Precision Hatching Knurling Motor

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    Negotiable

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  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Zhejiang

  • Validity to:

    Long-term effective

  • Last update:

    2021-01-28 08:30

  • Browse the number:

    395

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Company Profile

Ningbo Hengyuan Shaft Industry Co., Ltd

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Contact:nbhyzy(Mr.)  

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Area:Zhejiang

Address:Zhejiang

Website:http://www.china-shaft.com/ http://nbhyzy.mgdbzq.com/

Product details








High Precision Heat Treatment SUS420J2 8X121 Edging Hatching Knurling Motor Rotor Steel Shaft



This shaft is an automobile motor shaft. It is used in the automatic field. The two ends are knurled. There is a section of double milling in the middle of the shaft. The runout of any part of the whole shaft is 0.02, and the hardness is HRC43-47. Two types of grinders, coreless grinder and plug grinder, are used.









































































Product Description



Reminder: All products are customized products for customers, if you have customized requirements, please contact customer service


Product Name




shaft




Specifications




8*121




Material




SUS420J2




Hardness




43-47




Number




Process




Control Item



Control Standard


10




Cutting




length




121 +1.2/+1.0




Straightness




↗0.03




20




Surface grinding




length




121 +0.2/+0.1




30




rough grinding 1




Outer diameter




Ф8 +0.12/+0.11 ↗0.02




40




CNC turning




double milling edge




50




knurling Rolling




Reticulated




Ф8 +0.05/+0 m=0.4




60




Heat treatment




Hardness




HRC43-47




70




rough grinding 1




Outer diameter




Ф8 +0.06/+0.05 ↗0.01




80




Fine grinding




outer diameter




Ф8 +0.005/ 0




Roundness




Ф8 ±0.002




Roughness




0.002




Run-out




Ra0.4




90




Plug grinder




outer diameter




Ф8 -0.020/-0.035






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