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PTFE Round Bottom Flasks



Round Bottom Flask

PTFE Round Bottom Flasks

Round Bottom Flasks have a smooth internal finish, are inert and usable to 280°C. Tapers match standard ground glass joints. Without sealing rings.  Other sizes on request.

PTFE used in the manufacture of COWIE® PTFE Laboratory Products is pure virgin material which conforms to FDA and USP Class VI requirements.

In everyday use and transport, PTFE  Round Bottom Flasks are unbreakable.



Full Length "A" Type

Product Number

Capacity

mL

Joint Size

mm

Diameter

mm

040. 10 19/38 32
040. 25 24/40 42
040. 50 24/40 52
040. 50 29/42 52
040. 100 29/42 64



Medium Length "B" Type

Product Number

Capacity

mL

Joint Size

mm

Diameter

mm

040. 10 14/23 32
040. 10 19/26 32
040. 25 19/26 42
040. 25 24/29 42
040. 50 24/29 52
040. 50 29/32 52
040. 100 29/32 64


NOTE TAPER JOINT SIZES

The first number represents the outer diameter (OD) in millimeters (mm) at the base (widest part) of the inner joint.  The second number represents the  length of the joint in millimeters.

Taper Joint



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