ABS-ER72M (1)

ABS-ER72M (1)


1 Classification
General purpose>Extrusion grade
2 Characteristic
  • Extrusion grade
  • High rigidity& high impact strength
  • Low Heat Impact Strength
3 Application

Refrigerator interior container and door liner(HCFC-141b Blowing agent use) and etc.

Property Test method (ASTM) Test condition Unit Typical Value ABS-28 Specification
Izod impact D-256 6.4 mm , notched Kj/m² 36 Min33
Melt flow index D-1238

220ºc , 10 kg

gr/10 min

6

3-8

Rock well hardness D-785 ........ R-scale 105 100-120
HDT D-648 1.82 m pa ºc 85 MIN84
Vicat softening Temp D-1525 5kg/50°c ºc 95 MIN92
Tensile strength D-638 23ºc , 50 mm/min Kg/cm² 430 MIN420
Tensile elongation D-638 23ºc , 50 mm/min % 30 MIN18
Flexural strength D-790 23ºc , 50 mm/min Kg/cm² 620 Min 650
Flexural Modulus D-790 23ºc , 50 mm/min Kg/cm² 19000 Min 18000
Specific Gravity D-792 23ºc .. 1.04 1.04
Molding Shrinkage D-955 % 0.4-0.7 0.4-0.7
Flammability Ul94 1/8inch(3.2mm) HB HB

DRYING: it is recommended that GBPC ABS Resins be dried at (80-85°c)for 3 hours.

Extruder with one-stage or two-stage venting and Gear pump are recommended for extrusion of sheet

Zone 1(°c) Zone 2(°c) Zone 3(°c) Zone 4(°c) Zone 5(°c) Zone 6(°c) Zone 7(°c)
190-210 210-23 220-240 225-245 225-245 225-245 225-245

Adapter(°c) Outer Die zone(°c) Mid Die zone(°c) Center Die zone(°c) Screen Pack Mesh (2layer)
225-245 230-245 220-240 220-240 #40 / #80 / #80 / #40

Nip Roll Top(°c) Nip Roll Middle(°c)
Nip Roll Bottom(°c)
Die Lip Thickness(mm)
Head pressure
50-70 60-80 70-90 3.2-4.0 140 bar
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