Descripción
DOW 722 LDPE pellets Description
Dow 722 coating grade low density polyethylene (LDPE) offers excellent printability, flexibility, and impact resistance. It is commonly used in flexible packaging and paperboard coating applications such as liquid/juice, laminate tube, condiment pouches, dry foods packaging, snack foods packaging, moist foods packaging, sugar pouches, lidding stock, and medical packaging.
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DOW™ LDPE 722
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| Product information |
| Manufacturer |
The Dow Chemical Company |
| Part Marking Code |
>LDPE material< |
| Material Shape |
LDPE Pellets |
| Process |
·Injection molding grade LDPE
·Extrusion molding grade LDPE
·Coating grade LDPE
|
| Polymer |
Homopolymer |
| Material Attribute |
·Film grade ·Unantiblock ·Food Contact grade ·Medical grade Coating grade |
| specification |
·DMF ·EU 10/2011 ·FDA 21 CFR 177.1520(c)2.2 |
| Physical properties |
Standard |
Value |
Unit |
| Density |
ASTM D792 |
0.918 |
g/cm³ |
| Density Base resin |
INTERNAL METHOD |
0.918 |
g/cm³ |
| Melt Index 190°C 2.16kg |
ASTM D1238 |
8 |
g/10min |
| Environmental Stress Crack Resistance F50 100%Igepal 50°C |
ASTM D1693 |
1 |
hr |
| Water Vapor Transmission |
ASTM F1249 |
0.67 |
g·mm/m²/atm/24hr |
| Neck In 321°C 25.4μm |
INTERNAL METHOD |
50.8 |
mm |
| Coating Weight Minimum |
INTERNAL METHOD |
7.2 |
g/m² |
| Coating Speed Maximum |
INTERNAL METHOD |
7.6 |
m/s |
| Coating thickness Minimum |
INTERNAL METHOD |
7.6 |
μm |
| Hardness |
Standard |
Value |
Unit |
| Shore Hardness D |
ASTM D2240 |
43 |
|
| Mechanical behavior |
Standard |
Value |
Unit |
| Tensile Strength Yield |
ASTM D638 |
8.27 |
Mpa |
| Tensile Strength Break |
ASTM D638 |
9.65 |
Mpa |
| Elongation Yield |
ASTM D638 |
4 |
Mpa |
| Elongation Break |
ASTM D638 |
500 |
Mpa |
| Flexural Modulus 2% Secant |
ASTM D790 |
234 |
% |
| Tensile Impact Strength Type S |
ASTM D1822 |
273 |
% |
| Friction Coefficient |
ASTM D1894 |
0.6 |
N/mm |
| Thermal |
Standard |
Value |
Unit |
| Heat Deflection Temperature Unannealed 0.45MPa |
ASTM D648 |
37.2 |
°C |
| Vicat Softening Temperature |
ASTM D1525 |
87.8 |
°C |
| Melting Temperature DSC |
INTERNAL METHOD |
107 |
°C |
| Melting Temperature |
INTERNAL METHOD |
316~332 |
°C |
| Low Temperature Brittleness |
ASTM D746 |
-60 |
°C |
| Crystallization Temperature DSC |
INTERNAL METHOD |
95.6 |
°C |
| Heat Seal Temperature |
INTERNAL METHOD |
105 |
°C |
⚠️The technical data sheet (TDS) of DOW 722 low density polyethylene material from DOW chemical, if there are differences, please refer to the official website of DOW chemical.
DOW 722 LDPE Advantage
- Food grade and medical grade plastic materials. Dow 722 low density polyethylene (LDPE) material meets food contact requirements and has passed DMF, EU 10/2011 and FDA 21 safety certifications. This material can be used in food contact related applications and can also be used in medical related applications.
- Good processing performance. The melt index of Dow 722 LDPE material is 8g/10min under the test environment of 190℃ and 2.16kg. It is suitable for various processing methods such as injection molding, extrusion molding and coating molding. The material has excellent processing performance and can be used for the insulation layer of flexible packaging.
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Excellent coating application mechanical properties, the insulation layer made of Dow 722 LDPE material has a minimum thickness of close to 7.6μm and a water vapor transmission rate of only 0.67g·mm/㎡/atm/24hr. Its excellent mechanical properties make it widely used in water cup anti-seepage coating.
Why choose ATS as DOW 722 LDPE pellets supplier?
- Leading coating grade low density polyethylene (LDPE) resin granules supplier, 10+ years of experience in plastic product manufacturing and chemical raw material import and export
- Fastest Arrival, with warehouses in multiple ports
- 1,000+ types of resins are available, and we have cooperated with large petrochemical groups for 10+ years
- Free Samples for production testing
- Wholesale price, even a piece of goods is based on the wholesale price
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