GPPS injcetion grade for cups
peterzhang@cqncc.cn
Product Description
Specification:
GPPS General Purpose Polystyrene
Specification: Injection moulding, extrusion, medical usage
Uasge: CD box, drink cup, egg box, extrusion package materials, medical articles, vegetable box in refrigerator
Our company can provide other materials that suitable for injection moulding, like
|
Item |
Test conditions |
Test method |
Test data |
unit |
|
Density |
|
ISO 1183:1987 |
1040 |
kg/m3 |
|
Water absorption |
|
ISO 62:1999 |
<0.1 |
% |
|
Melt flow rate |
200°C/5kg |
ISO 1133:1997 |
3.8 |
cm3/10min |
|
Process shrinkage |
|
ISO 294-4:1997 |
0.4-0.6 |
% |
|
Charpy impact strength |
1eU |
ISO 179:1993 |
15 |
kj/m2 |
|
Tensile modulus |
1mm/min |
ISO 527-2:1993 |
3300 |
MPa |
|
Elongation |
50mm/min |
ISO 527-2:1993 |
3 |
% |
|
Tensile strength at break |
50mm/min |
ISO 527-2:1993 |
55 |
MPa |
|
Ball indentation hardness H |
358N/30s |
ISO 2039-1:1993 |
150 |
N/mm2 |
|
Bending strength |
2mm/min |
ISO 178:1993 |
100 |
MPa |
|
HDT |
1.8MPa |
ISO 75-2:1993 |
84 |
°C |
|
Linear coefficient of thermal expansion |
(23-80)°C |
DIN 53 752 |
0.8-1.0 |
K-1 |
|
Heat conduction |
|
DIN 52 612 |
0.16 |
W/mK |
|
Vicat softening point |
B50/oil |
ISO 306:1994 |
93 |
°C |
|
Flame retardance |
>1.4mm |
UL-Standard 94 |
94HB |
Class |
“Strength builds the foundation, and excellent services reach all over the world.”
create win-win situation with customers
We have cooperated with experienced shipping forwarders for many years, they arrange the shipment. No matter by express, by air or by sea, we will track the course of the goods all the way, to make sure goods arrive at you on time and in good condition.
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