Inquiry (采购产品): Siftting powders I have an alumina powder that has prticles that are too large. I need to have it sieved. Do you offer this service or do you know of anyone in the Tulsa area that does? Thank you, **** Hidden Message ***** Rusty Seratte 74015 Company: Delphi E-mail: rusty.seratte@delphi.com **** Hidden Message ***** rusty.seratte@delphi.com