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Technical Data:

Technical Data For Castings Design Reference

1. Linear Tolerance (mm)

Casting Dimension (mm)

10

10~25

25~50

50~75

75~100

100~150

150~200

200~250

>250

Normal Tolerance (mm)

0.15

0.25

0.35

0.50

0.65

1.00

1.50

1.80

1.00%

Special Tolerance (mm)

0.10

0.15

0.25

0.40

0.50

0.75

1.00

1.20

0.60%


2. Tolerance for Flatness, Straightness and Roundness

Castings Dimension (mm)

0~25

25~50

50~100

100~150

Tolerance (mm)

0.2

0.4

0.6

0.8

3.Surface Roughness (Ra/um)

Ra12.5~6.3

4.Limit Dimension for Cast Holes and Slots

Items

Diameter (Ø mm)

L / D

Ø2~Ø3

L / D 1

Ø4~Ø7

L / D2

Ø8

L / D 2.5

Ø2~Ø3

L / D 2

Ø4~Ø7

L / D 4

Ø8

L / D 5

5.Size and Weight Range

Items

Max

Min

Best

Outline Dimension (mm)

1000x300x300

20x10x10

<150x100x100

Weight (Kg)

40

0.015

0.2~1.5

Thickness of Wall (mm)

--

1.0

5~10

6.  Proposal for Construction Design

X

 
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