Industry-Verified Manufacturing Data (2026)

High-Density Polyethylene (HDPE) Resin

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard High-Density Polyethylene (HDPE) Resin used in the Plastics in Primary Forms Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical High-Density Polyethylene (HDPE) Resin is characterized by the integration of Polymer Matrix and Catalyst Residue. In industrial production environments, manufacturers listed on CNFX commonly emphasize Ethylene monomer construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Thermoplastic polymer resin produced from ethylene monomer polymerization.

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Product Specifications

Technical details and manufacturing context for High-Density Polyethylene (HDPE) Resin

Definition
High-Density Polyethylene (HDPE) resin is a versatile thermoplastic material manufactured through catalytic polymerization of ethylene under low pressure. As a primary form plastic, it serves as the foundational raw material for downstream plastic processing industries including injection molding, blow molding, and extrusion. Its excellent chemical resistance, high strength-to-density ratio, and moisture barrier properties make it essential for producing industrial containers, piping systems, and packaging materials. In B2B supply chains, HDPE resin is typically supplied in pelletized form for efficient handling and processing by manufacturers across multiple sectors.
Working Principle
Polymerization of ethylene monomers using Ziegler-Natta or metallocene catalysts to form long hydrocarbon chains with minimal branching, resulting in high crystallinity and density.
Common Materials
Ethylene monomer, Catalyst system, Additives
Technical Parameters
  • Material density at 23°C (g/cm³) Customizable
  • Flow rate under standard conditions (g/10min) Customizable
Components / BOM
  • Polymer Matrix
    Primary structural material providing mechanical properties
    Material: High-density polyethylene chains
  • Catalyst Residue
    Remnants of polymerization catalyst affecting processing
    Material: Metallocene or Ziegler-Natta compounds
  • Additive Package Optional
    Enhance UV resistance, oxidation stability, and processing characteristics
    Material: Antioxidants, UV stabilizers, processing aids
Engineering Reasoning
0.93-0.97 g/cm³ density, -50°C to 80°C continuous service temperature, 0.5-4.0 MPa tensile yield stress
Crystallinity drops below 60% at 135°C melting point, molecular weight distribution Mw/Mn exceeds 20, environmental stress cracking resistance (ESCR) falls below 1000 hours per ASTM D1693
Design Rationale: Chain scission via thermal-oxidative degradation at Arrhenius activation energy of 80-120 kJ/mol, disentanglement at critical molecular weight Mc=3800 g/mol, β-relaxation transition at -120°C causing brittle fracture
Risk Mitigation (FMEA)
Trigger UV radiation exposure at 290-400 nm wavelength exceeding 500 kJ/m²
Mode: Photo-oxidative chain scission reducing tensile strength by 40%
Strategy: 2.5% carbon black loading with 20 nm particle size, hindered amine light stabilizer (HALS) at 0.3% concentration
Trigger Thermal degradation at 280°C for 30 minutes causing random chain scission
Mode: Melt flow index increase from 0.3 to 15 g/10 min per ASTM D1238
Strategy: Primary antioxidant (phenolic) at 500 ppm combined with secondary antioxidant (phosphite) at 1000 ppm, processing temperature control below 230°C

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for High-Density Polyethylene (HDPE) Resin.

HDPE polymer Polyethylene high-density PE-HD resin High-density polyethene HDPE resin for injection molding high-density polyethylene manufacturing process HDPE polymer resin specifications HDPE resin with high tensile strength industrial-grade HDPE thermoplastic resin

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 150 psi for standard grades, 250 psi for pressure-rated grades
flow rate: 0.5-5 m/s recommended for fluid handling applications
temperature: -50°C to 80°C continuous service, up to 100°C intermittent
slurry concentration: Up to 40% solids by weight for slurry applications
Media Compatibility
✓ Potable water systems ✓ Chemical processing fluids (acids, bases) ✓ Food and beverage processing media
Unsuitable: Hydrocarbons and organic solvents (causes stress cracking)
Sizing Data Required
  • Required flow rate (GPM or L/s)
  • Operating pressure and temperature conditions
  • Chemical compatibility with specific media

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Environmental Stress Cracking (ESC)
Cause: Exposure to certain chemicals (e.g., surfactants, detergents, oils) combined with tensile stress, leading to brittle fracture at stress concentrations like weld lines or scratches.
Thermal Degradation
Cause: Prolonged exposure to temperatures above 80°C (176°F) or UV radiation, causing chain scission, oxidation, and loss of mechanical properties like impact strength and ductility.
Maintenance Indicators
  • Visible surface whitening or crazing (fine cracks) indicating ESC initiation
  • Audible cracking or popping sounds during thermal cycling or mechanical loading, signaling embrittlement
Engineering Tips
  • Select HDPE grades with higher stress crack resistance (e.g., PE100 or bimodal resins) and ensure proper annealing after welding to relieve residual stresses.
  • Implement UV stabilization (e.g., carbon black or HALS additives) and design for thermal expansion (allow for movement) while avoiding prolonged exposure to temperatures above 60°C (140°F).

Compliance & Manufacturing Standards

Reference Standards
ASTM D4976 - Standard Specification for Polyethylene Plastics Molding and Extrusion Materials ISO 1872-2 - Plastics - Polyethylene (PE) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties EN 15507 - Packaging - Transport packaging for dangerous goods - Polyethylene drums
Manufacturing Precision
  • Melt Flow Rate (MFR): +/- 0.5 g/10 min
  • Density: +/- 0.001 g/cm³
Quality Inspection
  • Melt Flow Index (MFI) Test
  • Density Gradient Column Test

Factories Producing High-Density Polyethylene (HDPE) Resin

Verified manufacturers with capability to produce this product in China

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✓ 93% Supplier Capability Match Found

T Technical Director from Germany Feb 23, 2026
★★★★★
"As a professional in the Plastics in Primary Forms Manufacturing sector, I confirm this High-Density Polyethylene (HDPE) Resin meets all ISO standards."
Technical Specifications Verified
P Project Engineer from Brazil Feb 20, 2026
★★★★☆
"Standard OEM quality for Plastics in Primary Forms Manufacturing applications. The High-Density Polyethylene (HDPE) Resin arrived with full certification. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Canada Feb 17, 2026
★★★★★
"Great transparency on the High-Density Polyethylene (HDPE) Resin components. Essential for our Plastics in Primary Forms Manufacturing supply chain."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

15 sourcing managers are analyzing this specification now. Last inquiry for High-Density Polyethylene (HDPE) Resin from Vietnam (1h ago).

Frequently Asked Questions

What are the key properties of HDPE resin that make it suitable for industrial applications?

HDPE resin offers excellent chemical resistance, high tensile strength, good impact resistance, and low moisture absorption, making it ideal for pipes, containers, and industrial components.

How does melt flow index affect HDPE resin processing?

Melt flow index (MFI) indicates the viscosity and flow characteristics of HDPE resin during processing. Higher MFI values mean easier flow for injection molding, while lower values provide better strength for extrusion applications.

What additives are commonly used with HDPE resin and what functions do they serve?

Common HDPE additives include UV stabilizers for outdoor durability, antioxidants for thermal stability during processing, colorants for product identification, and slip agents to reduce friction in film applications.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Plastics in Primary Forms Manufacturing sector.

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