Attention:

Certain features of Sigma-Aldrich.com will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Magnetic

The BiMetal caps are made from both tin and aluminum are are easier to crimp than tin 20 mm seals. The sealing surface is aluminum and the inner diameter is made of tin to add the magnetic surface. These caps are available in a variety of colors.

Note: We recommend using our part number, 33283, to remove the crimp seal from the vial.
BiMetal cap, red
BiMetal cap, blue

Product #

Product Name

Diam. × Thickness

Material

Packaging

Add to Cart

SU860053 Crimp seals (magnetic) with PTFE/silicone septa, pkg/100 20 mm × 1.5 mm
PTFE/silicone (blue PTFE/white silicone)
gold seal (magnetic, with 8 mm center hole)
pkg of 100 ea
SU860015 Crimp seals (magnetic) with PTFE/silicone septa, pkg/100 20 mm × 3.0 mm
(silcone blue transparent/PTFE transparent)
gold seal (magnetic, with 8 mm center hole)
pkg of 100 ea
SU860105 Crimp seals (magnetic) with PTFE/silicone septa, pkg/100 20 mm × 3.0 mm
(Silicone blue transparent/PTFE tranparent)
gold seal (magnetic, with 8 mm center hole)
pkg of 100 ea
27300 Crimp seals (magnetic) with PTFE/silicone septa, pkg/100   PTFE/silicone
silver steel (magnetic, with 5 mm center hole)
pkg of 100 ea
854179-U Crimp seals (magnetic) with PTFE/silicone septa, pkg/100 20 mm × 3.0 mm
(silcone blue transparent/PTFE transparent)
gold seal (magnetic, with 5 mm center hole)
pkg of 100 ea
27301-U Crimp seal with PTFE/butyl septa 20 mm × 3 mm
PTFE/butyl rubber septum
silver steel seal (magnetic)
pkg of 100 ea
29169-U Vial crimp seals, BiMetal (magnetic), 20 mm, with PTFE/silicone septa, pkg 100 20 mm × 3 mm
PTFE/silicone septa
red seal
pkg of 100 ea
29171-U Vial crimp seals, BiMetal (magnetic), 20 mm, with PTFE/silicone septa, pkg 100 20 mm × 3 mm
septa (blue PTFE/white silicone)
red seal
pkg of 100 ea
29175-U Vial crimp seals, BiMetal (magnetic), 20 mm, with PTFE/silicone septa, pkg 100 20 mm × 3 mm
PTFE/silicone septa
gold seal
pkg of 100 ea
29176-U Vial crimp seals, BiMetal (magnetic), 20 mm, with PTFE/silicone septa, pkg 100 20 mm × 3 mm
PTFE/silicone septa
blue seal
pkg of 100 ea
29178-U Vial crimp seals, BiMetal (magnetic), 20 mm, with PTFE/silicone septa, pkg 100 20 mm × 3 mm
PTFE/silicone septa
green seal
pkg of 100 ea