Later® 4E61 Lati Polybutylene Terephthalate

Product Description

Compound based on Polybutylene Terephtalate (PBT).
Toughened.
Very high impact resistance even at low temperature.

General

Material Status

Availability

Additive

Features

Physical	Nominal Value	Unit	Test Method
Density		g/cm³	ISO 1183
Molding Shrinkage²			ISO 294-4
Across Flow: 0.0787 in		%
Flow: 0.0787 in		%
Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus			ISO 527-2/1
73°F		psi
140°F		psi
194°F		psi
248°F		psi
Tensile Stress (Yield, 73°F)		psi	ISO 527-2/5
Tensile Strain (Yield, 73°F)		%	ISO 527-2/5
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength			ISO 179/1eA
-4°F		ft·lb/in²
73°F		ft·lb/in²
Charpy Unnotched Impact Strength			ISO 179/1eU
-4°F
73°F
Notched Izod Impact (73°F, 0.126 in)		ft·lb/in	ASTM D256A
Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
66 psi, Unannealed		°F	ISO 75-2/B
264 psi, Unannealed		°F	ISO 75-2/A
Vicat Softening Temperature		°F	ISO 306/B50
CLTE - Flow (86 to 212°F)		in/in/°F	ASTM D696
Continuous Use Temperature³		°F
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Later® 4E61, Later 4E61, Later® , Later, Later4E61, 4 E 61, 4E61, 4E, E61, Polybutylene Terephthalate, PBT, Polyester, Lati, PolybutyleneTerephthalate, E4
Features
Features may also be described by the following terms: Low Temperatuer Impact Resistance, Low Temp Impact Resistance, Ultra High Impact Resistance.

Notes

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

²at 60 MPa of cavity pressure

³20000 hr

Later® 4E61