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GENERAL PURPOSE POLYSTYRENE

GENERAL PURPOSE POLYSTYRENE (GPPS)

 

GPPS1540

GPPS1540 is easy flowing crystal polystyrene designed tor extrusion or injection applications. it improves extruder output and thermotorming cycle time when mixed with a high impact polystyrene such as HIPS7240.lt is particularly suitable tor glossy-layer co extrusion. This grade has tood contact approval.

Applications: packaging articles, Petri dishes, office equipments, pen barrels, crisper boxes tor refrigerators, cups, tood containers gloss layer co extrusion and anionic styrene butadiene copolymer dilution.

 

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 11
 

STYRENE RESIDUAL MONOMER

PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
VICAT SOFTENING POINT ( 50 °C/hr 1kg) oc ASTM D-1525 105
ROCKWELLHARDNESS ISO2039-2 SCALE/L70
TENSiLE STRESS AT BREAK MPA ISO527-2 42
ELONGATION AT BREAK                   % ISO527-2 2
TENSiLE MODULUS MPA ISO527-2 3100

 

 

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. For more information about guaranteed items, please refer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried out at 23°C, unless otherwise stated. lf in grade reference the fourth digit is “1”(1541), indicates an external lubricants is included. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C for 2-4 hours.

 

 

GPPS1160

GPPS1160 is a high heat resistance and molecular weight crystal polystyrene tor extrusion and bi oriented polystyrene (OPS) industry. it is particularly useful in the production of thick sheet by direct inject gassing, where it gives expanded sheets with high mechanical properties.GPPS1160 can alsa be used in dilution with HIPS7240 tor extrusion of sheet tor thermoforming. This grade has food contact approval

Applications: shower cabinets, lighting thin films, insulation board, taam sheet of fruits trays, meat trays, egg boxes.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 2.5
 

STYRENE RESIDUAL MONOMER

PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
VICAT SOFTENING POINT ( 50 °C/hr 1kg) oc ASTM D-1525 105
ROCKWELLHARDNESS ISO2039-2 SCALE/L70
TENSiLE STRESS AT BREAK MPA ISO527-2 48
ELONGATION AT BREAK                   % ISO527-2 3
TENSiLE MODULUS MPA ISO527-2 3200

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. Far more information about guaranteed items, please refer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII test s are carried aut at 23°C, unless otherwise stated. lf in grade reference the fourth digit is “1”(1161), indicates an external lubricants is included. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C far 2-4 hours.

 

 

 

GPPS15408

GPPS15408 is easy flowing crystal polystyrene designed far extrusion or injection applications. it improves extruder output and thermofarming cycle time when mixed with a super high impact polystyrene such as HIPS7240.lt is not suitable far glossy-layer co extrusion. This grade has faod contact approval

Applications: packaging articles, Petri dishes, office equipments, pen barrels, crisper boxes far refrigerators, cups gloss layer co extrusion and anionic styrene butadiene copolymer dilution.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 11
 

STYRENE RESIDUAL MONOMER

PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
 

VICAT SOFTENING POINT ( 50 °C/hr 1kg)

oc ASTM D-1525 91
ROCKWELLHARDNESS ISO2039-2 L SCALE/ 70
TENSiLE STRESS AT BREAK MPA ISO527-2 42
ELONGATION AT BREAK                   % ISO527-2 2
TENSiLE MODULUS MPA ISO527-2 3100

*AII above mentioned data are typical values and not ta be construed as real specifications. Users should confirm results by their own tests. Far more information about guaranteed items, please refer ta S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried aut at 23°C, unless otherwise stated. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C far 2-4 hours.

 

 

 

 

GPPS1460

GPPS1460 is a high heat resistance and molecular weight crystal polystyrene tor extrusion and thick walled injection molding application. it is particularly useful in the production of thick sheet by direct inject gassing, where it gives expanded sheets with high mechanical properties. This grade has food contact approval.

