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| › Micro Sealing Lip for CO2 charge ports |
| Category: Sealings |
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| Application: Mobile Air Conditioning |
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| Company: Freudenberg Dichtungs- und Schwingungstechnik GmbH & Co. KG |
Country: Germany |
| Contact Name: Marina Nußko (INNOVATIONCENTER) |
Email: click here |
| Contact Name: Wolfgang Schachermayr (Product Marketing) |
Email: click here |
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Description:
The innovative rubber-bonded valve seals are suitable for charge ports for CO2 Mobile Air Conditioning systems in passenger cars.
Basic specifications:
- Micro sealing lip for high pressure application in CO2
- Resistance: materials 85 HNBR 230861 and 85 EPDM 232444 passed all tests regarding resistance to explosive decompression
- Oil compatibility: proven with PAG-oil (Fuchs Reniso ACC 46, Daphne Hermetic NF-F) as well as with PAO and POE oils
- Metal insert: brass
- CO2 leakage rate < 1 g/a without cap
- Temperature range: -40°C to 140 °C
- Metal insert: brass
- One solution for HP and LP side
- Developed in cooperation with Ventrex
Advantages: - Advanced rubber bonded design optimised by means of Finite Element Analysis
- Little swelling even at highest temperatures
- Small changes of the mechanical characteristics under influence of aggressive oils and odoration substances at elevated temperatures
- Because of the optimized composition FREUDENBERG materials 85 HNBR 230861 and 85 EPDM 232444 are very resistant against explosive decompression in alternating temperature tests
- Permeation limit can be kept for all fields of application
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Other products:
Elastomer Sealings / O-Rings R744
PTFE Piston Rings R744
More information:
 Freudenberg - Sealings for CO2 MAC (154 KB)
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