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TRAMID® 4211U

PA66

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TYPICAL DATA OF TRAMID® 4211U GRADE

PROPERTY UNIT ASTM METHOD TYPICAL DATA
Physical
Specific Gravity - D792 1.10
Water Absorption (24 hours at 23℃) % D570 1.3
Melt Flow Rate (275℃, 2.16kg) g/10min D1238 10
MECHANICAL
Tensile Strength at yield kgf/㎠ D638 630
Tensile Elongation at break % D638 30
Flexural Strength at yield kgf/㎠ D790 840
Flexural Modulus kgf/㎠ D790 25,000
Izod Impact Strength, notched, 23℃ (1/8”) kgf∙㎝/㎝ D256 15
Rockwell Hardness R scale D785 113
THERMAL
HDT, 18.6 ㎏f/㎠ D648 67
ELECTRICAL
OTHERS
Mold Shrinkage (3mm thickness) % D955 1.2~1.6
※The figures listed in this table are typical values obtained under the standard test methods and may not be applicable for products that are under different application condition.

PROCESSING GUIDE FOR TRAMID® 4211U GRADE

General processing conditions for TRAMID® 4211U are shown below.
Drying prior to processing is essential to ensure desired appearance and property performance.

SPECIFICATION UNIT CONDITIONS
Drying Temperature 80~90
Drying Time hr 3~5
Moisture Content, Max % 0.02
Melt Temperature 260~280
Nozzle Temperature 260~290
Front Temperature 255~285
Middle Temperature 250~280
Rear Temperature 245~275
Mold Temperature 60~90