Technical datasheet
COSMOTHENE® L420
Supplied byThe Polyolefin Company (Singapore)- Last Updated on Apr 11, 2025
COSMOTHENE® L420 by The Polyolefin Company (Singapore) is a low density polyethylene (LDPE) grade. It exhibits good balance between neck-in & processability, good heat seal property and good adhesion.
- It is an additive free grade and is suitable for processing by extrusion coating.
- It is suitable for coating on polyester film, biaxially oriented polypropylene film, paper, aluminium, and polyethylene woven cloth.
- COSMOTHENE® L420 complies with the US FDA Regulation 21 CFR 177.1520(c)2.1a.
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COSMOTHENE® L420 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
COSMOTHENE® L420 Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Cylinder Zone 1 Temperature | Visible After Login | Visible After Login | |
| Cylinder Zone 2 Temperature | Visible After Login | Visible After Login | |
| Cylinder Zone 3 Temperature | Visible After Login | Visible After Login | |
| Cylinder Zone 4 Temperature | Visible After Login | Visible After Login | |
| Die Temperature | Visible After Login | Visible After Login | |
| Hopper Temperature | Visible After Login | Visible After Login | |
| Neck-in | Visible After Login | Visible After Login | |
| Stock Temperature | Visible After Login | Visible After Login | |