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    Techincal parameter

    Home > Techincal parameter

    Linear Tolerance (mm)

    Dimension (mm)

    ≤10

    1025

    2550

    5075

    75100

    100150

    150200

    200250

    >250

    Normal (mm)

    ±0.12

    ±0.25

    ±0.30

    ±0.50

    ±0.65

    ±0.80

    ±1.50

    ±1.80

    ±0.80%

    Premium (mm)

    ±0.10

    ±0.15

    ±0.25

    ±0.40

    ±0.45

    ±0.70

    ±1.00

    ±1.10

    ±0.50%


    Limit Dimension for Cast Holes and Slots

    Items

    Hole Dia.

            (mm)

    L/D Hole depth/Pore diameter

       

    2-3

    L/D≤1

    4-7

    L/D≤2.5

    ≥8

    L/D≤3.5

       

    2-3

    L/D≤2

    4-7

    L/D≤5

    ≥8

    L/D≤10

    Deeper and more complicated holes and slots can be cast by using soluble wax cores and ceramic cores.


    Angle Tolerance

    Angle Tyoe

     

     

     

    Normal

    ±1°

    ±2°

    ±2°

    Premium

    ±0.5°

    ±1°

    ±1°

    Avoid the quick changes of casting structure,use fillet radius on internal angle when possible.which is no less than RO.3.


    Tolerance for Flatnes,Straightness and Roundness


    Dimension(mm)

     

    Normal(mm)

    Premium(mm)

    0-25

    0.2

    0.1

    25-50

    0.4

    0.2

    50-100

    0.6

    0.3

    100-150

    0.8

    0.4


    Size and Weight Range

    Items(mm)

    Size

                                              Premium

    Outline Dimension(mm)

    1000X620X380

    100

    Weight(kg)

    0.01-120

    0.1-1.5

    Min.Wall Thickness

    1.0

    5-10


    Surface Roughness (Ra/μm)

    Ra6.33.2




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