Straw R&D

• Design based on NA62 straws

• to take advantage of existing expertise & tooling
• ultrasonic welding
• 500㎛seam
• 9.75㎜diameter
• 30㎛Mylar, 50㎚Al coating

• Diameter larger than originally envisaged:

• Need to reduce straw mass
• R&D ongoing
• 20㎛Mylar, 70㎚Al
• 12㎛Mylar, 70㎚Al