Sinopec LDPE Resin

Sinopec LDPE resin is a versatile polyethylene material designed for a wide range of flexible, extrusion, molding, coating, and electrical applications. Manufactured through high-pressure polymerization, it features a highly branched molecular structure that delivers excellent flexibility, toughness, melt strength, and processing performance.

To meet diverse processing and end-use requirements, Sinopec provides a broad selection of LDPE grades. The range includes film, injection molding, coating, artificial flower, and wire and cable grades, offering solutions for various manufacturing processes and finished products.

Main Grades of Sinopec LDPE

LDPE Film Grade

Sinopec LDPE Film Grade is designed mainly for blown film and related extrusion applications. The portfolio covers several film segments, including general-purpose film, high-transparency film, heavy-duty packaging film, shrink film cast film. And these materials offer a balanced combination of mechanical strength, flexibility, transparency, chemical stability, and processability.

Film Grade	MFR (g/10 min)	Density (g/cm³)	Typical Application
1F7B	7.0	0.9195	General-purpose film
LD100AC	2.0	0.9225	Packaging film
LD160AS	4.0	0.9225	Packaging / agricultural film
LD160BW	4.0	0.9225	Packaging film
LD163	0.31	0.9220	Heavy-duty film
2100TN00	0.3	0.920	Heavy-duty / specialty film
2102TN00	2.4	0.920	Packaging film
N150	1.5	0.919	Packaging film
N210	2.1	0.921	Packaging film
N220	2.2	0.922	Film applications
Q210	2.1	0.921	General-purpose film
Q281	2.8	0.924	Film applications
Q400	4.0	0.923	Film applications
951-000	2.17	0.920	Packaging film
951-050	2.17	0.920	Packaging film
2426H	1.9	0.923	Agricultural / packaging film
2520D	0.3	0.924	Heavy-duty film
1810D	0.3	0.920	Heavy-duty film
2420H	2.0	0.923	Packaging film
2426K	4.0	0.925	Packaging / thin film

LDPE Coating Grade

It is designed for extrusion coating and lamination processes. The material provides good heat-sealing performance, suitable melt behavior, and strong coating capability. Its molecular characteristics support stable processing at relatively high extrusion speeds.

Coating Grade	MFR (g/10 min)	Density (g/cm³)	Main Applications
1C7A	7.0	0.918	Extrusion coating, paper coating, packaging
1C7A-1	7.5	0.918	Extrusion coating, packaging
LF2700	27.0	0.927	Coating/extrusion

LDPE Injection Molding Grade

This grade is formulated for injection-molded products, foaming materials, and selected coating applications.Its branched molecular structure provides good melt strength, mechanical performance, heat resistance, and processing behavior. Finished products can benefit from relatively short molding cycles, controlled shrinkage, and stable dimensions.

Grade	MFR (g/10 min)	Density (g/cm³)
1I2A-1	2.0	0.920
LD400	25	0.921
LD605	6.0	0.922
LD607	7.5	0.921
2410T	36	0.924

LDPE Wire & Cable Grade

LDPE wire & cable grade is developed for electrical insulation applications. This material uses controlled molecular characteristics to achieve an appropriate combination of density and melt flow behavior. It provides high dielectric strength and volume resistivity while maintaining low dielectric loss and dielectric constant.

Wire & Cable Grade	MFR (g/10 min)	Density (g/cm³)	Tensile Strength (MPa)	Main Applications
LD100BW	2.1	0.923	≥11	Cable insulation
DJ200A	2.0	0.918	≥11
DJ210	2.1	0.920	≥9.6

LDPE Artificial Flower Grade

Artificial flower grade is a specialty LDPE material developed for artificial flower manufacturing and similar applications. Its relatively high melt flow rate provides good melt fluidity and helps improve molding efficiency. The resin also offers useful chemical resistance for the intended application.

Grade	MFR (g/10 min)	Density (g/cm³)	Manufacturer
1I50A	50.0	0.923	Yanshan
1I60A	55.0	0.917	Yanshan
868-000	50.0	0.921	Maoming

What Are The Key Product Advantages?

Excellent Flexibility. The highly branched molecular structure gives the resin excellent flexibility and good toughness. As a result, it works well in films, packaging, agricultural films, and other flexible products.
Good Processability. Sinopec LDPE resin offers stable melt flow and easy processing. It is suitable for blown film, cast film, injection molding, extrusion coating, and other thermoplastic processes.
High Melt Strength. Selected grades provide good melt strength and stable melt behavior. Therefore, they support smooth forming and reliable performance in film extrusion and extrusion coating.
Good Toughness and Impact Resistance. In addition, the resin combines flexibility with good toughness and impact resistance. This helps finished products handle mechanical stress during processing, transportation, and use.
Excellent Electrical Insulation. For wire and cable applications, dedicated grades provide good electrical insulation, dielectric strength, and volume resistivity. These properties support stable and reliable insulation performance.
Good Chemical Resistance. The resin resists many common acids, alkalis, and salts. Therefore, it suits packaging, industrial products, and other applications that require good chemical resistance.
Wide Application Range. Finally, the product portfolio supports a wide range of applications, including packaging films, agricultural films, shrink films, heavy-duty bags, extrusion coatings, wire and cable insulation, injection-molded products, and extruded products.