Abs75

Abs75


1 Classification
General purpose>Extrusion grade
2 Characteristic

Extrusion grade, High rigidity& high impact strength

3 Application

Refrigerator interior container and door liner(cyclopentane 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

6.5

4-10

Rock well hardness D-785 ........ R-scale 107 95-115
HDT D-648 1.82 m pa ºc 88 Min84
Vicat softening Temp D-1525 5kg/50°c ºc 98 Min 93
Tensile strength D-638 23ºc , 50 mm/min Kg/cm² 445 Min 400
Tensile elongation D-638 23ºc , 50 mm/min % 30 Min 25
Flexural strength D-790 23ºc , 50 mm/min Kg/cm² 640 Min 650
Flexural Modulus D-790 23ºc , 50 mm/min Kg/cm² 21000 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

TYPICAL ABS PROCESSING CONDITIONS:

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)
190-210 210-230 220-240 225-245 225-245 225-245 225-245

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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