SL 5240 – Durable Stereolithography Material that Simulates Polyporpylene
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High durability
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Accurate material with wide process latitude
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Excellent side walls and fine features
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For polyporpylene-like parts
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Best-in-class elongation at break for functional parts
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Suitable for snap-fit parts
Typical Physical Properties: Post Cured Material
Measurement |
Method |
Value
|
Value
|
| Hardness, Shore | ASTM D 2240 | 84 | |
| Flexural modulus | ASTM D 790 | 209-219 ksi (1,441-1,510 MPa) |
|
| Flexural strength | ASTM D 790 | 54-57 MPa (7,800-8,200 PSI) |
|
| Tensile modulus | ASTM D 638 | 1565-1689MPa (227-245 KSI) |
|
| Tensile Strength | ASTM D 638 | 36-38 MPA (5200-5500PSI) |
|
| Elongation at break | ASTM D 638 | 22-26% | |
| Impact Strength, notched Izod | ASTM D 256 | 43-53 J/m (0.8-1.0 ft-lbs/in) |
|
| Heat deflection temp. | ASTM D 648 | 136°F(58°C) @ 66 psi 122°F(50°C) @ 264 psi |
180°F(82°C) @ 66 psi 151°F(66°C) @ 264 psi |
| Glass transition, Tg | DMA, E” peak | 142°F(61°C) | |
| Coefficient of thermal expansion |
TMA (T<Tg) TMA (T<Tg) |
122X10-6/°C 192X10-6/°C |
|
| Thermal conductivity | ASTM E1225 | 0.27 W/m°K (6.4X10-4Cal/sec.cm°C) |
|
| Density | 1.19g/cc |
