LNP™ ELCRES™ CRX9421

LNP ELCRES CRX9421 is a semi-crystalline Polycarbonate (PC) copolymer/Polybutylene Terephthalate (PBT) opaque blend. This grade offers medium flow, UL V0 rating @ 1.5 mm, and high ductility in combination with excellent chemical resistance. It is available for custom coloring and is intended for a wide variety of healthcare applications that need improved chemical resistance.

Product Family

LNP™ COMPOUNDS AND PC COPOLYMER RESINS

Polymer Family

Polycarbonate + PBT (PC+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

+more

Features

Key characteristics of the material

Chemical Resistance
Flame Retardant
Impact resistant

Industry

Material previously used in

General Healthcare

Applications

Possible usage of material

Healthcare

Technical Datasheet Data

View different characteristics of the material at a standard test conditions

Region

FLAME CHARACTERISTICS

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
UL Yellow Card Link	View	-	-
UL Recognized, 94V-0 Flame Class Rating	1.5	mm	UL 94

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, notched, 23°C	590	J/m	ASTM D256
Izod Impact, notched, 0°C	230	J/m	ASTM D256
Izod Impact, notched, -30°C	150	J/m	ASTM D256
Izod Impact, unnotched, 23°C	NB	J/m	ASTM D4812
Izod Impact, unnotched, -30°C	NB	J/m	ASTM D4812
Instrumented Dart Impact Total Energy, 23°C	54	J	ASTM D3763
Instrumented Dart Impact Energy @ peak, 23°C	41	J	ASTM D3763

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	120	°C
Drying Time	2 - 4	Hrs
Maximum Moisture Content	0.02	%
Melt Temperature	240 - 255	°C
Rear - Zone 1 Temperature	225 - 240	°C
Middle - Zone 2 Temperature	230 - 245	°C
Front - Zone 3 Temperature	235 - 250	°C
Nozzle Temperature	240 - 255	°C
Mold Temperature	50 - 70	°C
Back Pressure	0.3 - 0.7	MPa
Screw Speed	50 - 100	rpm
Shot to Cylinder Size	40 - 80	%
Vent Depth	0.025 - 0.038	mm

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, yld, Type I, 50 mm/min	44	MPa	ASTM D638
Tensile Stress, brk, Type I, 50 mm/min	36	MPa	ASTM D638
Tensile Strain, yld, Type I, 50 mm/min	4	%	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	59	%	ASTM D638
Tensile Modulus, 50 mm/min	1985	MPa	ASTM D638
Flexural Modulus, 1.3 mm/min, 50 mm span	1985	MPa	ASTM D790
Flexural Strength, 1.3 mm/min, 50 mm span	72	MPa	ASTM D790

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.3	-	ASTM D792
Melt Volume Rate, MVR at 250°C/5 kg	10	cm³/10 min	ASTM D1238
Melt Flow Rate, 250°C/5.0 kgf	11.5	g/10 min	ASTM D1238
Mold Shrinkage, flow	1.0 - 1.6	%	SABIC method
Mold Shrinkage, xflow	0.9 - 1.6	%	SABIC method

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
HDT, 1.82 MPa, 3.2mm, unannealed	66	°C	ASTM D648
HDT, 0.45 MPa, 3.2 mm, unannealed	118	°C	ASTM D648
Vicat Softening Temp, Rate B/50	131	°C	ASTM D1525
Vicat Softening Temp, Rate B/120	132	°C	ASTM D1525
CTE, -40°C to 40°C, flow	8.50E-05	1/°C	ASTM E831
CTE, -40°C to 40°C, xflow	1.05E-04	1/°C	ASTM E831

Register for High value Multi-Point Data

Access validated product data to streamline material selection
Get inspired by innovative application ideas
Register for high value multi-point data and a personalized experience

THIS SITE USES COOKIES