Raschig Group AMPLA® 7250 melamine-modified polyester

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

Raschig Group AMPLA® 7250 melamine-modified polyester
Categories:	Polymer; Thermoset; Filled/Reinforced Thermoset; Polyester, TS
Material Notes:	Cellulose reinforced melamine-modified Polyester molding compound. Very good electrical values, excellent heat resistance, excellent surface quality, low post shrinkage. This product meets the allowed upper limits for heavy metals and PCAs and also conforms to the requirements of the EU directives 2002/95 (RoHS), 2002/96 (WEEE) and 2006/122 (PFOS) Processing: Injection and compression molding Applications: Molded parts in electrical engineering, bathroom lamps Information provided by the Raschig Group
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Specific Gravity	1.65 - 1.75 g/cc	ISO 1183
Apparent Bulk Density	0.700 - 0.900 g/cc	ISO 60
Water Absorption	<= 0.80 % @Temperature 23.0 °C, Time 86400 sec	ISO 62
Linear Mold Shrinkage	0.0070 - 0.010 cm/cm	Compression; ISO 2577
	0.0090 - 0.012 cm/cm	Injection; ISO 2257

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	30.0 - 50.0 MPa	Compression; ISO 527
	50.0 - 60.0 MPa	Injection; ISO 527
Modulus of Elasticity	4.00 - 6.00 GPa	Compression; ISO 178
	5.00 - 7.00 GPa	Injection; ISO 178
Flexural Strength	70.0 - 90.0 MPa	Compression; ISO 178
	90.0 - 110 MPa	Injection; ISO 178
Flexural Modulus	7.00 - 8.00 GPa	Injection and Compression; ISO 178
Compressive Strength	150 - 200 MPa	ISO 604
Charpy Impact Unnotched	0.900 - 1.10 J/cm² @Temperature 23.0 °C	Compression; ISO 179/ 1eU
	1.10 - 1.30 J/cm² @Temperature 23.0 °C	Injection; ISO 179/ 1eU
Charpy Impact, Notched	0.200 - 0.300 J/cm²	Injection; ISO 179/ 1eA
	0.150 - 0.250 J/cm² @Temperature 23.0 °C	Compression; ISO 179/ 1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+11 - 1.00e+12 ohm-cm	IEC 60093
Surface Resistance	1.00e+10 - 1.00e+11 ohm	IEC 60093
Dielectric Constant	4.0 - 5.0 @Frequency 1e+6 Hz	IEC 60250
	5.0 - 7.0 @Frequency 100 Hz	IEC 60250
Dielectric Strength	30.0 - 40.0 kV/mm	IEC 60250
Dissipation Factor	0.030 - 0.050 @Frequency 1e+6 Hz	IEC 60250
	0.10 - 0.20 @Frequency 100 Hz	IEC 60250
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear	20.0 - 30.0 µm/m-°C @Temperature 50.0 - 100 °C	ISO 11359-2
Thermal Conductivity	0.500 - 0.600 W/m-K	DIN 52 612
Maximum Service Temperature, Air	140 °C	20,000 h; IEC 216/T1
	180 °C	< 50 h; IEC 216/T1
Deflection Temperature at 1.8 MPa (264 psi)	180 - 200 °C	Injection; ISO 75-A
Deflection Temperature at 8.0 MPa	80.0 - 110 °C	Injection; ISO 75-C
Flammability, UL94	HB @Thickness 1.50 mm
Shrinkage	0.20 - 0.40 % @Temperature 110 °C, Time 605000 sec	Post shrinkage; ISO 2577

Processing Properties	Original Value	Comments
Shelf Life	6.00 Month @Temperature 15.0 - 25.0 °C

Descriptive Properties
Arc resistance	4 Stufe	ASTM D495
Water Absorption	<50	ISO 62; 24h / 23°C

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

PRASCH35 / 65320

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message