Crystal Puller Speed Reducer from China
A precision manual speed reducer used in Czarkochralski crystal growth furnaces for semiconductor boule pulling. It allows manual control of rotation speed to maintain uniform crystal formation. This product is classified under tariff item 8483.40.00 as a manually controlled speed changer.
Duty Rate — China → Canada
0%
Import Tips
• Confirm whether the speed reducer is designed solely for semiconductor manufacturing, as it may qualify for a reduced duty rate under certain tariff provisions
• Provide detailed technical documentation to CBSA to substantiate the classification as a speed changer
• Check if the product requires an import permit under Canada's controlled goods regulations