High quality knurled shaft
1>For appliance spare parts,eg.furniture,electronic and eletrical appliance,automobile, sport equipment,medical equipment.
2>Material:aluminium,stainless steel, copper,alloys,mild steel,middle carbon steel
3>Finished: plain,black,zinc/nickel plated
4>What we are producing are non-standard parts,we only can produce according to your design so if you have this demand please send us the drawings or samples you have we will quote for you ASAP.
5>Standard and nonstandard parts
6>Quality certificate:ISO9001:2008,ISO14001:2004
7>All products meet RoHS.
Our company's features:
1.Advanced equipment,Processing fast,
2.Staff professional, good quality
3.Efficient, good service
4.Factory direct low price, accurate delivery
5.The tolerance:+/- 0.05mm
Material | SUS420J,SUM24,S45,40Cr,SUM420,SUM440SUS201,303,304,316,416 |
Roundness | 0.0003mm |
Cylinderness | 0.0005mm |
Roughness | Ry0.4 |
Gear/Worm Precision | Grade 7 |
Position | 0.03mm |
Heat treatment | point hardening ( cementite, oxidation, high frequency ), quench hardening |