Polyethylene 277-73
Large-Volume Technical Part Manufacturing · Injection Moulding · Food Packaging
- Production method
- Gas-phase polymerisation using Unipol technology
- Processing method
- Injection moulding
- Density (at 20°C), g/cm³
- 0,958 – 0,964
- Melt flow index, g/10 min, 190°C/5,0 kgf
- 17,0 – 25,0
Technical Specifications
| Parameter | Value | Method / unit |
|---|---|---|
| Production method | Gas-phase polymerisation using Unipol technology | — |
| Processing method | Injection moulding | — |
| Density (at 20°C), g/cm³ | 0,958 – 0,964 | ASTM D 1505 / ISO 1183 · °C |
| Melt flow index, g/10 min, 190°C/5,0 kgf | 17,0 – 25,0 | ASTM D 1238 / ISO 1133 · g/10 min |
| Within-batch MFI deviation, %, max. | ±10 | ASTM D 1238 / ISO 1133 · % |
| Number of foreign particles, pcs., max. | max 5 | — |
| Mass fraction of volatile matter, %, max. | max 0,09 | ISO 4437 · % |
| Tensile yield strength, MPa, min. | Not standardised | ASTM D 638 / ISO 527 |
| Tensile strength, MPa, min. | Not standardised | ASTM D 638 / ISO 527 |
| Elongation at break, %, min. | Not standardised | ASTM D 638 / ISO 527 · % |
Detailed application areas
Large technical products over 250 g. Food-contact products and toys.
Use Cases
- Large-Volume Technical Part Manufacturing
- Injection Moulding
- Food Packaging
- Toy Manufacturing
- Industrial Plastic Products
Packaging & storage
Packaging
Polyethylene is packed in 25 kg polyethylene or polypropylene bags and transported by rail and road.
Shelf Life
6 months from the date of manufacture
Documents
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Product Information
Polyethylene 277-73 is a grade used in injection moulding of large technical products over 250 g, with a melt flow index of 17.0-25.0 g/10 min (190°C/5.0 kgf) and a density of 0.958-0.964 g/cm³ (20°C). Typical specifications: Production method: Gas-phase polymerisation using Unipol technology; Processing method: Injection moulding; Density (at 20°C), g/cm³ 0,958–0,964. KORKİMYA supplies Polyethylene 277-73 in Polyethylene is packed in 25 kg polyethylene or polypropylene bags and transported by rail and road.. Shelf life: 6 months from the date of manufacture.
Large technical products over 250 g. Food-contact products and toys.
Polyethylene 277-73 is a grade used in injection moulding of large technical products over 250 g, with a melt flow index of 17.0-25.0 g/10 min (190°C/5.0 kgf) and a density of 0.958-0.964 g/cm³ (20°C).
- Category
- Thermoplastic Polymers
Test Methods
ASTM D 1505 / ISO 1183 · ASTM D 1238 / ISO 1133 · ISO 4437 · ASTM D 638 / ISO 527
Frequently asked questions
Where is 277-73 used and how is it processed?
Polyethylene 277-73 is used in injection moulding of large technical products over 250 g. Areas of use: Large-Volume Technical Part Manufacturing, Injection Moulding, Food Packaging, Toy Manufacturing, Industrial Plastic Products. Processing method: Injection moulding. Production method: Gas-phase polymerisation using Unipol technology.
What are the melt flow index and density of 277-73?
The melt flow index of 277-73 is 17.0-25.0 g/10 min (190°C/5.0 kgf), tested to ASTM D 1238 / ISO 1133. Its density is 0.958-0.964 g/cm³ (20°C), tested to ASTM D 1505 / ISO 1183. Within-batch MFI deviation max ±10 %.
Which other values are stated for 277-73?
Stated values for 277-73: Number of foreign particles max 5 pcs.; Mass fraction of volatile matter max 0.09 %; Tensile yield strength not standardised; Tensile strength not standardised; Elongation at break not standardised. Test methods: ISO 4437; ASTM D 638 / ISO 527.
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Last updated: 04/10/2026
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