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Braided graphite packing T4665
carbon fiberchemical-resistanthigh resistance

Braided graphite packing - T4665 - ULMAN Dichtungstechnik GmbH - carbon fiber / chemical-resistant / high resistance
Braided graphite packing - T4665 - ULMAN Dichtungstechnik GmbH - carbon fiber / chemical-resistant / high resistance
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Characteristics

Material
graphite, carbon fiber
Other characteristics
high resistance, chemical-resistant
Applications
for pump, for valves, for the chemical industry, high-temperature, for rotary applications, for petrochemical applications, for the paper industry, for harsh conditions, for static applications
Operating temperature

Max.: 400 °C
(752 °F)

Min.: -60 °C
(-76 °F)

Description

ULMAN T4665 is made from high-quality braided carbon fibre specially impregnated with graphite to reduce friction and enhance sealing life. The material combines high mechanical strength, excellent thermal conductivity and broad chemical resistance for reliable sealing in demanding industrial environments.

Applications
The packing is suitable for sealing pumps and valves handling media such as water, steam, superheated steam, oils, solvents, gases, petrochemical products, and weak acids and alkalis. Typical sectors include power generation, chemical and petrochemical plants, pulp and paper, and plant and mechanical engineering.

Fields of application
  • static
  • dynamic
  • single acting
  • double acting
  • linear
  • rotating
  • oscillating

Main use
Designed for reliable sealing in pumps and valves exposed to thermal and mechanical stress across industrial installations.

Materials
Carbon Fibre with graphite impregnation

Technical values
  • Materials: Carbon Fibre
  • Pressure: 30 dyn. / 200 stat.
  • Temperature: -60 °C / +400 °C
  • Speed: 20 m/s
  • pH value: 1 - 14

Delivery Forms & Density/Weights
  • Delivery forms: 4–25 mm square, other dimensions available on request
  • Specific density: 1.4 g/cm³ ± 10%
  • up to 08 mm – 1 kg
  • up to 12 mm – 2 kg
  • up to 16 mm – 4 kg
  • up to 25 mm – 5 kg

Technical specifications
  • Model: T4665
  • Material: Carbon Fibre with graphite impregnation
  • Applications: Pumps and valves for water, steam, oils, solvents, gases, petrochemical products, weak acids and alkalis
  • Industries: Power generation; Chemical and petrochemical; Paper and pulp; Plant and mechanical engineering
  • Pressure: 30 dyn. / 200 stat.
  • Temperature range: -60 °C to +400 °C
  • Max speed: 20 m/s
  • pH range: 1 - 14
  • Delivery forms: 4–25 mm square (other dimensions on request)
  • Specific density: 1.4 g/cm³ ± 10%
  • Typical package weights by size: up to 8 mm = 1 kg; up to 12 mm = 2 kg; up to 16 mm = 4 kg; up to 25 mm = 5 kg

Catalogs

No catalogs are available for this product.

See all of ULMAN Dichtungstechnik GmbH‘s catalogs

Exhibitions

Meet this supplier at the following exhibition(s):

Motek Messe Stuttgart
Motek Messe Stuttgart

6-08 Oct 2026 Stuttgart (Germany) Hall 4 - Stand 4420

  • More information

    Other ULMAN Dichtungstechnik GmbH products

    Rotary Seals

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.