PG 309
Logo PERMANENT - těsnící materiály, s. r. o.
Riegrova 245, 517 41 kostelec nad Orlicí, Czech Republic
Tel.: +420 494 321 815, fax: +420 494 321 579, email: ketner@permanent-tm.cz
www.permanent-tm.cz
Product information:PG 309
Description: PERMANENT PG 309 L is a superior quality flexible packing manufactured from high purity expanded graphite impregnated with PTFE dispersion.
Colour: Black
Application: PERMANENT PG 309 L is a soft naturally lubricious braided packing for sealing valves and pumps. The soft compressible nature of exfoliated graphite gives rise to good sealing performance at relatively low loads.

Permanent PG 309 L has excellent chemical resistance and is suitable for use in applications involving a wide range of chemical media (with the exception of strong oxidisers). Typical industries would include the chemical and petrochemical industry, electricity power stations and oil rafineries.
Product data:
pH Range 0 to 14*
Max. Temperature up to +280°C
Max. Pressure - rotating 25 bar
Max. Shaft Speed 16 m/sec
Product data:
*Not suitable for use with strong oxidising agents such as oleum, aqua-regia and fuming nitric acid.
Availability:
Permanent PG 309 L square section material is available in coils or spools from 4 mm to 35 mm.
As the company`s products are used for a multiplicity of purposes and as the company has no control over the method of their applications or use, the company excludes all conditions or warranties, expressed or implied by statute or otherwise, as to their products and/or their fitness for any particular purpose. Any technical co-operation between the company and the customer is given for customers assistance only and without liability on the part of the company.