Polybutylene

·30%PBT 30% glass fiber reinforced PBT

· Injection molding

·  Excellent heat stability

· Good mechanical properties balance

 Properties

 Test Method

 Test Condition

 Unit

Typical Values

Physical properties

Specific Gravity 

ISO 1183

23ºC

 g/cm3

1.6

Ash 

ISO 3451

800ºC,30min 

% 

30

Mechanical properties

Tensile Strength 

ISO 527 

50mm/min 

MPa 

130

Elongation at Break

ISO 527 

50mm/min 

%

3

Tensile Modulus 

ISO 527 

1mm/min 

MPa 

10900

Flexural Modulus 

ISO 178

2mm/min 

MPa 

5300

Charpy Notched Impact Strength     

ISO 179-1eA

23ºC

kJ/m2 

7

Charpy Unotched Impact Strength     

ISO 179-1eU

23ºC

kJ/m2 

45

Thermal properties

Heat deflection temperature

ISO 75

1.80MPa

C

185

Melting Point

DSC

-

C

222

Other properties

Flammability 

UL94

-

1.6mmV0

Note: The data above is a typical value for reference, not a guaranteed value. The data will vary with tool design such as gate type, gate location, gate number, injection molding process, and part thickness. The data will vary with different colors as well. Prior to use the material, please consult with TOPO Co., Ltd