Inquiry (采购产品): Quote Request I'd like more information on your ultrasonic welding as it relates to welding on optical grade polycarbonate. Any information you may have regarding different grades of optical grade polycarbonate to show strength vs. distortion would be appreciated as well. We are in the process of developing a new product and gathering information as to who can do what step in the process. Thank you for your help. **** Hidden Message ***** Paul Linehan 26 Thomas Patten Drive Randolph, MA 02368 USA Company: Randolph Engineering Title: Sales Manager Phone: 7819616078 Fax: 8008754200 E-mail: paull@randolphusa.com **** Hidden Message ***** paull@randolphusa.com