NOVALAC RX®525 Vyncolit Phenolic (Cellulose Filler)

General

Material Status

Commercial: Active

Availability

Africa & Middle East

Asia Pacific

Europe

Latin America

North America

South America

Filler / Reinforcement

Cellulose Filler

Features

Acid Resistant

Base Resistant

Good Creep Resistance

Good Dimensional Stability

Low Smoke Emission

Solvent Resistant

Uses

Appliances

Automotive Applications

Connectors

Electrical/Electronic Applications

Gears

Housings

Membrane Touch Switches

Power/Other Tools

Pump Parts

Agency Ratings

Forms

Pellets

Processing Method

Compression Molding

Injection Molding

Resin Transfer Molding

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Bulk Factor			ASTM D1895
Molding Shrinkage - Flow (Compression Molded)		in/in	ASTM D955
Water Absorption (73°F, 24 hr)		%	ASTM D570
Mechanical	Nominal Value	Unit	Test Method
Tensile Strength		psi	ASTM D638
Flexural Modulus		psi	ASTM D790
Flexural Strength		psi	ASTM D790
Compressive Strength		psi	ASTM D695
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact		ft·lb/in	ASTM D256A
Hardness	Nominal Value	Unit	Test Method
Rockwell Hardness (E-Scale)			ASTM D785
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load (264 psi, Unannealed)		°F	ASTM D648
CLTE			ASTM D696
Flow		in/in/°F
Transverse		in/in/°F
Thermal Conductivity		Btu·in/hr/ft²/°F	ASTM C177
Electrical	Nominal Value	Unit	Test Method
Dielectric Strength			ASTM D149
--²		V/mil
--³		V/mil
Arc Resistance		sec	ASTM D495
Flammability	Nominal Value	Unit	Test Method
Flame Rating - UL			UL 94
0.0625 in
0.125 in
UL	Nominal Value	Unit	Test Method
RTI Str		°F	UL 746
RTI Imp		°F	UL 746
RTI Elec		°F	UL 746
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: NOVALAC RX®525, NOVALAC RX525, NOVALAC , NOVALACRX525, RX 525, RX®525, RX525, Phenolic, Vyncolit, 525RX
Features
Features may also be described by the following terms: Low Smoke Emission, Good Dimensional Stability, Dimensionally Stable, Good Creep Resistance, Creep Resistant.
Uses
Uses may also be described by the following terms: Power Tools, Tools, Membrane Touch Switches, Housings, Housing, Electrical Applications, Electronic Applications, Electrical/Electronic Applications, Electrical Sector, Automotive Applications, Automotive Sector.
Agency Ratings
This plastic material has 1 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): ASTM (1).

Injection	Nominal Value	Unit
Rear Temperature		°F
Middle Temperature		°F
Nozzle Temperature		°F
Processing (Melt) Temp		°F
Mold Temperature		°F
Back Pressure		psi
Injection Notes
Plastication: 50 to 65rpm Injection Pressure: Set to give 6 to 10 seconds injection time Hold Pressure: 50 to 100% of injection pressure Hold Time: 15 sec minimum Cure Time, 0.125 in: 40 to 45 sec The value listed as Thermal Conductivity, ASTM C177, was tested in accordance with ASTM F433. Water Absorption, ASTM D570, 48 hrs, 50°C: 1.7% Flexural Strain, ASTM D790: 0.84% Dielectric Strength, ASTM D149, 60 Hz, Method A, wet: 50 V/mil Dielectric Strength, ASTM D149, 60 Hz, Method B, wet: 25 V/mil Compression and Transfer Molding Conditions: Preforming Pressure: 8000 to 12000 psi Preheat Temperature: 210 to 235 °F Preheat Time: 45 sec Mold Temperature: 330 to 360 °F Compression Mold Pressure: 2500 to 5000 psi Transfer Mold Pressure: 4000 to 6000 psi Cure Time, 0.125 in: 40 to 50 sec

Notes

¹Typical properties: these are not to be construed as specifications.

²Method A (Short-Time)

³Method B (Step-by-Step)

NOVALAC RX®525

Phenolic

Cellulose Filler

Supplied by Vyncolit N.V.