20CrMo Hardened Steel Bushing Super Lubricating Hardened Sleeve Bearing

Model Number:PVB054
Description:Heavy duty hardened steel bushing
Material:20CrMo
Heat Treatment:Carburizing and quenching
Surface Treatment:double friction reduce treatment
Lubricating:Oil pockets
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20CrMo Heavty Duty Super Lubricating Hardened Steel Bushing


20CrMo hardened steel bushings are made of 20CrMo sorbite steel with multiple complex surface treatment. This type of bushing is designed for high performance, low maintenance, long service life for extreme touch appliation


Material




  • Base Material: Sorbite Steel
  • Base Hardness: 280-330HV0.3
  • Carburized Treatment
  • Hardness of carburized layer: HRC57-62
  • Thickness of carburized layer 0.8-1.2mm

QPQ Treatment



  • Hardness of QPQ Treatment>550HV
  • Thickness of QPQ Treatment:0.15-0.4mm

Coating Treatment



  • Coating multiple self lubricating layer
  • Design oil pockets on inside surface which can stock oil grease to have a resistance to impact, wear,friction and corrosion under the protection of oil film. I20CrMo Hardened Steel bushing can remove a lot of problem of traditonal hardened steel bushing like noisy, frequently replacement,easy and etc. it's very good choice of cost saving

Advantages



No additional oil or grease is required for lubricating

Can be worked at 300 ℃ high temperature without bearing burnt or journal sticking

High load, strong comression,high hardness, low friction


Application



20CrMo Hardened steel bushing is widely used for excavator ,rotary drilling machine,heavy duty loader,diaphragm wall grab


Technical Data



Materail

20CrMo

Max Dynamic Load(Mpa)

250N/mm2

Max Temperature

-100-350°C

Max Sliding Speed(m/s)

1.5m/s

Hardness

57-62 HRC




China 20CrMo Hardened Steel Bushing Super Lubricating Hardened Sleeve Bearing supplier

20CrMo Hardened Steel Bushing Super Lubricating Hardened Sleeve Bearing

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