Inquiry (采购产品): electromagnetic clamps We are looking into electro-magnetic clamps to hold boot molds together while injecting polyurethane under high pressure. We are also curious to know if the polarity of the clamp can be changed to pop the mold open once the shot has been completed. Thank you, Laurie Malone Office Manager Advanced Polyurethane Technologies, Inc. **** Hidden Message ***** Laurie Malone 698 Northington St. P.O. Box 597 South Hill, VA 23970 USA Company: APT Inc. Title: Office Manager Phone: 434-447-8840 Fax: 434-447-2433 E-mail: laurie.malone@aptfootwear.com **** Hidden Message ***** laurie.malone@aptfootwear.com