Syensqo (Solvay Specialty Polymers) Lavanta® 5115 WH 251 Polyester, High Performance (HPP), 15% Glass Fiber

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Syensqo (Solvay Specialty Polymers) Lavanta® 5115 WH 251 Polyester, High Performance (HPP), 15% Glass Fiber (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP
Material Notes:	Lavanta® 5115 WH 251 is a high-performance polyester (HPP) is a 15% glass reinforced, injection molding grade developed specifically for HB LED packaging applications that utilize surface mount technology. Lavanta® 5115 WH 251 has high reflectivity with excellent whiteness retention even after thermal and light aging. This gives it excellent reliability for LEDs that operate at high junction temperatures. Features: Fast Molding Cycle; Good Chemical Resistance; Good Color Stability; High Reflectivity; High Stiffness; Light Stabilized; Low Moisture Absorption Uses: LEDs Additional Properties: Optical Reflectivity - ASTM E1331 > 95 %; Optical Reflectivity - ASTM E1331 > 95 %; Optical Reflectivity - ASTM E1331 > 96 % Information provided by Solvay Specialty Polymers.
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Physical Properties	Original Value	Comments

Density	1.63 g/cc	ISO 1183
Filler Content	15 %	Glass Fiber
Water Absorption	0.050 % @Time 86400 sec	ISO 62
Linear Mold Shrinkage, Flow	0.0052 cm/cm
Linear Mold Shrinkage, Transverse	0.013 in/in	ASTM D955

Mechanical Properties	Original Value	Comments
Tensile Strength	72.0 MPa	ASTM D638
Elongation at Break	1.4 %	ISO 527-2
Tensile Modulus	6820 MPa	ISO 527-2
Flexural Strength	110 MPa	ISO 178
Flexural Modulus	6380 MPa	ISO 178
Izod Impact, Notched (ISO)	2.10 kJ/m²	Type 1, Notch A; ISO 180

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	22.0 µm/m-°C @Temperature 200 - 250 °C	4
	24.0 µm/m-°C @Temperature 150 - 200 °C	4
	26.0 µm/m-°C @Temperature 100 - 150 °C	4
	29.0 µm/m-°C @Temperature 50.0 - 100 °C	4
CTE, linear, Transverse to Flow	64.0 µm/m-°C @Temperature 50.0 - 100 °C	TMA; ASTM E831
	100 µm/m-°C @Temperature 100 - 150 °C	TMA; ASTM E831
	130 µm/m-°C @Temperature 150 - 200 °C	TMA; ASTM E831
	140 µm/m-°C @Temperature 200 - 250 °C	TMA; ASTM E831
Melting Point	285 °C	ISO 11357-3
Deflection Temperature at 0.46 MPa (66 psi)	267 °C	HDT B; Unannealed; ISO 75-2/B
Deflection Temperature at 1.8 MPa (264 psi)	203 °C

Processing Properties	Original Value	Comments
Rear Barrel Temperature	305 °C
Front Barrel Temperature	290 °C
Melt Temperature	295 - 310 °C
Mold Temperature	130 - 150 °C
Drying Temperature	120 °C @Time 14400 sec
Moisture Content	<= 0.030 %

Descriptive Properties
Availability	Africa & Middle East
	Asia Pacific
	Europe
	Latin America
	North America
Color	White
Form	Pellets
Processing Technique	Injection Molding

**
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