Winnington Casting Company Limited
Room 502, 508-509, 5/F, Kowloon Plaza 485 Castle Peak Road, Cheung Sha Wan, Kowloon, Hong Kong
Tel：+852 2370 9938
Fax：+852 2370 8862
E-Mail：info@winningtoncasting.com
FOUNDRY：
Huizhou Winnington Casting Company Limited
XiKeng, Hui Huan Town, Huizhou City, Guang Dong, China
Tel：+86 752 265 2780
Fax：+86 752 263 1715
● Product Types
Investment Castings is known for its great design flexibility with respect to attainable intricacy, precision and the variety of alloys that may be casted . We have developed thousands of products across various industries. Please visit Markets Served and Products for more information.
● Material
We pride ourselves in our ability to cast close-tolerance parts from a wide range of metals and alloys, include CF8, special steel, tool steel, heat resistance alloy steel, cast iron, and brass as listed below:
|
Name |
Routine No. |
|
Stainless Steel |
303 / 304(L) / 316(L) / 410 / 420 / 430 / ASTM630 (17-4PH) |
|
Carbon Steel |
ZG25～ZG55 (ICI1020~1050) / WCB / ASTM1212,ASTM12L14 / SS1411 |
|
Low Alloy Steel |
ZG15CrMo / ZG35CrMo / ZG40Cr / AISI A2340 / ICI4130, ICI4140, ICI6150, ICI8620 |
|
Heat Resistance Steel |
ASTM HD,HF,HK / 2Cr25Ni20 (2520) / 2Cr25N |
|
Copper Alloy |
ZCuZn38(H62) / ZCuZn16Si4 / ZcuAl10Fe3 / ZCuSn10P1 / ZCuSn5Zn5Pb5 |
|
Aluminum Alloy |
ZL101 / ZL201 / ZL202 / ZL301 |
|
Other |
Gray iron / Magnesium Iron / Alloy Cast Iron |
● Material Standard
Quality of material is a critical factor in terms of product quality. All materials procured and warehoused here at Winnington Castings meet the international quality standards of ASTM, AISI, BS, DIN, JIS and KS.● Size and Weight
|
Product |
Max |
Min |
Best |
|
Figure Size (mm) |
500×300×200 |
10×5×2 |
＜120×80×80 |
|
Weight (Kg) |
20 |
0.003 |
0.100～3 |
|
Thickness (mm) |
─ |
1.0 |
5～15 |
● Round Corner (mm)
| Exterior Round Corner | R≥0.2 |
| Interior Round Corner | R≥0.3 |
● Angle Tolerance ( º )
| ±0.5 º～±1 º |
● Surface Roughness (Ra/μm)
| Ra6.3～Ra3.2 |
● Limit Tolerance Of Slot
|
Hole Type |
|
Aperture (Ø mm) |
L / D |
|
|
Blind Hole |
Ø2～Ø3 |
L / D ≤ 1 |
|
Ø4～Ø7 |
L / D≤ 2 | ||
|
≥Ø8 |
L / D ≤ 2.5 | ||
|
Through Hole |
Ø2～Ø3 |
L / D ≤ 2 | |
|
Ø4～Ø7 |
L / D≤ 3 | ||
|
≥Ø8 |
L / D ≤ 5 |
● Linearity Tolerance (mm)
|
Basic Dimension (mm) |
≤10 |
10～25 |
25～50 |
50～75 |
75～100 |
100～150 |
150～200 |
200～250 |
>250 |
|
Ordinary 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% |
● DIN VDG-MERKBLATTP-690LINEAR TOLERANCE(MM)
|
Basic size of castings(mm) |
≤10 |
10～25 |
25～50 |
50～75 |
75～100 |
100～150 |
150～200 |
200～250 |
|
D1 Tolerance(mm) |
±0.10 |
±0.25 |
±0.52 |
±0.60 |
±0.68 |
±0.84 |
±1.12 |
±1.44 |
|
D1 Tolerance zone(mm) |
0.2 |
0.5 |
1.04 |
1.2 |
1.38 |
1.68 |
2.24 |
2.88 |
|
D2 Tolerance(mm) |
±0.08 |
±0.17 |
±0.38 |
±0.46 |
±0.53 |
±0.65 |
±0.88 |
±1.05 |
|
D2 Tolerance zone (mm) |
0.16 |
0.34 |
0.76 |
0.92 |
1.06 |
1.3 |
1.76 |
2.1 |
|
D3 Tolerance(mm) |
±0.086 |
±0.12 |
±0.23 |
±0.27 |
±0.30 |
±0.36 |
±0.43 |
±0.51 |
|
D3 Tolerance zone (mm) |
0.12 |
0.23 |
0.46 |
0.53 |
0.6 |
0.71 |
0.86 |
1.02 |
● Flatness, Straightness and Roundness
| Basic Dimension(mm) | 0～25 | 25～50 | 50～100 | 100～150 |
| Tolerance（mm） | 0.2 | 0.4 | 0.6 | 0.8 |
We are equipped with High-precision CNC lathe to process the interior and exterior of various types of curved surfaces such as cylinder, cones, contrate, chamfer, bevel edges, screw thread, milling holes and boring holes, while conforming to the JB/T8324.1-96 Standard.
Note: Unless stated otherwise by customers, listed above are the general standards and guidelines observed and conformed by Winnington Casting. The company is able to conform to other casting standards that are requested by our customers whether it is the German Casting Tolerance Standard VDG-MERKBLATT P-690, or the Casting Dimension Tolerance Standard GB 6414-86.
