84141000.10 |
Corrosion-resistent vaccum pumps (flow rate>5m3/h,with contact surface being made of special corrosion-resistent materials) |
set/kilogram |
30% |
3 |
|
-- |
84141000.20 |
Vaccum pumps (intel≥38cm,speed≥15kl/s,vacuum extremity<10-4torr) |
set/kilogram |
30% |
3 |
|
Compare-84141000.10 |
84141000.30 |
Vaccum pumps that can be used in UF6 atmosphere(made of aluminium,nickel or alloys with the content of nickel being more than 60% or used as a lining) |
set/kilogram |
30% |
3 |
|
Compare-84141000.20 |
84141000.40 |
Specially-designed or specially-made vaccum pumps with exhaust capacity≥5m3/min (used exclusively for diffusion and concentration of isotopic gases |
set/kilogram |
30% |
3 |
|
Compare-84141000.30 |
84141000.50 |
Vaccum pumps that can be used in UF6 atmosphere(UF6-resistent pumps can be sealed with fluorocarbon or special working fluid) |
set/kilogram |
30% |
3 |
|
Compare-84141000.40 |
84141000.60 |
Vacuum pumps dedicated or primarily used in the manufacture of semiconductor wafers or flat panel displays |
set/kilogram |
30% |
|
|
Compare-84141000.50 |
84141000.90 |
Other vaccum pumps |
set/kilogram |
30% |
|
|
Compare-84141000.60 |