Form welding whole small model to producing the part of large model, then delivering to spot for combination.

*Double-layer adverse current movement, could reach speedy and even blend.*Could blend powder with powder, or powder with powder, or powder with liquid additives.* Little accumulation and adherence.*

*Double-layer adverse current movement, could reach speedy and even blend.*Could blend powder with powder, or powder with powder, or powder with liquid additives.* Little accumulation and adherence.*

*Double-layer adverse current movement, could reach speedy and even blend.*Could blend powder with powder, or powder with powder, or powder with liquid additives.* Little accumulation and adherence.*

*Much ability of treatment and little need of power.*Easy operation, dismantling and combination.*Air tightness. Also could produce different models.*Many models could be used for various purposes.*M

*Much ability of treatment and little need of power.*Easy operation, dismantling and combination.*Air tightness. Also could produce different models.*Many models could be used for various purposes.*M

*The narrow scatter for grain degree will be acquired.*High precise separation with high return of fine powder.* The scope of separation within 5 150 m could be chose at will.* Easy operation and

*The narrow scatter for grain degree will be acquired.*High precise separation with high return of fine powder.* The scope of separation within 5 150 m could be chose at will.* Easy operation and

*The narrow scatter for grain degree will be acquired.*High precise separation with high return of fine powder.* The scope of separation within 5 150 m could be chose at will.* Easy operation and