TrackingCalorimetery

Particle

Identification

WBS 1.5.2 DETECTORS

Space IssuesCDR has 5cm gaps:

Move BCAL out 3cm

2cm

8cm NEWCurtis Meyer, 20 May’2004

36/48 Modules of B.C

Design 1.1. This Design incorporates two Carbon-

fiber cylinders of 0.5 cm thk

2. The CDC is enclosed in a Carbon_fiber cylinder running all along the length of 2m

3. The second cylinder is 4m long supporting the rails for CDC & FDC

4. Two rails are positioned at 4 O’clock and 7 O’clock positions

0.65 ~ 0.85

DETAILS OF THE RAILS AND SPACING

1. Casing & Track rail: Non-magnetic stainless 2. Steel Balls: Silicon nitride ceramics3. Under seal: Nitrile rubber without metal part4. End plate: 316 stainless steel5. Ball retaining band: 304 stainless steel6. End seal: 316 SS.7. Screw: XM7 stainless steel8. Grease fitting: Brass9. Grease: Shell Alvania EP2 2

LWH20 series rails from IKO

LOAD RATING

Static : 4.52 KN

Dynamic: 4.10 KN