Samsung Galaxy Z Fold4 Notes On Usage page 30

Part
USB Type-C ®
connection
terminal
USB Type-C
connection
terminal
surrounding area
Speaker (upper,
lower)
Dust cover
■ Main unit (Galaxy Z Flip4)
Part
Main display
(touch panel)
Main display
surrounding area
Cover display
(touch panel) and
surrounding area
Protective film
Exterior case
(side, top, bottom,
rear)
Hinge
Damper
SIM card tray
SIM card tray
(side)
SIM card tray
(rubber gaskets)
Rear cover
28
Notes on Usage
Material
Corson alloy
PBT-GF45%
Aluminum
Si Rubber
Material
Ultra-
Thin Glass
(UTG)+PET
PC
Glass
PET film
Aluminum
SUS
Silicon
PC
Aluminum
Si Rubber
Glass
Surface
treatment
Nickel-
palladium
plating
-
Anodizing
Film insert
molding
Surface
treatment
AF coating
Urethane
coating
AF coating
AF coating
Anodizing
PVD coating
-
-
Anodizing
-
-