QBH Technology

CNC Machining Services

Professional Manufacturer for CNC Machining

QBH Technology provides different kinds of CNC machining services including turning, milling, EDM (electrical discharge machining) and wire EDM, and surface grinding.

We have high precision Axis-3,Axis-4,Axis-5 CNC machining centers,professional team and ,advanced management,we can handle all kinds of projects to meed your stands.If you need a suitable machining manufacturer for metal and plastic CNC machining project,QBH Technology will be your best choice.Please do not hesitate to contact us for a perfect manufacturing solution

CNC Milling

Compared with CNC turning, CNC milling can be used to create complex 3D shapes or to manufacture a machined surface or features to parts made both plastics and metals. The advantage of multi-axis milling machines makes CNC milling process versatile, as well as accurate and repeatable, for creating different types of part features of complex geometries. Example include holes, curves, slots, angled shapes, and channels. 

CNC Turning

CNC Turning allow us to get high-speed turning of both plastics and metals from bar or block material. The turning process allows the production of complex external and internal geometries, including generating variety of threads. For any round shaped components, for example, shafts, worms, spheres, CNC turning can increase the efficiency compared with CNC milling. QBH turning service can make prototypes all the way through mass production parts.

CNC Gantry Machining

CNC gantry machining center refers to a machining center with the axis of the spindle and the worktable perpendicular to it. The overall structure is a portal frame composed of double columns and top beams, with a cross beam in the middle. Especially suitable for complex parts such as plates, plates, molds and small shells

Products Display

With different kinds of 3, 4, and 5-axis CNC machines in China, QBH Technology is your ideal choice for outsourcing custom machined parts and precision machining services. We provide more than 100 different types of materials and surface finishes with experience in a seamless transition from prototype machining through production machining.

CNC Machining Tolerance

QBH CNC manufacturing  standard tolerances for CNC machining of metals is DIN-2768-1-fine and for plastics is DIN-2768-1-medium. Actually,Tolerances are greatly affected by part geometry and type of material. If you want to discuss more details with us,please send email to support@qbhsz.com.

  • Linear Dimension

    +/- 0.025 mm +/- 0.001 inch

  • Hole Diameters

    +/- 0.025 mm +/- 0.001 inch

  • Shaft Diameters

    +/- 0.025 mm +/- 0.001 inch

  • Part Size Limit

    950 * 550 * 480 mm 37.0 * 21.5 * 18.5 inch

Materials for CNC Machining Parts

CNC machining has a long list of available materials for custom prototypes and manufacturing parts, from hard metals like stainless steel and titanium, to soft metals such as aluminum, copper, brass, all the way to plastics including ABS, PC, PA, etc.

A wide range of materials can undergo sheet metal production. Some most commonly used materials that can be beneficial are listed below:

  • Aluminium:Grade 6061,Grade 6082,Grade 7075,Grade 6061,Grade 5083
  • Brass:C36000
  • Mild Steel:Grade 1018,Grade 1045,Grade A36
  • Alloy Steel:Grade 4140,Grade 4340
  • Stainless Steel:Grade 304, Grade 316,Grade Duplex 2205,Grade 303,Grade 17-4
  • Tool Steel:Grade D2,Grade A2
  • ABS
  • Nylon
  • Polycarbonate(PC)
  • POM(Delrin)
  • PTFE(Teflon)
  • HDPE
  • PEEK
cnc machined parts
CNC Machining Surface Treatment Options

The surface finish available for sheet metal fabrication depends on which material and what is the part used for. The finishing options RapidDirect provide for sheet metal services are listed below:

Anodizing

  • Materials:Aluminum
  • Color:Clear, black, grey, red, blue, gold.
  • Texture:Smooth, matte finish.
  • Thickness:1.8 μm to 25 μm (0.00007″)
Bead Blasting
  • Materials:ABS, Aluminum, Brass, Stainless Steel, Steel
  • Colors:n/a
  • Texture:Matte
  • Standards:Sa1, Sa2, Sa2.5, Sa3
  • Applications:Cosmetic parts

Brushing

  • Materials:ABS, Aluminum, Brass, Stainless Steel, Steel
    Colors:n/a
    Texture:satin
    Standards:Sa1, Sa2, Sa2.5, Sa3
    Applications:Cosmetic parts

Powder Coating

  • Materials:Aluminum, Stainless Steel, Steel
    Colors:Black, any RAL code or Pantone number.
    Texture:Gloss or semi-gloss
    Applications:Vehicle parts, household appliances, aluminum extrusions

Electroplating

  • Materials:Aluminum, Steel, Stainless Steel
  • Plate type:Tin, Nickel, Electroless Nickel
  • Texture:Smooth, glossy finish
  • Applications:Electrical connections, jewelry, radiation shields
  • Subtypes:Galvanizing, nickel plating, tin plating, passivation

Polishing

  • Materials :Aluminum, Brass, Stainless Steel, Steel
  • Colors:n/a
  • Texture:Glossy
  • Types:Mechanical polishing, chemical polishing
  • Applications :Lenses, jewelry, sealing parts
Specialist In CNC Machining

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