| Tipo de Pago: | T/T,Paypal |
| Incoterm: | FOB,CFR,CIF,EXW,DDP,DDU |
| Cantidad de pedido mínima: | 1 Kilogram |
| transporte: | Ocean,Land,Air,Express |
| Hafen: | Shenzhen,Guangzhou,Hongkong |
Modelo: DuPont™ Vespel® SP-211
Marca: VesPel
| Unidades de venta | : | Kilogram |
| Tipo de paquete | : | Paquete de exportación |
The file is encrypted. Please fill in the following information to continue accessing it
DuPont ™ Vespel® SP-211 tiene un coeficiente de fricción más bajo que SP-21 sin lubricación en varias aplicaciones. Vespel® SP-211 ofrece una excelente resistencia al desgaste de hasta 300 ° F (149 ° C). Disponible como piezas personalizadas o formas de stock.
DuPont ™ Vespel® SP-211 está disponible como billet moldeado isostáticamente y la losa presionada unidireccionalmente especificada como Tipo II, Clase 3M y Tipo II, Clase 3P respectivamente por ASTM 6456-10 / MIL-R-46198. Vespel® SP-211 se especifica como Clase 4 por AMS 3644G.
Propiedades clave
Alta resistencia a altas temperaturas
Baja fricción
Desgaste
Limitaciones
Resistencia química a algunos ácidos y bases fuertes
Hidrolizos en presencia de vapor
Aplicaciones
Bujes y rodamientos
Sellos dinámicos
Arandelas de empuje
Propiedades típicas de Vespel ® Polyimida SP-211 Graphite & PTFE llena
| Description | Value | ||
| Material Type | Imidized Amorphous Thermoplastic | ||
| Chemical Name | PI Polyimide | ||
| Trade Name | DuPont™ Vespel® Polyimide SP-211 | ||
| Additives | 15% Graphite & 10% PTFE | ||
| Color | Black | ||
| Manufacturer | DuPont | ||
| PHYSICAL | |||
| Property | Test | Unit of Measure | Value |
| Density | ASTM D792 | g/cm³ | 1.55 |
| ASTM D792 | lb/in³ | 0.056 | |
| Water Absorption, 24 hrs, Immersion | ASTM D570 | % by wt. | 0.21 |
| MECHANICAL | |||
| Property | Test | Unit of Measure | Value |
| Tensile Strength | ASTM D638 | psi | 6500 |
| Tensile Elongation at Break | ASTM D638 | % | 3.5 |
| Flexural Strength | ASTM D790 | psi | 10000 |
| Flexural Modulus | ASTM D790 | psi | 450000 |
| Compressive Strength | ASTM D695 | psi | 14800 |
| Compressive Modulus | ASTM D695 | psi | 300000 |
| Hardness | ASTM D785 | NA | Rockwell E1 - 20 |
| Static Coefficient of Friction | Static COF in Air* | NA | 0.2 |
| Dynamic Coefficient of Friction | COF@PV = 3.5 MPa m/s (100K psi-ft/min)* | NA | 0.08 |
| THERMAL | |||
| Property | Test | Unit of Measure | Value |
| Coefficient of Linear Thermal Expansion | ASTM D696 | x 10-5 in./in./°F | 3 |
| Max Continuous Operating Temp | °C | 260 | |
| °F | 500 | ||
| Minimum Operating Temp | °C | -195 | |
| °F | -319 | ||
| Thermal Conductivity | ASTM C117 | BTU-in/ft²-hr-°F | 5.3 |
| ASTM C117 | x 10^4 cal/cm-sec-°C | 18.3 | |
| Flammability Rating | UL94 | NA | V-0 |
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
Fill in more information so that we can get in touch with you faster
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
Contact Now