Plenco Valite 759 Novolac Phenolic, Granular, Injection Molded

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Plenco Valite 759 Novolac Phenolic, Granular, Injection Molded (discontinued **)
Categories:	Polymer; Thermoset; Phenolic
Material Notes:	This Valite product has been replaced by Plenco 4759. Data provided by Plenco. VALITE 759 is a black, two stage, medium heat resistant phenolic molding compound. It has excellent molded finish and possesses good electrical properties. It is used in applicance and electrical applications and can be molded by compression, transfer, or injection processes. It is UL recognized under component file E59891. VALITE 759 is the same formulation as PLENCO 04759. Plenco drop ball 113g test value is 34 cm. Plenco has discontinued their Valite product line.
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Physical Properties	Original Value	Comments

Density	1.51 g/cc	ASTM D792
Apparent Bulk Density	0.700 g/cc	ASTM D1895
Water Absorption	0.32 %	ASTM D570
Linear Mold Shrinkage	0.0069 cm/cm	Post shrinkage is 0.26% at 72hr 120°C.; ASTM D955

Mechanical Properties	Original Value	Comments
Hardness, Rockwell E	82	ASTM D785
Tensile Strength, Ultimate	59.6 MPa	ASTM D638
Elongation at Break	0.90 %	ASTM D638
Tensile Modulus	10.0 GPa	ASTM D638
Flexural Yield Strength	87.8 MPa	ASTM D790
Flexural Modulus	8.40 GPa	ASTM D790
Compressive Yield Strength	193.3 MPa	ASTM D695
Charpy Impact, Notched	0.210 J/cm²	J/cm; ASTM D256

Electrical Properties	Original Value	Comments
Electrical Resistivity	3.59e+11 ohm-cm	ASTM D257
Dielectric Constant	5.5 @Frequency 1e+6 Hz	ASTM D150
Dielectric Strength	10.3 kV/mm	Short Term per ASTM D149.
Dissipation Factor	0.058 @Frequency 1e+6 Hz	ASTM D150
Arc Resistance	140 sec	ASTM D495
Comparative Tracking Index	175 V	ASTM D3638

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	200 °C	Heat Resistance; ASTM D795
Deflection Temperature at 1.8 MPa (264 psi)	178 °C	ASTM D648
Flammability, UL94	V-1 @Thickness 3.05 mm

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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