LNP™ STAT-KON™ Compound WDF40

LNP STAT-KON WDF40 compound is based on Polybutylene Terephthalate (PBT) resin containing 20% glass fibers and proprietary fillers. Added features for this grade include: Electrically Conductive, Radar Absorbing.

Product Family

LNP™ COMPOUNDS AND PC COPOLYMER RESINS

Polymer Family

Polybutylene Terephthalate (PBT)

Processing Technology

Injection Molding

Where to buy

You can get in touch with us in these regions to buy the material

Colors

All colors are customizable. Refer our ColorXpress tool to check color availability

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Features

Key characteristics of the material

Electrically Conductive
No PFAS intentionally added
Radar Absorption

Industry

Material previously used in

Automotive Under the Hood
Electrical

Applications

Possible usage of material

Technical Datasheet Data

View different characteristics of the material at a standard test conditions

Region

ELECTRICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Dielectric Constant (Dk), 77 GHz	13.31	-
Dissipation Factor (Df), 77 GHz	0.71	-
Surface Resistivity	1E+01 - 1E+04	Ω	ASTM D257
Volume Resistivity	1E+00 - 1E+03	Ω.cm	ASTM D257

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, unnotched, 23°C	170	J/m	ASTM D4812
Izod Impact, notched, 23°C	48	J/m	ASTM D256
Instrumented Dart Impact Total Energy, 23°C	3.4	J	ASTM D3763
*Izod Impact, unnotched 80104 +23°C*	11	kJ/m²	ISO 180/1U
*Izod Impact, notched 80104 +23°C*	5	kJ/m²	ISO 180/1A

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	120	°C
Drying Time	4	Hrs
Maximum Moisture Content	0.05	%
Melt Temperature	240 - 265	°C
Front - Zone 3 Temperature	260 - 270	°C
Middle - Zone 2 Temperature	245 - 255	°C
Rear - Zone 1 Temperature	220 - 230	°C
Mold Temperature	80 - 100	°C
Back Pressure	0.2 - 0.3	MPa
Screw Speed	30 - 60	rpm

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, brk, Type I, 5 mm/min	80	MPa	ASTM D638
Tensile Strain, brk, Type I, 5 mm/min	1.5	%	ASTM D638
Tensile Modulus, 5 mm/min	7710	MPa	ASTM D638
Flexural Strength, 1.3 mm/min, 50 mm span	117	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	7110	MPa	ASTM D790
Tensile Stress, break, 5 mm/min	77	MPa	ISO 527
Tensile Strain, break, 5 mm/min	1.4	%	ISO 527
Tensile Modulus, 1 mm/min	7660	MPa	ISO 527
Flexural Strength, 2 mm/min	119	MPa	ISO 178
Flexural Modulus, 2 mm/min	7460	MPa	ISO 178

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.5	-	ASTM D792
Moisture Absorption, (23°C/50% RH/24hrs)	0.016	%	ISO 62-4
Mold Shrinkage, flow	0.5 - 0.8	%	SABIC method
Mold Shrinkage, xflow	1.2 - 1.5	%	SABIC method

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
CTE, -40°C to 40°C, flow	4.0E-05	1/°C	ASTM E831
CTE, -40°C to 40°C, xflow	7.9E-05	1/°C	ASTM E831
*HDT/Af, 1.8 MPa Flatw 80104 sp=64mm*	199	°C	ISO 75/Af
HDT, 1.82 MPa, 3.2mm, unannealed	206	°C	ASTM D648

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