Applications: insulation board (xps), foam sheet of food & fruits trays.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 6.5
STYRENE RESIDUAL MONOMER PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
VICAT SOFTENING POINT ( 50 °C/hr 1kg) oc ASTM D-1525 103
TENSiLE STRESS AT BREAK MPA ISO527-2 48
ELONGATION AT BREAK                   % ISO527-2 3
TENSiLE MODULUS MPA ISO527-2 3200

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. For more information about guaranteed items, please refer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried out at 23°C, unless otherwise stated. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C for 2-4 hours.

 

 

 

 

 

GPPS1070

GPPS1070 is a high molecular weight crystal polystyrene tor special extrusion applications with high mechanical properties. Applications: insulation sheet, special extrusion.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 1.7
STYRENE RESIDUAL MONOMER PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
VICAT SOFTENING POINT ( 50 °C/hr 1kg) oc ASTM D-1525 104
TENSiLE STRESS AT BREAK MPA ASTM D-638 57
ELONGATION AT BREAK                   % ASTM D-638 3
TENSiLE MODULUS MPA ASTM D-638 4710

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. Far more information about guaranteed items, please refer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried aut at 23°C, unless otherwise stated. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C far 2-4 hours.

 

 

 

 

 

GPPS1240

GPPS1240 is high molecular weight crystal polystyrene for extrusion, impact dilution and injection molding application with good mechanical properties.

Applications: special extrusion, impact dilution and special injection molding.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 2.5
STYRENE RESIDUAL MONOMER PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
VICAT SOFTENING POINT ( 50 °C/hr 1kg) oc ASTM D-1525 96
TENSiLE STRESS AT BREAK MPA ASTM D-638 53
ELONGATION AT BREAK                   % ASTM D-638 3
TENSiLE MODULUS MPA ASTM D-638 4300

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. Far more information about guaranteed items, please refer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried aut at 23°C, unless otherwise stated. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C far 2-4 hours.

 

 

 

GPPS1340

GPPS1340 is high molecular weight crystal polystyrene far extrusion and injection molding. it is particularly useful in the production of sheet with high mechanical properties.GPPS1340 can alsa be used in dilution with HIPS7240 far extrusion of sheet far thermofarming.

Applications: sheet and profile extrusion, packaging, dilution of impact grades far extrusion, injection molding.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 4
STYRENE RESIDUAL MONOMER PPM CLG LABPSG004 (ATOFINA TEST METHOD) <500
VICAT SOFTENING POINT ( 50 °C/hr 1kg) oc ASTM D-1525 97
ROCKWELL HARDNESS ISO2039-2 SCALE/L70
TENSiLE STRESS AT BREAK MPA ISO527-2 44
ELONGATION AT BREAK                   % ISO527-2 2.5
TENSiLE MODULUS MPA ISO527-2 3100

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. Far more information about guaranteed items, please refer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried aut at 23°C, unless otherwise stated. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C far 2-4 hours.

 

 

GPPS1810

GPPS1810 is easy flowing crystal polystyrene designed far injection applications. Applications: Petri dishes, blood sample tubes, disposable beakers, thin wall moldings.

 

PROPERTY UNIT TEST METHOD TYPICAL VALUE
MELT FLOW INDEX(200°C-5KG) g/10min ASTM D-1238 20
STYRENE RESIDUAL MONOMER PPM CLG LABPSG004

{ATOFINA TEST METHOD)

<500
 

VICAT SOFTENING POINT ( 50 °C/hr 1kg)

oc ASTM D-1525 90
ROCKWELLHARDNESS ISO2039-2 SCALE/ L70
TENSiLE STRENGTH AT BREAK MPA ISO527-2 42
ELONGATION AT BREAK                                                   % ISO527-2 2
TENSiLE MODULUS MPA ISO527-2 3100

*AII above mentioned data are typical values and not to be construed as real specifications. Users should confirm results by their own tests. Far more information about guaranteed items, please raefer to S.S.S. (Standard Sales Specifications).Density and shrinkage of this grade are approximately around 1.04 kg/lit & (0.4-0.7) % (ASTM D-955) respectively. AII tests are carried aut at 23°C, unless otherwise stated. lf the injection molding products quality is affected by moisture, granules of GPPS could be dried at 70°C far 2-4 hours.