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Huizhou Guangdong a foreign stainless steel pipe valve parts manufacturer
NPTF is American dry canal thread sealing, request not add medium with screw sealing, the tool of concentricity and taper and pitch, upon the request of the high. Customers using thread milling processing thread, in the domestic purchased several thread milling cutter over a processing all unqualified, only the rules of qualified, bottom cutter big; qualified bottom, only the rules is not qualified.
Because the time problem from Rothschild to buy the same specifications of the thread milling cutter, through the use of a few months, Rothschild high precision, long life, finish qualified, completely solve the problem of our thread processing.
NPTF threads standard is the one of the standard thread thread inspection tool manufacturers technical force, with respect to a circle centerless grinding and used to segment difference machine grinding step, and then five axis tool grinding thread milling cutter is unable to reach the standard thread.
(Rothschild technical articles are original, if need to reprint please indicate the source.)
