Custom Machined Parts Industrial Automotive Hydraulic Valve Core
Idem Precision Machinery Co., Ltd. is a company which is specialized in manufacturing and exporting
various mechanical products. Quality products, competitive prices, prompt delivery and excellent services
make us to be one of the main suppliers of mechanical products in China.
We have 11 years experience of producing our main product valve core. We have exported 1120 kinds of
valve cores and we have the production capacity of 180 thousand/month.
Our company’s surface treatment and processing mode to valve core are as below:
1, Hard chrome polish: the thickness of cladding material can be 0.00075-0.015mm.
2, Surface chemical polish: can satisfied the thickness of cladding material.
3, Surface gas azotizing: can satisfied the thickness of azotizing layer.
4, Spare parts carburizing and quenching or carbonitriding, can satisfied the depth of the hardener layer.
Applications:
Valve core is a kind of hydraulic part, for the automotive, heavy machinery, wind energy,
medical apparatus and instruments, aviation and many other machinery areas.
Specifications:
diameter range: 6-50mm
length range: 10-450mm
outer diameter tolerance range:0.0025mm
outer diameter cylindricity range: 0.0013mm
outer diameter roughness range: Ra0.2um
hole size range: 3-15mm
hole size tolerance range: 0.005mm
hole depth range: <120mm
hole roundness range: 0.005mm
Main material:
1. GB20CrMo mild alloy steel(GB3077-1999)same as 4120(ASTM A 322)
2. GB20CrMo mild alloy steel(GB3077-1999)same as 8620(ASTM A 322)
3. GB20CrMo middle alloy steel(GB3077-1999)same as 4140(ASTM A 322)
4. 1144 free cutting steel(ASTM A 311)
Competitive Advantage:
1, Advanced measurement and detection instruments: Mahr Model number: MMQ400-2
Max measurable diameter: 265mm
Max measurable height: 511mm
2, Advanced MICRON
Model number: MPC-600III-15D
Machinable outer diameter range: φ6-50mm
Length range: 10-450mm
Machinable precision: Roundness: 1.0um
Taper: 1.5um
Straightness: 2um
3, Very excellent technical development team: they have 11 years experience of developing and
producing this kind of part. They have developed more than 1100 kinds of valve core products.
