Sabic Lexan PC EX2078X Description
Lexan* EX2078X is a diffusive, branched polycarbonate grade which enables a fine surface texture when extruded in sheet, pipe and profiles. This grade is flame retardant per DIN VDE and contains release agent and UV absorber. 
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yield, 50 mm/min | 65 | MPa | ISO 527 |
| Tensile Stress, break, 50 mm/min | 65 | MPa | ISO 527 |
| Tensile Strain, yield, 50 mm/min | 7 | % | ISO 527 |
| Tensile Strain, break, 50 mm/min | 2450 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 2450 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 95 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2250 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched 80*10*3 +23°C | NB | kJ/m² | ISO 180/1U |
| Izod Impact, unnotched 80*10*3 -30°C | NB | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*3 +23°C | 7 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*3 -30°C | 6 | kJ/m² | ISO 180/1A |
| Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm | 7 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 8 | kJ/m² | ISO 179/1eA |
| Charpy 23°C, Unnotch Edgew 80*10*3 sp=62mm | NB | kJ/m² | ISO 179/1eU |
| Charpy -30°C, Unnotch Edgew 80*10*3 sp=62mm | NB | kJ/m² | ISO 179/1eU |
| THERMAL | Value | Unit | Standard |
| CTE, -40°C to 40°C, flow | 7.E-05 | 1/°C | ISO 11359-2 |
| CTE, -40°C to 40°C, xflow | 7.E-05 | 1/°C | ISO 11359-2 |
| Vicat Softening Temp, Rate B/50 | 148 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 140 | °C | ISO 306 |
| HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm | 141 | °C | ISO 75/Be |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 128 | °C | ISO 75/Af |
| PHYSICAL | Value | Unit | Standard |
| Density | 1.2 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/sat) | 0.35 | % | ISO 62 |
| Moisture Absorption (23°C / 50% RH) | 0.15 | % | ISO 62 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 3 | cm³/10 min | ISO 1133 |
| Melt Volume Rate, MVR at 300°C/2.16 kg | 6 | cm³/10 min | ISO 1133 |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94V-0 Flame Class Rating (3) | 3 | mm | UL 94 |
| Glow Wire Flammability Index 960°C, passes at | 1.6 | mm | IEC 60695-2-12 |
| Source GMD, last updated:04/07/2008 | |||
For more information please download the datasheet
Company Profile
1.Professional focus
Professional engineer service team with more than 15 years of experience; Provide a complete set of solutions and services from material sales, quality appraisal, mold design, molding and processing.
2.Perfect service
We have served many high-quality and excellent domestic and foreign enterprises, and We understand the customers’purchasing, product and service needs; From response time, price advantage, problem handling, etc., we provide comprehensive services based on customer needs in multiple dimensions.
3. Inventory supporting
Abundant inventory supporting resources, which are located in Guangzhou, Dongguan, Shenzhen free trade zone and Hong Kong. It has set up warehouses to stock goods, with a standing stock of more than 1000 tons, which can meet the timely spot purchase demand of customers and ensure the reliability and stability of the customer’s material supply chain.
4.Logistics distribution
We have long-term and stable logistics partners. According to the needs of customers, we formulate efficient istribution plans and deliver high-quality products to customers in time.
5. Speed advantage
Professional engineer service team with more than 15 years of experience; Provide a complete set of solutions and services from material sales, quality appraisal, mold design, molding and processing.
6. Small batch type selection technical support
Accept small batch orders of 5kg at least; The rofessional engineer team can cooperate with customers to carry out material selection in the early stage of production, and provide corresponding material recommendations ccording to customer production and product requirements
7. Quality assurance
Our products are all from well-known manufacturers. Each batch of materials has various inspection reports and certificates including original factory certificate, MSDS, ROHS, SGS, reach,, EU, UL, COC / COA, etc.
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