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Keratherm
Silicone Free
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Datasheets |
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Description |
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In case of concerns about silicones, Kerafol offers
a ceramics-filled polyurethane film as an alternative material. Besides
good thermal and outstanding electrical properties, these films are
characterized by very good perforation strength. These good physical
properties are achieved with an excellent price-performance ratio. |
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Applications |
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medical application |
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laser equipment |
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space units |
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lighting systems |
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aero units |
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CD-Rom drives |
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Available Thicknesses |
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U 23: 0.125mm, 0.250mm, 0.3mm, 0.4mm, 0.5mm |
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U 80: 0.15mm, 0.3mm |
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U 90: 0.1mm, 0.2mm |
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U 105: 0.5mm - 5.0mm |
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Keratherm
Silicone Free |
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Unit |
U
23 |
U
80 |
U
90 |
U
105 |
| Color |
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white |
light blue |
blue |
brown |
| Thermal
Properties |
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K/W |
0.52 |
0.20 |
0.09 |
0.95 |
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°Cmm²/W
Kin²/W |
208
0.32 |
73
0.11 |
32.9
0.05 |
- |
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W/mK |
1.2 |
1.8 |
6.0 |
1.3 |
| Electrical
Properties |
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kV |
9.0 |
4.0 |
4.0 |
8.0 |
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Wcm |
4.9x1011 |
1.44x1014 |
in test |
in test |
Dielectric
Loss Factor |
tan d |
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1 |
8.0x10-2 |
1.30x10-2 |
in test |
0.013 |
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1 |
1.7 |
3.2 |
in test |
- |
| Mechanical
Properties |
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mm |
0.225 |
0.150 |
0.200 |
0.5 - 5.0 |
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Shore A |
85 (A) |
85 (A) |
70 (A) |
60 (A) |
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N/mm² |
5.0 |
3.0 |
2.5 |
- |
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% |
250 |
130 |
150 |
- |
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N/cm2 |
- |
- |
- |
886 |
| Physical
Properties |
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g/cm³ |
2.32 |
2.9 |
2.9 |
- |
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°C |
-40 to +90 |
-40 to +125 |
-40 to +125 |
-40 to +110 |
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* - sample size 30mmx30mmx2.5mm; variable contact pressure; compression 50% of the measured thickness
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