Category | Polymer , Film , Thermoplastic , Polyethylene (PE) , LDPE |
Manufacturer | Dow Chemical |
Trade Name | |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Dow 621I Low Density Polyethylene (LDPE).pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 0.918 g/cc | 0.0332 lb/in³ | ASTM D792 |
Thickness | 50.8 microns | 2.00 mil | |
Melt Flow | 2.3 g/10 min @Load 2.16 kg, Temperature 190 °C |
2.3 g/10 min @Load 4.76 lb, Temperature 374 °F |
ASTM D1238 |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Film Tensile Strength at Yield, MD | 11.64 MPa | 1688 psi | ASTM D882 |
Film Tensile Strength at Yield, TD | 11.02 MPa | 1598 psi | ASTM D882 |
Film Elongation at Break, MD | 451 % | 451 % | ASTM D882 |
Film Elongation at Break, TD | 620 % | 620 % | ASTM D882 |
Secant Modulus, MD | 0.1662 GPa | 24.11 ksi | 2% Secant; ASTM D882 |
Secant Modulus, TD | 0.2081 GPa | 30.18 ksi | 2% Secant; ASTM D882 |
Impact | 43 | 43 | [ft-lbf/in<sup>3</sup>]; Puncture Resistance; Dow Method |
1695 | 1695 | [ft-lbf/in<sup>3</sup>]; Toughness MD; ASTM D882 | |
1790 | 1790 | [ft-lbf/in<sup>3</sup>]; Toughness TD; ASTM D882 | |
Elmendorf Tear Strength MD | 321 g | 321 g | ASTM D1922 |
Elmendorf Tear Strength TD | 189 g | 189 g | ASTM D1922 |
Elmendorf Tear Strength, MD | 6.319 g/micron | 160.5 g/mil | ASTM D1922 |
Elmendorf Tear Strength, TD | 3.72 g/micron | 94.5 g/mil | ASTM D1922 |
Dart Drop Test | 96.0 g | 0.212 lb | Method A; ASTM D1709 |
Film Tensile Strength at Break, MD | 21.75 MPa | 3155 psi | ASTM D882 |
Film Tensile Strength at Break, TD | 19.62 MPa | 2845 psi | ASTM D882 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
Melting Point | 108 °C | 226 °F | Dow Method (DSC) |
Vicat Softening Point | 92.0 °C | 198 °F | ASTM D1525 |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Haze | 16.1 % | 16.1 % | ASTM D1003 |
Gloss | 40 % | 40 % | 45°; ASTM D2457 |