ULTEM™ Resin MD256T

Transparent polyetherimide (PEI) based master batch containing PET resin. It can be mixed with PET resin for extrusion, injection etc., and is easy to disperse with good compatibility. Tg is 129°C and it can improve the heat resistance, mechanical strength and modules of PET resin

Product Family

ULTEM™ RESIN FAMILY OF HIGH HEAT SOLUTIONS

Polymer Family

Polyetherimide (PEI)

Processing Technology

Film Extrusion
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

Chemical Resistance
Creep resistant
Dimensional stability
Good Processability
High stiffness/Strength
High temperature resistance
Low Shrinkage
No PFAS intentionally added

Industry

Material previously used in

Electrical
Industrial General
Industrial Packaging

Applications

Possible usage of material

Electrical
Packaging

Technical Datasheet Data

View different characteristics of the material at a standard test conditions

Region

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, notched, 23°C	30	J/m	ASTM D256
Izod Impact, unnotched, 23°C	700	J/m	ASTM D4812
*Izod Impact, notched 80104 +23°C*	3.5	kJ/m²	ISO 180/1A
*Izod Impact, unnotched 80104 +23°C*	73.6	kJ/m²	ISO 180/1U
*Charpy 23°C, V-notch Edgew 80104 sp=62mm*	3.2	kJ/m²	ISO 179/1eA
*Charpy 23°C, Unnotch Edgew 80104 sp=62mm*	77.3	kJ/m²	ISO 179/1eU

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	135 - 150	°C
Drying Time	4 - 6	Hrs
Drying Time (Cumulative)	24	Hrs
Maximum Moisture Content	0.02	%
Melt Temperature	270 - 300	°C
Nozzle Temperature	270 - 300	°C
Front - Zone 3 Temperature	270 - 300	°C
Middle - Zone 2 Temperature	270 - 300	°C
Rear - Zone 1 Temperature	270 - 300	°C
Mold Temperature	100 - 150	°C
Back Pressure	0.3 - 0.7	MPa
Screw Speed	30 - 70	rpm
Shot to Cylinder Size	30 - 60	%
Vent Depth	0.025 - 0.076	mm

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, brk, Type I, 50 mm/min	90	MPa	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	3.5	%	ASTM D638
Tensile Modulus, 5 mm/min	3224	MPa	ASTM D638
Flexural Strength, 1.3 mm/min, 50 mm span	143	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	3020	MPa	ASTM D790
Tensile Stress, break, 50 mm/min	93	MPa	ISO 527
Tensile Strain, break, 50 mm/min	4.2	%	ISO 527
Tensile Modulus, 1 mm/min	3056	MPa	ISO 527
Flexural Strength, 2 mm/min	145	MPa	ISO 178
Flexural Modulus, 2 mm/min	3072	MPa	ISO 178

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.31	-	ASTM D792
Density	1.31	g/cm³	ISO 1183
Melt Flow Rate
– 290°C/2.16 kgf	37	g/10 min	ASTM D1238
– 280°C/2.16 kgf	27	g/10 min	ASTM D1238
Melt Volume Rate
– 290°C/2.16 kgf	25	cm³/10 min	ISO 1133
– 280°C/2.16 kgf	18	cm³/10 min	ISO 1133
Water Absorption, (23°C/24hrs)	0.13	%	ASTM D570
Moisture Absorption, (23°C/50% RH/24hrs)	0.04	%	ISO 62-4
Mold Shrinkage, flow	0.69	%	SABIC method
Mold Shrinkage, xflow	0.77	%	SABIC method

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
HDT, 0.45 MPa, 3.2 mm, unannealed	117	°C	ASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed	110	°C	ASTM D648
*HDT/Bf, 0.45 MPa Flatw 80104 sp=64mm*	122	°C	ISO 75/Bf
*HDT/Af, 1.8 MPa Flatw 80104 sp=64mm*	112	°C	ISO 75/Af
CTE, -40°C to 150°C, flow	65	1/°C	ASTM E831
CTE, -40°C to 150°C, xflow	68	1/°C	ASTM E831
CTE, -40°C to 150°C, flow	65	1/°C	ISO 11359-2
CTE, -40°C to 150°C, xflow	68	1/°C	ISO 11359-2
Vicat Softening Temp, Rate B/50	129	°C	ASTM D1525
Vicat Softening Temp, Rate B/120	130	°C	ASTM D1525
Vicat Softening Temp, Rate B/50	129	°C	ISO 306
Vicat Softening Temp, Rate B/120	131	°C	ISO 306

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