KLINGERSIL C-4400 Hydraulic Cardboard
Highly sealable material recommended for use in gases. Requires lower compressive load for sealing compared to other hydraulic cardboard models.
Composition
Sealing material with aramid fiber and NBR rubber.
Application area
Oil resistant, water, vapor, gases, saline solutions, fuels, alcohols, organic and inorganic acids, hydrocarbons and lubricants and refrigerant fluids.
Mechanical properties – Typical values for 1.5mm thickness
| ASTM F Compressibility 36 A | % | 12 | |
| ASTM F Recovery 36 A | % | 45 | |
| DIN heat loss 52911 | % | 30 | |
| BS tension relaxation 7531 | 40 Mpa / 300º C | MPa | 23 |
| KLINGER Hot Compression Test 50 MPa | Dim. thick at 23º C | % | 13 |
| Dim. thick at 300º C | % | 23 | |
| Selabilidade DIN 3535/4 | ml/min. | 1,0 | |
| Thickness increase after immersion in: ASTM F 146 | ASTM Oil No. 3: 5h a 150º C | % | 5 |
| Fuel B: 5h a 23º C | % | 7 | |
| Thickness increase after immersion in ASTM F fluid 146 | ASTM Oil No. 3: 5h a 150º C | % | 15 |
| Fuel B: 5h a 23º C | % | 15 | |
| Density | g/cm³ | 1,60 |
Dimensions
| Sizes | 4000 x 1500 mm | 2000 x 1500 mm |
| Thicknesses | of 0,4 mm to 6,40 mm |
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