齒條

Special Note

The racks produced by CHSSB are of the following characters of high precision:
-In the whole length of 2000mm,unstraight degree is within 0.20mm,no matter the measurement is taken at any place of the rack .
-Unverticality of each vetical plane of the rack is less than 0.20mm.
-Smooth finish of each side is 0.8 and over.
-Error added up to circumferential pitch of any teeth is less than 0.20mm.