DongYing GuoRui Casting Co.,LTD
Add:241shaotou Xincun Xindian town Dongying shandong.China
Tel:+86-546-8331428
Mobile:18653696689( only chinese)
Email:info@grcasting-china.com

Reference Design Data

1.Linearity Tolerance(MM)

Size Range 

General tolerances 

Special tolerances

0-10

±0.12

±0.10

10-15

±0.20

±0.13

15-20

±0.25

±0.15

20-30

±0.30

±0.20

30-50

±0.40

±0.25

50-70

±0.50

±0.35

75-100

±0.65

±0.45

100-125

±0.80

±0.60

125-150

±1.00

±0.70

150-175

±1.20

±0.80

175-200

±1.50

±0.90

200-250

±1.80

±1.10

>250

±0.8%

±0.5%

 

2.Can cast hole slot limit size

Project 

Aperture range(MM) 

Hole depth / diameter 

Φ2-Φ3

L/D≤1

Φ4-Φ7

L/D≤2.5

≥Φ8

L/D≤3.5

Φ2-Φ3

L/D≤2

Φ4-Φ7

L/D≤5

≥Φ8

L/D≤10

The use of water-soluble core and ceramic core, we can cast a deeper and more complex holes and slots.

 

3.Angle tolerance 

Angle form

General tolerances

±1°

±2°

±2°

Special tolerances 

±0.5°

±1°

±1°

 

 

 

4.Flatness, straightness, roundness tolerance

Casting size(MM)

General tolerances 

Special tolerances 

0-25

0.2

0.1

25-50

0.4

0.2

50-100

0.6

0.3

100-150

0.8

0.4

 

5.Size and weight range

Project 

Range 

Amount gifted

Outline dimensions(MM) 

500 x500 x 380

  <100

Weight(KG)

0.005-30

0.1-1.5

Minimum wall thickness(MM)

0.8

5-10

 

6.Surface Roughness (ra/µ m)

Casting status 

Weight(weight)>5Kg
Main wall>12mm 

6.4

My company has the ability to make the following casting surface finishing treatment for carbon and low alloy steel, can be black, galvanized, chrome, nickel plated; For stainless steel, can be used for grinding, polishing and mirror polishing by hand drawing, electricity polishing and passivation treatment; All kinds of steel can be used for blasting (glass sand, corundum sand, quartz sand) processing.

Weight(weight)>5Kg
Main wall>12mm 

3.2-6.4