Sheet in PI MoS² 500x300 mm black
Variants
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PI, that is polyimide, is the most heat resistant plastic we sell. This grade has MoS², that is added dry lubricant, so the surface slides without oil. It suits plain bearings and guides where you neither can nor want to lubricate.
Unlike the graphite grades, the MoS² grade keeps more of its toughness: the elongation at break is 3.5 percent. The tensile strength sits at 95 MPa. The material has no melting point and matches fire rating UL 94 V-0.
The weakness is hydrolysis, that is hot water and steam, which all PI is sensitive to. Where the surface has to slide dry and take heat, this grade is a safe choice.
This sheet in PI MoS² is 500x300 mm in black, a format that suits wear plates, sliding surfaces and bearing blanks that are then cut or machined to size.
Do you need technical documentation? Call us directly.
Technical specifications
Benefits
God motståndskraft mot kemikalier, syror och baser
Behåller mekaniska egenskaper vid höga temperaturer
Låg friktionskoefficient, självsmörjande egenskaper
Additives
Machining
Datorstödd bearbetning
Håltagning med borr
Bearbetning med fräs
Kapning med såg (band-, cirkelsåg)
Bearbetning i svarv
| Property | Value | Unit | Test standard |
|---|---|---|---|
| Density & Weight | |||
| Density | 1,53 | g/cm³ | ISO 1183 |
| Tensile Properties | |||
| Yield Stress | 95 | MPa | ISO 527-2 |
| Tensile Modulus of Elasticity | 4100 | MPa | ISO 527-2 |
| Tensile Strain at Break | 3,5 | % | ISO 527-2 |
| Flexural Properties | |||
| Flexural Strength | 140 | MPa | ISO 178 |
| Flexural Modulus of Elasticity | 3900 | MPa | ISO 178 |
| Hardness | |||
| Shore D Hardness | 88 | Shore D | Shore D |
| Ball Indentation Hardness | 265 | MPa | ISO 2039-1 |
| Compressive Properties | |||
| Compressive Strength | 165 | MPa | ISO 604 |
| Compressive Modulus | 2000 | MPa | ISO 604 |
| Temperature Limits | |||
| Max. Continuous Service Temperature | 290 | °C | |
| Heat Deflection Temperature (HDT/A) | 335 | °C | ISO 75 |
| Glass Transition Temperature | 357 | °C | ISO 3146 |
| Thermal Conductivity | |||
| Thermal Conductivity | 0,22 | W/(m·K) | DIN 52612 |
| Thermal Expansion | |||
| Coefficient of Linear Thermal Expansion | 4,0 x 10⁻⁵ | ISO 11359-2 | |
| Flammability Rating | |||
| Flammability Rating (UL 94) | UL 94 V-0, motsvarande | UL 94 | |
Värdena ovan är genomsnitt från statistiska tester som görs löpande. De anges som information och är inte bindande, om inte annat uttryckligen avtalats i ordererkännandet. För batchspecifika värden kan PlastShop tillhandahålla ett EN 10204-2.2-certifikat.
Documents available for download: