We specialize in supplying high-quality PTP-High Impact Polystyrene (HIPS) and PTP-General Purpose Polystyrene (GPPS) in various grades tailored to diverse industrial applications. HIPS, available in specialized grades, is ideal for packaging, automotive components, and household appliances, offering exceptional impact resistance and strength. GPPS, with its high clarity and rigidity, comes in multiple grades suited for the production of disposable containers, decorative items, and optical products. All our materials meet global standards and are designed to align with specific customer requirements, ensuring superior performance and reliability in your manufacturing processes
To view the description and analysis of each grade, click on it
HIPS PTP-4125 for Injection & Molding
Product description:
High Impact Polystyren PTP-4125 gives excellent processing in injection with good finished product dimensional stability. Also we can use this grade for extrusion processing.
Typical applications:
It use for house hold, toys, food containers, masterbatch and compounding.
Property | Unit | Value | ASTM METHOD |
Physical | |||
Melt Flow Index (200°C - 5 kg Load) | 10 min/g | 12 | D1238 |
Mechanical Properties | |||
Tensile Strength at Break | MPA | 30 | D638 |
Elongation @Yield | % | 5 | D638 |
Flexural Modulus | MPA | 2600 | D790 |
Izod Impact (Notched) at 23°C | J/M | 100 | D256 |
Thermal Properties | |||
Vicat Softening Point (50°C/hr,1 kg) | C° | 87 | D1525 |
Styrene residual monomer | ppm | <500 | CLG LABPSG004 |
Tensile modulus | MPa | 2300 | D638 |
Linear mold shrinkage | % | 0.4-0.7 | D955 |
Density | g/cc | 1.05 | D792 |


Note:
All mechanical properties measured under standard conditions 50% RH and 23C.
Packing:
HIPS-4125 is supplied in the form of cylindrical of approximately 2.5×2.5 mm. The
product can be supplied in either 25 kg bags.
Regulatory information:
It is responsibility of the manufacturers of food contact articles and industrial food packers
to make sure the article in their actual use are in compliance with the imposed migration
requirements.
HIPS PTP-6045 For Extrusion and Injection
Product description:
High Impact Polystyren PTP-6045 gives excellent extrusion. Also it can be use for injection molding.
Typical applications:
It use for wide range of injection molding applications, office, kitchen and bathroom articles. It use for wide range of extrusion, food packaging as beverage cups, packaging for dairyproducts, for sheet, disposable dishware, toys, internal parts and housings of household
Property | Unit | Value | ASTM METHOD |
Physical | |||
Melt Flow Index (200°C - 5 kg) | 10 min/g | 4 | D1238 |
Mechanical Properties | |||
Tensile Strength | MPA | 24 | D638 |
Flexural Modulus | MPA | 1900 | D790 |
Izod Impact (Notched) | KJ/m² | 9.5 | ISO 180 |
Thermal Properties | |||
Vicat Softening Point (50°C/hr,1 kg) | C | 91 | D1525 |


Note: All mechanical properties measured under standard conditions 50% RH and 23C.
Packing:
HIPS-6045 is supplied in the form of cylindrical of approximately 2.5×2.5 mm. The product can besupplied in either 25 kg bags.
Regulatory information:
It is responsibility of the manufacturers of food contact articles and industrial food packers
to make sure the article in their actual use are in compliance with the imposed migration
requirements.
HIPS PTP-7055 (ESCR) For Extrusion
Product description:
High Impact Polystyrene PTP-7055(ESCR) gives excellent processing in extrusion (thermoforming) with good finished product dimensional stability.
Typical applications:
It use for refrigerator liners for refrigerator inserts and door paneling. It use for packaging applications for oily food, dairy products and for sheet extrusion application.
Property | Unit | Value | ASTM METHOD |
Physical | |||
Melt Flow Index (200°C - 5 kg) | 10 min/g | 4.5 | D1238 |
Mechanical Properties | |||
Tensile Strength | MPA | 30 | D638 |
Flexural Modulus | MPA | 2100 | D790 |
Izod Impact (Notched) | KJ/m² | 9.5 | ISO 180 |
Thermal Properties | |||
Vicat Softening Point (50°C/hr,1 kg) | C | 92 | D1525 |


Note: All mechanical properties measured under standard conditions 50% RH and 23C.
Packing:
HIPS-7055 is supplied in the form of cylindrical of approximately 2.5×2.5 mm. The
product can be supplied in either 25 kg bags.
Regulatory information:
It is responsibility of the manufacturers of food contact articles and industrial food packers
to make sure the article in their actual use are in compliance with the imposed migration
requirements.