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DICSTYRENE:Polystyrene

DICSTYRENE:Polystyrene

DICSTYRENE comes in two types, GPPS with excellent transparency and HIPS with high impact resistance. They are widely used in fields such as food containers and light electrical components utilizing the characteristics of each.

Properties List

DICSTYRENE GPPS

Test item
[Unit]
Testing method Injection type
High flow Standard Heat resistance Heat resistance, high practical strength Good moldability, high practical strength
CR-2500 CR-3500 CR-4500 XC-510 XC-520 XC-540
Melt mass flow rate (MFR) [g/10 min] JIS K7210:99
ISO 1133:97
20 8 3.5 1.6 1.6 2
Tensile breaking stress [MPa] JIS K7161:94
ISO 527-1:93
JIS K7162:94
ISO 527-2:93
41 45 51 51 48 47
Tensile breaking strain [%] 2 2 2 2 2 2
Flex strength [MPa] JIS K7171:08
ISO 178:93
83 96 103 103 103 99
Flexural modulus [MPa] 3,300 3,300 3,300 3,300 3,300 3,300
Charpy impact strength [kJ/m2] JIS K7111-1:06
ISO 179:96
2.3 1.6 2 2.6 2.7 2.7
Rockwell hardness (M-scale) JIS K7202-2:01
ISO 2039-2:87
67 66 66 68 68 68
Vicat softening temperature [°C] JIS K7206:99
ISO 306:94
85 95 102 100 96 92
Ball pressure temperature (BPT) [°C] Electrical Safety Act *75 *85 *95 *90 *90 *80
UL standard UL-94 HB HB HB HB HB HB
Food health certificate 1959 Ministry of Health, Labor and Welfare Notice #370 Yes Yes Yes Yes Yes Yes
Application examples Household goods
Daily goods
Thin-walled containers
Household goods
Daily goods
Toys
Candy containers
Daily goods
Cases
Large containers
Daily goods
Cases
Large light electrical components
Cases
Large light electrical components
Test item
[Unit]
Testing method Extrusion type
High flow Standard Good moldability
XC-315 XC-515 XC-525 XC-535
Melt mass flow rate (MFR) [g/10 min] JIS K7210:99
ISO 1133:97
3.2 1.5 1.5 2.4
Tensile breaking stress [MPa] JIS K7161:94
ISO 527-1:93
JIS K7162:94
ISO 527-2:93
52 54 53 53
Tensile breaking strain [%] 2 2 2 2
Flex strength [MPa] JIS K7171:08
ISO 178:93
102 106 102 102
Flexural modulus [MPa] 3,300 3,300 3,300 3,300
Charpy impact strength [kJ/m2] JIS K7111-1:06
ISO 179:96
2 2.8 2.6 2
Rockwell hardness (M-scale) JIS K7202-2:01
ISO 2039-2:87
66 68 68 67
Vicat softening temperature [°C] JIS K7206:99
ISO 306:94
102 103 102 102
Ball pressure temperature (BPT) [°C] Electrical Safety Act 90 95 90 90
UL standard UL-94 - - - -
Food health certificate 1959 Ministry of Health, Labor and Welfare Notice #370 Yes Yes Yes Yes
Application examples Expanded sheets/films Expanded sheets/films Expanded sheets/films Expanded sheets/films
  • Specific gravity: 1.04 to 1.05
  • Mold shrinkage is 0.4 to 0.8% for all.
  • Starred (*) BPT values are registered with the Japan Electrical Safety & Environment Technology Laboratories. Other values are DIC measured values (not registered).
  • The property values in this table are representative values obtained from a natural injection specimen based on the prescribed testing methods. These values do not show standard values.
  • The test specimen follows JIS K7139:1996 (ISO 3167:1993).
  • The specimen creation conditions follow JIS K7152:1999 (ISO 294-1:1996).

DICSTYRENE HIPS

Test item
[Unit]
Testing method Injection type
Ultra-high flow High rigidity, heat resistant Standard High gloss, heat resistant High glass, impact resistant
MH-6800-1 MH-6100-2 GH-6300-2 GH-9600-2 SR-500-2
Melt mass flow rate (MFR) [g/10 min] JIS K7210:99
ISO 1133:97
15 6.0 7.0 3.3 3.5
Tensile yield stress [MPa] JIS K7161:94
ISO 527-1:93
JIS K7162:94
ISO 527-2:93
24 33 27 36 36
Tensile breaking stress [MPa] 22 32 26 34 30
Tensile breaking nominal strain [%] 40 40 45 46 35
Flex strength [MPa] JIS K7171:08
ISO 178:93
41 55 45 56 54
Flexural modulus [MPa] 2,210 2,650 2,300 2,300 2,300
Charpy impact strength [kJ/m2] JIS K7111-1:06
ISO 179:96
10 12 11 12 16
Rockwell hardness (L-scale) JIS K7202-2:01
ISO 2039-2:87
55 72 55 62 60
Vicat softening temperature [°C] JIS K7206:99
ISO 306:94
86 95 89 96 90
Ball pressure temperature (BPT) [°C] Electrical Safety Act 80 90 85 90 90
Gloss value [%] JIS Z8741:97 50 75 60 90 94
UL standard UL-94 HB HB HB HB HB
Food health certificate 1959 Ministry of Health, Labor and Welfare Notice #370 Yes Yes Yes Yes Yes
Application examples Thin-walled molded products
Base resin for composite materials
Light electrical housings Light electrical housings
Daily goods
Toys
Large light electrical housings
Toys
Cases
Light electrical housings
Toys
Test item
[Unit]
Testing method Extrusion type
Standard
GH-8300-5
Melt mass flow rate (MFR) [g/10 min] JIS K7210:99
ISO 1133:97
2.4
Tensile yield stress [MPa] JIS K7161:94
ISO 527-1:93
JIS K7162:94
ISO 527-2:93
31
Tensile breaking stress [MPa] 32
Tensile breaking nominal strain [%] 37
Flex strength [MPa] JIS K7171:08
ISO 178:93
53
Flexural modulus [MPa] 2,140
Charpy impact strength [kJ/m2] JIS K7111-1:06
ISO 179:96
14
Rockwell hardness (L-scale) JIS K7202-2:01
ISO 2039-2:87
56
Vicat softening temperature [°C] JIS K7206:99
ISO 306:94
95
Ball pressure temperature (BPT) [°C] Electrical Safety Act -
Gloss value [%] JIS Z8741:97 58
UL standard UL-94 -
Food health certificate 1959 Ministry of Health, Labor and Welfare Notice #370 Yes
Application examples Frozen dessert cups/trays
  • Specific gravity: 1.03 to 1.04
  • Mold shrinkage is 0.4 to 0.8% for all.
  • BPT values are DIC measured values (unregistered).
  • The property values in this table are representative values obtained from a natural injection specimen based on the prescribed testing methods. These values do not show standard values.
  • The test specimen follows JIS K7139:1996 (ISO 3167:1993).
  • The specimen creation conditions follow JIS K7152:1999 (ISO 294-1:1996).
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