Raschig Group 5557 DAP

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Raschig Group 5557 DAP (discontinued **)
Categories:	Polymer; Thermoset; Diallyl Phthalate (DAP); Diallyl Phthalate (DAP) Molding Compound, Short Glass Fiber Filled; Filled/Reinforced Thermoset
Material Notes:	Glass fiber-reinforced and inorganically filled diallylphthalate molding compound (DAP) in various colors. Good mechanical strength together with retention of high electrical properties under hot humid conditions, long term retention of dimensional stability also under severe environmental conditions. Self-extinguishing (V-0/0,6 according to UL 94). Free of toxic heavy metals. Forms: Low dust granulate packed in moisture resistant cartons. Standard carton size: 20 kg palletized in 600 kg loads. Processing: Injection and transfer. Applications: Connectors Bobbins Potentiometers Switches Information provided by the Raschig Group
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Physical Properties	Original Value	Comments

Specific Gravity	1.80 - 2.00 g/cc	ISO 1183
Apparent Bulk Density	0.750 - 0.900 g/cc	ISO 60
Linear Mold Shrinkage	0.0020 - 0.0045 cm/cm	Injection; ISO 2577

Mechanical Properties	Original Value	Comments
Flexural Strength	110 - 130 MPa	Injection; ISO 178
Flexural Modulus	16.0 - 18.0 GPa	Injection; ISO 178
Compressive Strength	150 - 200 MPa	ISO 604
Charpy Impact Unnotched	0.650 - 0.800 J/cm² @Temperature 23.0 °C	Injection; ISO 179/ 1eU

Electrical Properties	Original Value	Comments
Surface Resistance	1.00e+14 - 1.00e+15 ohm	IEC 60093
Dielectric Constant	4.5 - 5.5 @Frequency 100 Hz	IEC 60250
Dielectric Strength	15.0 - 20.0 kV/mm @Thickness 1.00 mm	IEC 60243-1
Dissipation Factor	0.0050 - 0.010 @Frequency 100 Hz	IEC 60250
Comparative Tracking Index	>= 600 V	CTI-M; IEC 60112
	>= 600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear	45.0 - 55.0 µm/m-°C @Temperature 20.0 - 70.0 °C	ISO 11359-2
Deflection Temperature at 1.8 MPa (264 psi)	>= 200 °C	Injection; ISO 75-A
Flammability, UL94	V-0 @Thickness 1.00 mm
Shrinkage	0.00 - 0.050 %	Post-shrinkage; ISO 2577

Processing Properties	Original Value	Comments
Front Barrel Temperature	60.0 - 70.0 °C
Melt Temperature	100 - 115 °C
Mold Temperature	170 - 190 °C

Descriptive Properties
Water Absorption, max [mg]	15	ISO 62; 24h / 23°C

**
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