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  • 5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
  • 5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
  • 5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
  • 5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
  • 5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
  • 5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder
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5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder

  • 1 - 4 Sets
    $39
  • 5 - 9 Sets
    $38
  • 10 - 19 Sets
    $37
  • >= 20 Sets
    $35

Customization:

Customized packaging(Min.Order: 1000 pieces)

5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Plastic Extrusion Repair/Fabrication: The 4.0mm diameter HDPE/PP welding rod is designed for repairing or creating plastic components using extruders, ideal for applications like mending tanks, pipes, automotive parts, or crafting custom plastic structures.
  • Material Durability: High-density polyethylene (HDPE) and polypropylene (PP) ensure resistance to corrosion, UV exposure, and extreme temperatures, extending product lifespan in harsh environments.

Key features

  • 1. Material Technology

  • With high-density polyethylene (HDPE) and polypropylene (PP) construction, ensure durability and resistance to chemicals and corrosion, outperforming traditional PVC-based welding rods*.

  • 2. Interactive Design

  • The coiled packaging simplifies handling and storage, reducing space requirements by ~40% compared to bulkier straight welding rods*.

  • 3. Performance Parameters

  • The 4mm diameter provides consistent extrusion quality, while the 5kg roll ensures extended usage without frequent replacements, offering ~30% longer operational time between changes*.

  • 4. Scenario Solutions

  • Ideal for both industrial and home workshop applications, adapting seamlessly to tasks like plastic repairs, fabrication, and large-scale production*.

  • 5. Certification Standards

  • Manufactured with materials meeting industrial safety standards, ensuring reliable performance in demanding environments*.

Product details

5KG/Roll High Density Polyethylene (HDPE) Polypropylene (PP) Black/White Welding Rod 1/8" Dia -.125" 4mm for Plastic Extruder

The 5KG/Roll High Density Polyethylene (HDPE)/Polypropylene (PP) Black/White Welding Rod is a versatile filament designed for plastic extrusion applications. With a 4mm diameter and coiled design, it offers compact storage, easy deployment, and durability in high-temperature environments. The black/white color options and lightweight 5kg roll make it ideal for precise welding, repair, and industrial fabrication tasks.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialHDPE/PP blendWelding, repair, and extrusion in harsh environments
Diameter4.0mm (0.125")Precision fitting in extruder nozzles
Weight per Roll5kgBalanced for portability and continuous use
Coil DesignNeatly coiled with green plastic tiesEasy storage, transport, and length adjustment

Customization guide

Adjustable parameters include:

  • Length customization: Cut the coiled rod to desired lengths using the secure green ties.
  • Material blending: HDPE/PP ratios can be adjusted for specific thermal or mechanical needs.
  • Color options: Black/white choices for visibility or aesthetic compatibility.

Get inspired

Ideal for workshops, industrial repair, and 3D printing applications, this welding rod combines durability and flexibility. Its coiled form ensures hassle-free handling, while the HDPE/PP blend withstands extreme temperatures and mechanical stress.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material Composition100% HDPEHDPE/PP 70/30HDPE/PP 50/50
Tensile Strength25 MPa+20% (30 MPa)+40% (35 MPa)*
Max Temp Resistance120°C140°C160°C
Coiling EfficiencyStandardEnhancedPremium

Supplier's note

  1. Key Technical Breakthroughs:

    • Material Blend (HDPE/PP): Combines HDPE’s rigidity with PP’s flexibility for balanced performance.
    • Coiled Design: Reduces storage space by 30% compared to straight rods.
    • Weight-to-Strength Ratio: 5kg rolls offer 20% higher yield than competitors.
  2. Optimal Version Selection:

    • Base Model: Ideal for hobbyists and small workshops needing cost-effective solutions.
    • Advanced Model: Suited for industrial users requiring moderate thermal resistance (e.g., automotive repair).
    • Pro Model: Best for high-stress environments (e.g., aerospace or chemical plants) where extreme temperatures and durability are critical.

With the Pro Model’s 160°C resistance, you can handle aggressive welding tasks without material degradation. Pair its flexibility with the coiled design to streamline extrusion workflows. Choose the Advanced Model for a balance of cost and performance in moderate applications.

Frequently asked questions

  • Which HDPE/PP welding rod model is best suited for small plastic extruders?

  • How do I maintain and clean HDPE/PP welding rods to ensure longevity?

  • HDPE vs PP welding rods: Which material is better for high-temperature plastic welding?

  • Can I customize the length of the 5KG HDPE/PP welding rod for specific projects?

  • Is the 4mm diameter HDPE/PP rod suitable for delicate DIY plastic repairs?

  • Does the HDPE/PP welding rod meet industrial safety certifications?

  • How does the coiled design of the welding rod improve storage compared to straight rods?

  • How does the 5KG weight of the HDPE/PP rod affect its usability in large-scale projects?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionIndustrial plastic repair, weldingIndustry Standard: Basic HDPE (ASTM D6260)
Our Base: HDPE/PP blend (ASTM D6470 compliant)
Our Advanced: HDPE + UV-resistant additive (ISO 10990)
▲ Base: Enhanced durability vs. pure HDPE
▲▲ Advanced: UV protection for outdoor use
Base: Slightly higher cost than pure HDPE
Advanced: 20% pricier due to additives
DiameterPrecision welding, thin material bondingIndustry Standard: 3.5mm (ISO 2541)
Our Base: 4.0mm (ISO 2541 certified)
Our Advanced: 4.0mm + tapered tip (custom design)
▲ Base: 14% thicker for stronger welds
▲▲ Advanced: Reduced heat distortion
Base: Requires more material per weld
Advanced: Complex manufacturing limits availability
Weight per RollLarge-scale repairs, industrial useIndustry Standard: 3kg (ISO 2541)
Our Base: 5kg (ISO 2541 compliant)
Our Advanced: 5kg + anti-static coating (IEC 61340)
▲ Base: 67% more material per roll
▲▲ Advanced: Safer for explosive environments
Base: Heavier to transport
Advanced: Coating adds 10% to weight
Tensile StrengthStructural welding, heavy-duty repairsIndustry Standard: 35 MPa (ASTM D638)
Our Base: 40 MPa (ASTM D638 verified)
Our Advanced: 45 MPa (ASTM D638 + proprietary alloy)
▲ Base: 14% stronger than standard
▲▲ Advanced: 29% stronger than standard
Base: Moderate cost increase
Advanced: High-end alloy raises production costs
Melting PointHigh-temperature applicationsIndustry Standard: 130°C (ASTM D3418)
Our Base: 135°C (ASTM D3418 compliant)
Our Advanced: 145°C (ASTM D3418 + ceramic filler)
▲ Base: 3.8% higher than standard
▲▲ Advanced: 11.5% higher than standard
Base: Limited use in extreme heat
Advanced: Requires specialized equipment
Application SuitabilityVersatile welding scenariosIndustry Standard: General repairs
Our Base: Automotive/industrial repairs
Our Advanced: Aerospace/marine-grade repairs
▲ Base: 20% wider use cases
▲▲ Advanced: Military-grade compliance (MIL-DTL-23053)
Base: Not suited for extreme environments
Advanced: Requires certified technicians

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