C-4201 - Compressed Non-Asbestos Sheets with Nitrile Binder

4201w

APG's C-4201 - Compressed Non-Asbestos Sheets with Nitrile Binder is a general application gasket material that offers excellent resistance to oils and solvents and is an excellent choice for OEM applications. This compressed fiber gasket material is manufactured with a combination of synthetic fibers reinforced with a nitrile binder.

Performance & Applications

Performance

  • Max Temperature: 450º

  • Continuous Max with Steam: 375º

Applications

  • Oils & Solvents

  • Chemical Products

  • Water

  • Low Temperature Steam

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 F36J7 - 17 %
Recovery ASTM F36J50 %
KLINGER Hot Compression Test 
1 Thickness Decrease 73ºF (23ºC)1 16 % initial
2 Thickness Decrease 572º F (300ºC)2 20.5 % additional
Weight increase ASTM F146 after immersion in 
Fuel B, 5h/73ºF (23ºC)10 % maximum
Thickness Increase ASTM F146 after immersion in 
1 ASTM Oil IRM 901, 5h/300ºF (149ºC) 1 0 - 5 % 
2 ASTM Oil IRM 903, 5h/300ºF (149ºC) 2 0 - 5 % 
3 ASTM Fuel A, 5h/73ºF (23ºC) 3 0 - 5 % 
4 ASTM Fuel B, 5h/73ºF (23ºC)4 0 - 5 %
Dielectric Strength ASTM D149-95a14 kV/mm
Density ASTM F1315119 lb/ft³ (1.9 g/cc³)
Leachable Chloride Content FSA Method200 ppm
ASTM F104 Line Call OutF712121B3E11K6M5
ColorBlack 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

4201-gases

Liquids

4201-liquid 2

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.