Vial closures with septum and stoppers

Cap types and their properties

Cap types

Septum materials and their properties

Septum types

Application
Type
Closure size
Septum material
Specification

Type
Crimp cap
Closure size
ND20
Material
Aluminium
Septum
ms-Pure Silicone/PTFE
Specification
Overpressure protection

Type
Screw cap
Closure size
20-400
Material
Polypropylene
Septum
Silicone non-pigmented, PTFE white
material thickness
1.6 mm

Type
Screw cap
Closure size
20-400
Material
Polypropylene
Septum
Silicone non-pigmented, PTFE white
material thickness
3.4 mm

Type
Crimp cap
Closure size
ND20
Material
Aluminium
Septum
PTFE
material thickness
1.2 mm
Specification
Zero-Sept Air, Multiple injection

Type
Crimp cap
Closure size
ND20
Material
Aluminium
Septum
Silicone non-pigmented, PTFE white
material thickness
3 mm

Type
Crimp cap
Closure size
ND20
Material
Aluminium
Septum
PTFE
material thickness
1.2 mm
Specification
Zero-Sept Air, Multiple injection

Type
Stopper
Closure size
ND22
Material
Butyl caoutchouc
Septum
Butyl rubber/PTFE red

Type
Screw cap
Closure size
24-400
Material
Polypropylene
Septum
Silicone non-pigmented, PTFE white
material thickness
1.6 mm

Type
Screw cap
Closure size
24-400
Material
Polypropylene
Septum
Silicone non-pigmented, PTFE white
material thickness
1.6 mm
Specification
Cross-slit

Type
Screw cap
Closure size
24-400
Material
Polypropylene
Septum
Silicone non-pigmented, PTFE white
material thickness
3.4 mm