Linear Low-Density Polyethylene (LLDPE)

A flexible thermoplastic polymer with excellent puncture resistance and clarity, ideal for demanding packaging applications

LLDPE Structure

Key Properties

Physical Properties

  • Density: 0.915-0.940 g/cm³
  • Melting Point: 120-130°C
  • Tensile Strength: 15-30 MPa
  • Elongation at Break: 400-700%

Chemical Properties

  • Chemical Resistance: Excellent
  • Water Absorption: Very Low
  • Solvent Resistance: Good
  • Oxidation Resistance: Moderate

LLDPE Variants

Film Grade LLDPE

Processing: Blown film extrusion, cast film extrusion
Properties: Excellent stretchability, puncture resistance, toughness
Applications: Stretch films, cling films, industrial/agricultural films, courier bags

Rotomolding Grade LLDPE

Processing: Rotational molding
Properties: Impact resistance, uniform wall thickness, UV stability
Applications: Water tanks, chemical storage tanks, containers, playground equipment

Injection/Extrusion Grade LLDPE

Processing: Injection molding, extrusion
Properties: Flexibility with durability,impact resistance.
Applications: Cable insulation, flexible tubing, small containers, lids

LLDPE Variants Synopsis

Grade / TypeProcessing MethodsKey PropertiesTypical Applications
Film Grade LLDPEBlown film extrusion, cast film extrusionExcellent stretchability, puncture resistance, toughnessStretch films, cling films, industrial/agricultural films, courier bags
Rotomolding Grade LLDPERotational moldingImpact resistance, uniform wall thickness, UV stabilityWater tanks, chemical storage tanks, containers, playground equipment
Injection/Extrusion Grade LLDPEInjection molding, extrusionFlexibility with durabilityCable insulation, flexible tubing, small containers, lids
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