Specifications
1. professional vacuum flask 
2. for hot metal pouring 
3. make high precision 
4. long life than generals 
5. lower cost

Flask is an important part which is used in vacuum process casting production lines. It can be used to hold sand and hot metal pouring so that we can get the metal castings of V process. It has two kinds of sand box. One kind is for ordinary vacuum process casting lines and the other kind is for automatic v process casting lines with manipulators.

http://www.sandrycast.com/