MELOPAS® MF 2500

Identification & Functionality

Fillers Included

Cellulose

Polymer Name

Melamine Formaldehyde (MF)

Plastics & Elastomers Functions

Resin

Technologies

Plastics

Product Families

Plastics — Thermoset Resins

Other Thermoset Resins

Features & Benefits

Materials Features

Chemical Resistant,

Excellent Surface Hardness,

Good Electrical Properties,

Good UV Stability,

Improved Wear

Product Characteristics

Cellulose reinforced Melamine molding compound
Very good electrical properties, excellent surface hardness, good wear and UV-stability, very good chemical resistance
Primary application(s): Molded parts in electrical engineering, mountings for household appliances
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)

Applications & Uses

Markets

Consumer Goods,

Electrical & Electronics

Applications

Consumer Goods — Appliances & Electronics

Electrical & Electronics — Devices & Assemblies

Consumer Electronics

Consumer Goods — Housewares

Electrical & Electronics — Parts & Components

Other Parts & Components

Plastics & Elastomers End Uses

Appliances,

Electrical Components,

Garden Equipment,

Household Goods,

Lawn Equipment

Plastics & Elastomers Processing Methods

Compression Molding,

Injection Molding

Supply form

Low dust granulate in moisture resistant bags

Processing

Injection and compression molding

Properties

Flame Rating

UL 94 V0

Physical Form

Granules,

Solid

Mechanical Properties

	Value	Units	Test Method / Conditions
Compressive strength	200 - 250	MPa	ISO 604
E-Modulus (flexural test)	5 - 8	GPa	ISO 178
E-Modulus (tensile test)	5 - 8	GPa	ISO 527
Flexural strength	110 - 140	MPa	ISO 178
Impact strength (Charpy)	8 - 13	kJ/m²	ISO 179 / 1eU
Impact strength (Charpy), notched	1,3 - 1,5	kJ/m²	ISO 179 / 1eA
Tensile strength	70 - 90	MPa	ISO 527

Thermal Properties

	Value	Units	Test Method / Conditions
Coeff. of linear thermal expansion (longitudinal,50-100°C)	15 - 35	10-6 / K	ISO 11359-2
Flammability	V-0 / 0,8 1)	Stufe/mm	UL 94
Glow wire flammability test / GWFI	960 / 1	—	IEC60695-2-12
Glow wire ignitability test / GWIT	900 / 1	—	IEC60695 2-13
Heat deflection temp. HDT A - 1,80 MPa	170 - 190	°C	ISO 75
Heat deflection temp. HDT C - 8,00 MPa	120 - 140	°C	ISO 75
Maximum application temperature (<50 h)	160	°C	IEC 60216/T1
Maximum application temperature (20 000 h)	135	°C	IEC 60216/T1
Thermal conductivity	0,4 - 0,5	W / m * K	ASTM E 1461

Typical Properties

	Value	Units	Test Method / Conditions
Moulding shrinkage (longitudinal)	0,5 - 1,0	%	ISO 2577
Post shrinkage (168 h / 110 °C)	1,2 - 2,0	%	ISO 2577
Apparent Density	0.55 - 0.75	g/cm³	ISO 60
Specific gravity	1.60 - 1.75	g/cm³	ISO 1183
Water absorption (24 h / 23 °C)	max. 150 / max. 2,5	mg / %	ISO 62

Electrical Properties

	Value	Units	Test Method / Conditions
Relative permittivity (100 Hz/1 MHz)	11 - 16 / 7 - 9	—	IEC 60250
Surface Resistance	10^10 - 10^11	Ohms	IEC 60093
Tracking resistance (CTI)	600	V	IEC 60112
Volume resistivity	10^11 - 10^12	Ω cm	IEC 60093
Arc resistance	5	Stufe	ASTM D 495
Dielectric strength	20 - 30	kV / mm	IEC 60243-1
Dissipation factor (100 Hz/1 MHz)	0,3-0,5 / 0,03-0,05	—	IEC 60250

Regulatory & Compliance

Certifications & Compliance

PFOS - 2006/122/EC,

RoHS Compliant,

UL 94,

Waste Electrical & Electronic Equipment Directive (WEEE)

Packaging & Availability

Packaging Type

Bags

Storage & Handling

Storage conditions / shelf life

Keep cool and dry.Minimum shelf life at 20 ± 5 °C:6 months after date of delivery