Engineering Plastics

Ultem®

Also available: Ultem^® Glass Filled

Ultem^® is an amorphous, translucent engineering thermoplastic (Ultem^®) with good rigidity and thermal mechanical strength for demanding applications

Key Features:

Translucent
Rigid with good creep resistance
High thermal mechanical strength
Suitable for repeated hot steam sterilization
Good dimensional accuracy
Good electrical insulation
Good weldability
Easily machined, care required with coolant, susceptible to stress cracking
Self-extinguishing V-0
Gamma ray resistant

Temperature:

Up to +170ºC, +200ºC short term

Applications:

Metering equipment, sterilization tanks. microwave parts, coil formers, insulators, sensor housings, surgical instruments, light sockets, flanges, switch parts, valve bodies, sight glasses.

Availability:

Sheet size (mm):	3000 x 500, 1220 x 610.
Thickness (mm):	12 to 60.
Rod dia (mm):	12 to 100.
Length (mm):	3000.

Technical Information:

Information to be used as a guide only. It corresponds with our current knowledge and indicates possible applications. We cannot guarantee suitability for a specific application. Unless otherwise stated these values represent averages taken from injection moulded samples.

Properties Unit Test Method DIN ASTM Result

Mechanical - - -

Density g/cm³ 53479 1.27

Tensile strength at yield MPa 53455 105

Tensile strength at break MPa 53455 -

Elongation at Break % 53455 60

Modulus of elasticity in tension MPa 53457 3100

Modulus of elasticity in flexure MPa 53457 3300

Ball indentation hardness MPa 53456 165

Impact strength (Charpy) KJ/m² 53453 no break

Creep rupture strength after 1000 hours with static load MPa - -

Time yield limit for 1% elongation after 1000 hours MPa - -

Coefficient of friction against hardened and ground steel p+0,05 N/mm2, v=0,6 m/s - - -

Wear conditions as above µm/km - -

Thermal - - -

Crystalline melting point ºC 53736 -

Glass transition temperature ºC 53736 215

Heat distortion temperature method A ºC ISO 75 180

Heat distortion temperature method B ºC ISO 75 200

Max. service temperature short term ºC - 200

Max. service temperature long term ºC - 170

Coefficient of thermal conductivity W/(m K) - 0.22

Specific heat J/(g K) -

Coefficient of thermal expansion 10-5/K - 5.6

Electrical - - -

Dielectric constant at 10 (5) Hz - 53483 3.15

Dielectric loss factor at 10(5) Hz - 53483 0.001

Specific Volume Resistance Ωcm 53482 6.7 x 10 (17)

Surface Resistance O 53482 -

Dielectric strength 1mm kV/mm 53481 33

Tracking resistance - 53480 -

Miscellaneous - - -

Moisture Absorption: Equilibrium in standard atmosphere (23ºC / 50% relative humidity) % 53714 0.25

Water absorption at saturation at 23ºC % 53495 1.25

Resistance to hot water, washing soda - - resistant

Flamability - UL 94 VO

Resistance to weathering - - not resistant

BACK

Properties	Unit	Test Method DIN ASTM	Result
Mechanical	-	-	-
Density	g/cm³	53479	1.27
Tensile strength at yield	MPa	53455	105
Tensile strength at break	MPa	53455	-
Elongation at Break	%	53455	60
Modulus of elasticity in tension	MPa	53457	3100
Modulus of elasticity in flexure	MPa	53457	3300
Ball indentation hardness	MPa	53456	165
Impact strength (Charpy)	KJ/m²	53453	no break
Creep rupture strength after 1000 hours with static load	MPa	-	-
Time yield limit for 1% elongation after 1000 hours	MPa	-	-
Coefficient of friction against hardened and ground steel p+0,05 N/mm2, v=0,6 m/s	-	-	-
Wear conditions as above	µm/km	-	-
Thermal	-	-	-
Crystalline melting point	ºC	53736	-
Glass transition temperature	ºC	53736	215
Heat distortion temperature method A	ºC	ISO 75	180
Heat distortion temperature method B	ºC	ISO 75	200
Max. service temperature short term	ºC	-	200
Max. service temperature long term	ºC	-	170
Coefficient of thermal conductivity	W/(m K)	-	0.22
Specific heat	J/(g K)	-
Coefficient of thermal expansion	10-5/K	-	5.6
Electrical	-	-	-
Dielectric constant at 10 (5) Hz	-	53483	3.15
Dielectric loss factor at 10(5) Hz	-	53483	0.001
Specific Volume Resistance	Ωcm	53482	6.7 x 10 (17)
Surface Resistance	O	53482	-
Dielectric strength 1mm	kV/mm	53481	33
Tracking resistance	-	53480	-
Miscellaneous	-	-	-
Moisture Absorption: Equilibrium in standard atmosphere (23ºC / 50% relative humidity)	%	53714	0.25
Water absorption at saturation at 23ºC	%	53495	1.25
Resistance to hot water, washing soda	-	-	resistant
Flamability	-	UL 94	VO
Resistance to weathering	-	-	not resistant