Sheet in PPS GW50 625x525 mm natural
Variants
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PPS, that is polyphenylene sulfide, is a high temperature plastic that holds its shape and stiffness all the way up toward 220 degrees continuously, burns slowly on its own without flame retardant additives and stands up to nearly all chemicals apart from strongly oxidizing acids in heat. It also picks up hardly any moisture, so the dimensions stand still even in a damp environment. Not to be confused with PPs with a small s, which is a completely different and cheaper flame retardant polypropylene.
GW50 means that this PPS sheet is reinforced with a woven glass fiber fabric molded into the material. The weave makes the sheet very stiff and strong, considerably more than unfilled PPS, and it holds its shape even when heat and chemicals attack at the same time. The sheet is 625 x 525 mm in natural color and is used for structural parts, insulators and parts in process and semiconductor equipment. If you need the sheet cut to size, add CTS to the cart.
Technical specifications
Certifications
| Property | Value | Unit | Test standard |
|---|---|---|---|
| Density & Weight | |||
| Density | 1,35 | g/cm³ | ISO 1183 |
| Moisture Absorption | |||
| Moisture absorption (23°C/50% RH) | 0,01 | Procent | Plast - Bestämning av vattenabsorption |
| Water Absorption to Saturation | 0,02 | % | ISO 62 |
| Tensile Properties | |||
| Yield Stress | 90 | MPa | ISO 527-2 |
| Tensile Modulus of Elasticity | 3900 | MPa | ISO 527-2 |
| Tensile Stress at Break | 88 | MPa | ISO 527-2 |
| Flexural Properties | |||
| Flexural Strength | 143 | MPa | ISO 178 |
| Impact Resistance | |||
| Charpy Unnotched Impact Strength | 28 | kJ/m² | ISO 179 |
| Hardness | |||
| Shore D Hardness | 88 | Shore D | Shore D |
| Ball Indentation Hardness | 246 | MPa | ISO 2039-1 |
| Temperature Limits | |||
| Melting Point | 282 | °C | ISO 3146 |
| Max. Continuous Service Temperature | 220 | °C | |
| Minimum temperature | -20 | Grader Celsius | |
| Heat Deflection Temperature (HDT/A) | 113 | °C | ISO 75 |
| Glass Transition Temperature | 97 | °C | ISO 3146 |
| Thermal Conductivity | |||
| Thermal Conductivity | 0,25 | W/(m·K) | DIN 52612 |
| Thermal Expansion | |||
| Coefficient of Linear Thermal Expansion | 58 x 10⁻⁶ | ISO 11359-2 | |
| Insulation Properties | |||
| Dielectric Strength | 30 | kV/mm | IEC 60243-1 |
| Volume Resistivity | > 10¹¹ | IEC 60093 | |
| Static Dissipation | |||
| Surface Resistivity | > 10¹³ | IEC 60093 | |
| Flammability Rating | |||
| Flammability Rating (UL 94) | UL 94 V-0 | UL 94 | |
| Limiting Oxygen Index (LOI) | 47 | % | ISO 4589-2 |
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.
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