The Basic casting dimension 鑄件基本尺寸 |
The single Face maching allowance 單面加工預(yù)留量 |
||
---|---|---|---|
Cutting maching 切削加工 |
Grinding maching 磨削加工 |
Gate setting 澆口設(shè)置 |
|
<= 40 | 0.7 ~ 1.0 | 0.2 - 0.5 | 2.0 |
40 ~ 100 | 1.0 ~ 1.5 | 0.5 - 0.7 | 3.0 |
100 ~ 250 | 1.5 ~ 2.0 |
0.7 - 1.0 |
4.0 |
250 ~ 500 | 2.0 ~ 3.0 | 1.0 - 1.5 | 5.0 |
Angle Type 角度形式 |
|||
---|---|---|---|
Normal 一般公差 |
± 1° | ± 2° | ± 2° |
Premium 特別公差 |
±0.5° | ± 1° | ± 1° |
Avoid the quick changes of casting structure, use fillet radiuson intemal angle when possible, which is no less than R0.3mm 鑄件結(jié)構(gòu)應(yīng)避免急劇變化,盡可能避免尖角,圓角應(yīng)達到R0.3mm以上。 |