Don't have an account yet?Register Here!

lock and key

Sign in to your account.

Account Login

BR Series (Butyl Septa)

BR_280.jpgThe BR Series of Butyl liners and septa are manufactured from a high quality, custom formulated compound (BR502) and exhibit excellent low permeability characteristics, very good chemical resistance, and can withstand temperatures up to 100o C. Butyl septa work especially well when in contact with ketones and acids and are most commonly available in 11mm and 20mm aluminum crimp caps, although other configurations are also readily available.

Key Features Product Benefits  
• High Quality Custom Formulated Compound • Excellent Re-sealability  
• Good Compression Set • Excellent Low Permeability  
• Low Permeability • Intended for Multiple Injections  
• Excellent Physical Properties    
Typical Applications  
• 11mm Crimp Vial Septa  
• 11mm Snap Cap Vial Septa  
• 20mm Headspace Septa  
• 24mm VOA Vial EPA Septa  
Technical Information  
Silicone Septa Physical Properties  
Thickness: 0.010" to 0.125" (3mm)  
Durometer: (Shore A): 50  
Color: Reddish/Burnt Orange  
Tensile Strength (ppi): 1000  
Elongation (%): 850  
Tear Strength (Die C): 150  
Note: these results are typical for our BR series compounds and may vary slightly depending on exact formulation used.  
Film Types  Closures  
PTFE: Thickness Range 0.002" to 0.010" Polypropylene: 8mm to 13mm  
Colors: Natural, White, Red Colors: Black, Blue, Yellow, Custom Colors Available  
FEP: Thickness Range 0.002" to 0.010"  Polyethylene: 11mm Snap Cap  
Color: Clear Colors: Natural, Red, Blue, Custom Colors Available  
ETFE: Thickness Range 0.002" to 0.010" Aluminum: 11mm Crimp Cap  
Color: Clear Colors: Silver, Red, Blue, Custom Colors Available  
  Magnetic: 18 Screw Tin and 20mm Crimp Cap  
Insert Type Colors: Silver, Red, Blue  
Press Fit  
Additional Options  
Custom Packaging  
Pre-Slitting Available