.90 as an 'other' slotting machine for metalworking.