DOW™ LDPE 621I by Dow is a low density polyethylene (LDPE) grade. Exhibits high melt strength and excellent bubble stability and provide chemical stability. Designed for foam and blown film extrusion applications. DOW™ LDPE 621I by Dow possible applications are complex food packaging structures to shopping bags and coated paper boards, overwraps, consumer bags, heavy duty sacks, collation films, lamination films and agricultural films. Complies with U.S. FDA 21 CFR 177.1520 (c) 2.1, Canadian HPFB No Objection, EU, No 10/2011 and EU Directive 2011/65/EU (RoHS).
Product family:
Chemical family:
Product Type:
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Compliance
| Food Contact Approval | Visible After Login |
| Certifications & Compliance | Visible After Login |
Applications
Recommended markets
Applications
Conversion mode
Availability
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DOW™ LDPE 621I properties
Films properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Film Puncture Resistance | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Film Thickness - Tested | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Film Toughness, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Film Toughness, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 2% Secant Modulus, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 2% Secant Modulus, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Dart Drop | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
Optical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Gloss | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Haze | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Break, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Elongation at Break, TD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break, TD | 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 |
| Density, Base Resin | 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 |
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
DOW™ LDPE 621I Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Blow-up Ratio | Visible After Login | Visible After Login | |
| Die Circumference | Visible After Login | Visible After Login | |
| Die Diameter | Visible After Login | Visible After Login | |
| Die Gap | Visible After Login | Visible After Login | |
| Frost Line Height | Visible After Login | Visible After Login | |
| L/D Ratio | Visible After Login | Visible After Login | |
| Melt Temperature | Visible After Login | Visible After Login | |
| Screw Size | Visible After Login | Visible After Login | |
| Screw speed | Visible After Login | Visible After Login | |