Crastin LW9020FR BK851 DuPont Polybutylene Terephthalate Alloy (Glass Fiber Reinforcement, 20%)

Product Description

Crastin® LW9020FR BK851 is a 20% glass fiber reinforced, flame retardant, black polybutylene terephthalate alloy for injection molding. It has improved surface aesthetics, excellent dimensional stability and low warpage characteristics.

General

Material Status

Commercial: Active

Availability

Asia Pacific

Europe

North America

Filler / Reinforcement

Glass Fiber Reinforcement, 20% Filler by Weight

Features

Flame Retardant

Good Chemical Resistance

Good Dimensional Stability

Good Processability

Low Moisture Absorption

Low Warpage

Pleasing Surface Appearance

Warp Resistant

Uses

Housings

Industrial Applications

RoHS Compliance

Appearance

Black

Part Marking Code (ISO 11469)

>PBT+ASA-GF20FR(17)<

Resin ID (ISO 1043)

PBT+ASA-GF20FR(17)

Physical	Nominal Value	Unit	Test Method
Density		g/cm³	ISO 1183
Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus (73°F)		psi	ISO 527-2
Tensile Stress (Break, 73°F)		psi	ISO 527-2
Tensile Strain (Break, 73°F)		%	ISO 527-2
Flexural Strength (73°F)		psi	ISO 178
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength (73°F)		ft·lb/in²	ISO 179/1eA
Charpy Unnotched Impact Strength (73°F)		ft·lb/in²	ISO 179/1eU
Notched Izod Impact Strength (73°F)		ft·lb/in²	ISO 180/1A
Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature (264 psi, Unannealed)		°F	ISO 75-2/A
Melting Temperature²		°F	ISO 11357-3
Flammability	Nominal Value	Unit	Test Method
Flame Rating - UL			UL 94
0.0591 in
0.118 in
0.236 in
Flammability Classification			IEC 60695-11-10, -20
0.0591 in
0.118 in
0.236 in
UL	Nominal Value	Unit	Test Method
RTI Str			UL 746
0.0295 in		°F
0.0591 in		°F
0.118 in		°F
0.236 in		°F
RTI Imp			UL 746
0.0295 in		°F
0.0591 in		°F
0.118 in		°F
0.236 in		°F
RTI Elec			UL 746
0.0295 in		°F
0.0591 in		°F
0.118 in		°F
0.236 in		°F
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Crastin® LW9020FR BK851, Crastin LW9020FR BK851, Crastin® , Crastin, CrastinLW9020FRBK851, LW 9020 FR BK 851, LW9020FR BK851, LW9020, 9020FR, FRBK, BK851, LW9020FRBK851, Polybutylene Terephthalate Alloy, PBT Alloy, Polyester, DuPont, PolybutyleneTerephthalateAlloy, PBTAlloy, 9020LW
Features
Features may also be described by the following terms: Warp Resistant, Warpage Resistant, Good Processability, Easy Processing, Low Moisture Absorption, Low Water Absorption, Water Resistant, Moisture Resistant, Low Warpage, Low Warp, Good Dimensional Stability, Dimensionally Stable, Good Chemical Resistance, Chemical Resistant, Pleasing Surface Appearance.
Uses
Uses may also be described by the following terms: Housings, Housing.

Injection	Nominal Value	Unit
Drying Temperature		°F
Drying Time		hr
Suggested Max Moisture		%
Processing (Melt) Temp		°F
Melt Temperature, Optimum		°F
Mold Temperature		°F
Mold Temperature, Optimum		°F
Drying Recommended

Notes

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

²10°C/min

Crastin® LW9020FR BK851

THERMOPLASTIC POLYESTER RESIN

Glass Fiber Reinforcement, 20%

Supplied by DuPont Performance Polymers