Expanded PTFE round joint sealant valve stem cord

详情

Expanded PTFE round joint sealant valve stem cord 

A non-staining and non-contaminating 

packing for use in Valve Stems

A low friction packing having high 

degree of pliability enabling it to conform 

to valve stuffing box flaws and 

irregularities 

Excellent chemical resistance, even 

against strong acids and caustics

Easy to install, requiring minimum 

inventory

Available in the following sizes, 

custom sizes on request:

All purpose, self forming PTFE Valve 

Stem Packing

Sizes

2.5 mm diameter x 15 meter long

4.0 mm diameter x 7.5 meter long

5.5 mm diameter x 4.5 meter long

7.0 mm  diameter x 2.8 meter long

 

Service Media & Conditions:

Compatible in strong acid and strong 

alkali media. Affected only by 

elemental fluorine and molten alkali 

metals

Temperature: -232°C to 260°C

Pressure: Full vacuum to 3000 PSI

PH: 0 to 14