邪恶美女动态图,激情美妇,美女销魂图,秘书穿短裙黑色丝袜内裤曝光,极度销魂美女,pans福利,亚洲丝袜诱惑

Loading Blog...

welcome to HIVATECH

Vacuum Die Casting

When excessive air is trapped inside the casting it will cause defects such as internal porosity or blisters on the surface. If normal venting is not sufficient, you can extract it out using vacuum.

Read More

New

Vacuum Die Casting

2015 07 28

Vacuum Die Ca...

New Item

Contact Us

Address:No. 51A, Road Anqi, Dadaowan Industry Development Zone, Anshan Liaoning,
Phone:(+86) 13816500254
Tel:(+86 412) 5217979

Don't waste time!

Contact Us