PBT---长春---4830-BK

NO. 301, SONGKIANG ROAD, 7 FL.,TAIPEI, 10477 TAIWAN

TEL : 886-2-2503-8131 (REF) FAX : 886-2- 2501-8018

TH

Technical Data

CCP PBT 4830-BK Engineering Plastics Polybutylene Terephthalate PBT glass fiber 30% reinforced injection moulding grade.

Characteristics 1)excellent electrical property

2)excellent temperature resistance, high heat distortion temperature. 3)excellent mechanic and chemical property 4)excellent weatherability 5)excellent wear property 6)excellent moldability

7)High resistance to fuels, oil, fats and many solvents

Injection Moulding Condition Cylinder temperatures Nozzle temperature Mould temperature Injection rate Screw speed Pressure

Mould shrinkage

: 240-270℃ : 260-270℃

: 40-120℃, suitable temperature 60-80℃ : middle - fast

: 60-120 rpm, to be chosen in such a way that plasticizing time is just within cooling time.

2

Injection pressure : 500-1200㎏/㎝

2

Holding pressure : 300-800㎏/㎝

2

Back pressure : 0-3㎏/㎝

Mould shrinkage 1.6㎜thickness horizon is 0.2-0.5% and vertical is 0.8-1.4% under the test method ASTM D955.

Packaging 25㎏/ paper bag .

Material handing Moisture pick-up from ambient air should be avoided. Keep hopper properly closed.

PBT 4830-BK P.1/2

CHANG CHUN PLASTICS CO., LTD.

NO. 301, SONGKIANG ROAD, 7 FL.,TAIPEI, 10477 TAIWAN

TEL : 886-2-2503-8131 (REF) FAX : 886-2- 2501-8018

TH

Engineering Plastics Polybutylene Terephthalate

CCP PBT 4830-BK Property

Value

Unit

Test method

ASTM

Glass Fiber Content Specific gravity Melting point

Coef. of linear thermal expansion Heat deflection temperature under load

2

--- 18.6㎏/㎝ --- 4.6㎏/㎝

Moisture absorption (24h)

Tensile strength Tensile elongation Flexural strength Flexural modulus

Izod impact strength - notched 1/4” Hardness - rockwell

Dielectric strength, 2㎜thickness Volume resistivity Surface resistivity Dielectric constant Dielectric dissipation factor Arc resistance

2

30 1.63 220 3 195 208 0.03 1100 3.5 1800 80000 8.5 94 22 10 10 3.5 0.001 100

1315

% - ℃

10-5㎝/㎝℃ ℃ ℃ ％ - ㎏/㎝ ％ ㎏/㎝ ㎏/㎝ ㎏.㎝/㎝ M KV/㎜ Ω-㎝ Ω 60Hz 60Hz SEC

222

D792 DSC D696 D648 D648 D570 UL94 D638 D638 D790 D790 D256 D785 D149 D257 D257 D150 D150 D495

Flammability acc. to UL94, 3.2㎜ thickness V-0

(1) For reference only

(2) All data in the table are the typical values of the material and not the minimum values of the material specifications.

PBT 4830-BK P.2/2