APG’s C-4430 - Aramid Fiber and Fiberglass Sheet with Nitrile Binder is a universal gasket material, suitable for a wide range of applications. C-4430 is resistant to water and steam at higher temperatures as well as oils, gases, salt solutions, fuels, alcohols, moderate organic and inorganic acids, hydrocarbons, lubricants, and refrigerants. The material is manufactured with a combination of aramid fiber and fiberglass reinforced with a nitrile binder.
Benefits
Suitable for wide range of applications
Resistant to water and steam
Resistant to oils and fuels
Features
Aramid Fibers
Fiberglass
Product Specifications
Typical Values Refer to 1/16'' Thick Material Unless Noted
| Creep relaxation ASTM F38B (1/32") |
20 % |
| Sealability ASTM F37A (1/32") | < 0.5 ml/hr |
| Gas Permeability DIN 3535/6 | < 0.5 ml/min |
| Compressibility ASTM F36J | 6 - 14 % |
| Recovery ASTM F36J | 50 % minimum |
| KLINGER Hot Compression Test | |
| 1 Thickness Decrease 73°F (23°C) | 1 12 % initial |
| 2 Thickness Decrease 572° F (300°C) | 2 11 % additional |
| Weight increase ASTM F146 after immersion in | |
| Fuel B, 5h/73°F (23°C) |
10 % maximum |
| Thickness Increase ASTM F146 after immersion in | |
| 1 ASTM Oil IRM 901, 5h/300°F (149°C) | 1 0 - 5 % |
| 2 ASTM Oil IRM 903, 5h/300°F (149°C) | 2 0 - 3 % |
| 3 ASTM Fuel A, 5h/73°F (23°C) | 3 0 - 5 % |
| 4 ASTM Fuel B, 5h/73°F (23°C) | 4 0 - 5 % |
| Dielectric Strength ASTM D149-95a | 16 kV/mm |
| Density ASTM F1315 | 96 lb/ft ³ (1.55 g/cc ³) |
| Leachable Chloride Content FSA Method |
150 ppm |
| ASTM F104 Line Call Out | F712132B3E11K6M5 |
| Color | Green or White |
Pressure/Temperature Graphs
The pressure/temperature graphs shown are the most current method of determining the suitability of a gasket material in a known environment. However, chemical compatibility must also be considered.
pT diagram for thickness 1/16”:
Gases & Steam
Liquids
In area 1 the gasket material is suitable using common installment practices subject to chemical compatibility
In area 2 appropriate measures are necessary for installation of the gasket to ensure maximum performance.
In area 3 do not install gaskets in these applications without first contacting APG for technical support service.
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