Products

 

600249594

SAMALLOY PC 6198-8

1.Excellent Impact
2.Mold Release and UV stabilized
3.Post-Consumer Recycle Content: 98%

 

SAMALLOY PC 6198-8

 

 

Description:

 

  • Excellent Impact
  • Mold Release and UV stabilized
  • Post-Consumer Recycle Content: 98%

 

Application:

 

  • Electronics and electrical appliances
  • Information technology equipment

 

Typical Material Properties  

 

Physical Nominal Values (English) Test

Specific Gravity 1.19 g/cm3                    ASTM D 792

Melt Flow Rate (300 °C/1.2 kg.) 8 g/10 min        ASTM D 1238

 

Mechanical

 

Tensile Strength @ Yield 60 MPa        ASTM D 638

% Elongation @ Break 90%        ASTM D 638

Flexural Modulus 2000 MPa        ASTM D 790

Flexural Strength @ Yield 90 MPa        ASTM D 790

 

Impact

Notched Izod Impact (23 °C)                         750 J/m        ASTM D 256

 

Thermal

DTUL @ 1.8MPa 3.2mm un-annealed 125 °C        ASTM D 648

 

Mold Shrinkage

Linear Flow 0.5% - 0.7%        ASTM D 955

 

UL Rating HB (0.4mm)        UL 94

 

 

RoHS Compliant Pass

 

The information provided above is based upon typical values. Typical values are intended only as guides. Each customer is responsible for determining whether products and information in this document are appropriate for the customer’s use.  Manufacturer assumes no obligation or liability for any advice furnished or for any results obtained with respect to this information.  NO GUARANTEES OR WARRANTIES ARE EXPRESSED OR IMPLIED.

 

 

 

 


Recommended Processing Guidelines

 

 

Nominal Values (English)

Drying Temperature

120 °C

Drying Time

3.0 to 4.0 hr

Suggested Max Moisture

0.020%

Rear Temperature

250 °C to 290 °C

Middle Temperature

260 °C to 300 °C

Front Temperature

270 °C to 310 °C

Nozzle Temperature

270 °C to 310 °C

Processing (Melt) Temperature

270 °C to 310 °C

Mold Temperature

60 °C to 100 °C

Back Pressure

0.3 to 0.7 MPa

Screw Speed

40 to 75 RPM

 

 

 

The conditions listed above are only guidelines. You may want to adjust conditions to meet your requirements.  

 

Tips on resolving common surface issues:

 

  1. Check the dryer mechanical functions and temperature settings as well as the time in the dryer.  

Shooting an air-shot from the barrel helps to indicate poor drying conditions.  If the air-shot

bubbles and foams, then poor drying is suspect.

 

  1. Excessive heat via:  temperature settings too high; too fast of an inject speed; small/tight

gating or other shear induced heating, are common items to review.

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