Container Body: Wall Thickness 4-12 mm

Component Specifications

Definition

The primary structural component of high-density polyethylene storage containers that forms the main enclosure for storing materials. It is typically manufactured through rotational molding or blow molding processes to create a seamless, durable body with uniform wall thickness. The container body includes integrated features such as stacking ribs, lifting lugs, and reinforcement structures to withstand mechanical loads and environmental stresses during industrial storage and handling operations.

Working Principle

The container body functions as a pressure vessel and structural shell that contains stored materials while resisting internal and external forces. It distributes mechanical loads through its geometric design and material properties, utilizing HDPE's high strength-to-density ratio and chemical resistance to maintain integrity under various storage conditions. The seamless construction prevents leakage paths, while integrated reinforcement features enhance load-bearing capacity during stacking and transportation.

Materials

High-Density Polyethylene (HDPE) with density range 0.941-0.965 g/cm³, melt flow index 0.1-0.5 g/10min, UV stabilizers (2-3% carbon black or HALS additives), antioxidant packages (0.1-0.3% phenolic/phosphite blends)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Surface Finish	Ra 3.2-6.3 μm
Wall Thickness	4-12 mm
Impact Strength	≥50 kJ/m² at 23°C
Chemical Resistance	Resistant to acids, alkalis, salts up to pH 2-12
Dimensional Tolerance	±1.5% of nominal dimension
Maximum Stacking Load	1500 kg
Operating Temperature	-40°C to +60°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 9001:2015, ISO 14001:2015, DIN 8078, DIN 16901, FDA 21 CFR 177.1520

Parent Products

This component is used in the following industrial products

High-Density Polyethylene Storage Container

The High-Density Polyethylene (HDPE) Storage Container is a rotationally molded industrial container designed for the storage and transport of bulk materials.

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Industrial-Grade Plastic Storage Container

Durable, stackable plastic container for industrial storage and material handling.

View Product Details

Engineering Analysis

Risks & Mitigation

Stress cracking from chemical exposure
UV degradation without proper stabilizers
Deformation under excessive stacking loads
Brittle fracture at low temperatures

FMEA Triads

Trigger: Inadequate UV stabilization
Failure: Surface embrittlement and cracking
Mitigation: Incorporate 2-3% carbon black or HALS UV stabilizers during compounding

Trigger: Exceeding stacking load capacity
Failure: Structural deformation and collapse
Mitigation: Clear labeling of maximum stacking height and weight limits

Trigger: Chemical incompatibility
Failure: Environmental stress cracking
Mitigation: Material testing against specific stored chemicals and providing compatibility charts

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Dimensional tolerance ±1.5%, wall thickness variation ±10%, ovality ≤2% of diameter

Test Method

ASTM D1998 for environmental stress crack resistance, ASTM D256 for impact strength, ASTM D638 for tensile properties, ISO 12162 for pressure rating

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

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CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Container Body

Manufacturer profiles associated with Container Body.

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Frequently Asked Questions

What manufacturing processes are used for HDPE container bodies?

Primary manufacturing methods include rotational molding for seamless construction and uniform wall thickness, and blow molding for high-volume production. Rotational molding is preferred for complex geometries and integrated features, while blow molding offers faster cycle times for standard designs.

How does wall thickness affect container performance?

Wall thickness directly impacts structural integrity, impact resistance, and chemical permeation. Thicker walls (8-12mm) provide better stacking strength and longer service life, while thinner walls (4-6mm) reduce material cost and weight for light-duty applications.

What maintenance is required for HDPE container bodies?

Regular inspection for cracks, stress whitening, and UV degradation; cleaning with mild detergents; avoiding exposure to temperatures above 60°C; and proper stacking within rated capacity limits. No special coatings or treatments are typically required.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Container Body