GPPS1540 is an easy flowing crystal polystyrene designed for extrusion or injection applications.
It improves extruder output and thermoforming cycle time when mixed with a high impact UNIT TYPICAL VALUE polystyrene such as HIPS7240.It is particularly suitable for glossy-layer coextrusion.
This grade has food contact approval.
packaging articles,petri dishes,office equipments,pen barrels,crisper boxes for refrigerators,cups,food containers
gloss layer coextrusion.anionic styrene butadiene copolymer dilution
*All 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)
STYRENE RESIDUAL MONOMER PPM CLG LABPSG004 (ATOFINA TEST METHOD)
All test are carried out at 23°C , unless otherwise stated
If in grade reference the fourth digit is “1”(1541) ,indicates an external lubricants is included.
If the injection molding products quality is affected by moisture,granules of GPPS could be dried at 70°C for 2-4 hours.