Bahmueller rau nozzles thiab injector valve specification 1

Cov khoom tshwj xeeb thiab txheej txheem nta Qhov no tso cai rau peb ua tiav:
NOZZLE NEEDLE (Lub rooj zaum & MATCH GRINDING)
CBN sib tsoo log lub sij hawm voj voog <15s
2 txoj kab uas hla hauv kev ntsuas lub taub hau ncaj nraim <0.3µm
piezo tailstock qhia txoj kab uas hla roughnesses Ra <0.06µm
ua ntej ntsuas chaw nres tsheb gap dimension deviation <1µm
qhov ntsuas qhov chaw nres tsheb roundness <0.3µm
NOZZLE NEEDLE (hauv ROLLER ASSEMBLY)
cov menyuam sib dhos Lub kaum sab xis +/- 0.1 ° cmk> 2
hydrostatic axes roundness 1.2 µm cmk>2
sab nraud sib tsoo log nrog CBN 0.8 µm cmk> 2s
tig hnav khaub ncaws chav kawm rau receptacle diameters 2µm cmk> 2
  Rz 1.3 / Pt 1.4 cmk> 2
  sib tsoo lub sij hawm 6.5 sec.

Post lub sij hawm: Jun-04-2020