Peak to Peak Starting Amplitude Ranges

Amplitude reference chart for 20 KHZ ultrasonic welding

Amorphous Resins
Microns
Thousandths
ABS (Cycolac)35-451.4-1.8
ABS Polycarbonate (Cycoloy)45-551.8-2.2
Acrylic (Plexiglass, Perspex)35-451.4-1.8
Acrylic Multipolymer (XT-Polymer)40-551.6-2.2
Phenylene-Oxide (Noryl)45-501.8-2.2
Polycarbonate (Lexan)50-1002.0-4.0
Polycarbonate/Polyester50-1002.0-4.0
Polystyrene35-451.4-1.8
Polysulfone (Udel)65-1002.6-4.0
Polyvinylchloride (Rigid PVC)40-751.6-3.0
SAN/NAS30-651.2-2.6
Styrene Block Copolymers (K-Resin)35-451.4-1.8
Crystalline Resins
Microns
Thousandths
Acetal (Delrin, Celcon)75-1253.0-5.0
Liquid Crystal Polymers (Xydar)60-1252.4-5.0
Nylon (Zytel)90-1253.5-5.0
Polyester PBT (Celanex, Valox)90-1003.5-4.0
Polyester PET (Rynite)60-1252.4-5.0
Polyetherether Ketone (Peek)60-1252.4-5.0
Polyetherimide (Ultem)60-1252.4-5.0
Polyethylene P/E70-1252.8-5.0
Polyphenylene Ether/Oxide (Prevex)60-1252.4-5.0
Polyphenylene Sulfide PPS (Ryton)80-1253.2-5.0
Polypropylene P/P70-1252.8-5.0
Applications
Microns
Thousandths
Welding30-1251.2-5.0
Staking75-1253.0-5.0
Swaging75-1253.0-5.0
Inserting20-350.8-1.4
Spot Welding50-1252.0-5.0
Degating75-1253.0-5.0

NOTE – Amplitude ranges for ultrasonic welding may vary depending on if these are glass filled resins or if other additives are combined with the resins listed above. Keep in mind that these are just starting points and that each application will vary.