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PBT

Short Description:

Properties

Test Condition

Test Method

Unit

Typical Value

Physical

 

 

 

 

Specific Gravity

 

ASTM D792

-

1.42

Molding Shrinkage

 

ASTM D955

%

1.2 ~ 2.0

Melt Flow Rate

250¡æ/2.16kg

ASTM D1238

g/10min

18

Water Absorption

23¡æ, 24hrs

ASTM D570

%

0.08

Mechanical

 

 

 

 

Tensile Strength, 3.2mm

 

ASTM D638

 

 

@ Yield

50mm/min

 

kg/cm2

520

Flexural Strength, 3.2mm

1.3mm/min

ASTM D790

kg/cm2

820

Flexural Modulus, 3.2mm

1.3mm/min

ASTM D790

kg/cm2

22,000

IZOD Impact Strength, 6.4mm

 

ASTM D256

 

 

(Notched)

23¡æ

 

kg¡¤cm/cm

6.0

Thermal

 

 

 

 

Melt Temperature

 

ASTM D3418

¡æ

223

Heat Deflection Temperature, 6.4mm

 

ASTM D648

 

 

(Unannealed)

18.6kg

 

¡æ

62

 

4.6kg

 

¡æ

 

Flammability

 

UL94

 

 

0.71mm

 

 

class

V-0

1.5mm

 

 

class

V-0

3.0mm

 

 

class

V-0, 5VA

Relative Temperature Index

 

UL 746B

 

 

Electrical

 

 

¡æ

130

Mechanical with Impact

 

 

¡æ

130

Mechanical without Impact

 

 

¡æ

140


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