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HDPE Injection
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HDPE Injection is a high-density polyethylene resin specially formulated for injection molding processes. This grade exhibits excellent flow characteristics with moderate melt flow index optimized for producing precise, high-strength molded parts with superior surface finish. It combines good impact resistance, stiffness, and chemical resistance with excellent dimensional stability. The resin ensures reliable processing performance across a broad temperature range and is suitable for complex, detailed, or large injection-molded components. It is supplied as uniform granules designed for smooth melting and consistent molding cycles.
Description
HDPE Injection
Primary Uses
- Injection Molding Applications
- Production of automotive components such as interior panels, caps, covers, and fuel system parts requiring chemical resistance and toughness.
- Manufacturing consumer goods including household containers, lids, toys, and durable plastic parts with high mechanical strength.
- Used extensively for industrial parts like gears, housings, electrical enclosures, and machine components demanding dimensional precision and durability.
- Fabrication of medical device components where chemical inertness and cleanliness are necessary (subject to certification).
- Production of packaging closures and caps with excellent sealing properties and toughness.
- Electrical & Electronics Industry
- Used for electrical connectors, insulators, and housings that require dielectric properties and impact resistance.
- Components for cable conduits and protective covers.
- Construction & Infrastructure
- Fabrication of plumbing fittings, valve bodies, and pipe components resistant to corrosion and environmental stress.
- Production of fixtures and fasteners requiring high mechanical strength and environmental resistance.
Secondary Uses
- Household & Office Products
- Items like storage bins, drawer components, and office equipment parts.
- Fabrication of toys and recreational equipment requiring safety and durability.
- Packaging Industry
- Manufacturing of heavy-duty containers and crates with impact resistance and chemical durability.
- Agricultural Applications
- Components for irrigation systems, plant pots, and equipment parts requiring UV resistance and toughness.
- Recycling and Sustainability
- This resin grade is recyclable and can be repurposed into injection molded products of similar or lower specifications, supporting circular economy initiatives.
KEY ATTRIBUTES
- Basic Identification Attributes
- Chemical Name (IUPAC): Polyethylene, high-density (HDPE)
- Common/Trade Name: HDPE Injection HMA035/3255
- CAS Number: 9002-88-4
- HS Code: 3901.20.00
- Polymer Type: High-density polyethylene (HDPE) injection molding grade
- Synonyms: HDPE Injection Grade; HDPE molding resin
- Physical & Chemical Properties
- Physical State: Pellet resin
- Color & Odor: Natural/translucent; odorless
- Density: ~0.945 g/cm³
- Melt Flow Index (MFI): Approx. 3.5 g/10 min (typical for HMA035 grade)
- Melting Point: Approx. 130°C
- Tensile Strength: High, generally 20–30 MPa
- Impact Strength: Excellent impact resistance at room temperature
- Environmental Stress Crack Resistance: Good
- Chemical Resistance: Resistant to acids, bases, alcohols, and hydrocarbons
- Thermal Stability: Suitable for molding temperatures between 190–260°C
- Safety & Hazard Attributes
- GHS Classification: Not classified as hazardous
- Toxicity: Non-toxic, suitable for food contact (batch certification required)
- Handling: Non-irritant under normal handling conditions
- Storage & Handling Attributes
- Container Type: Supplied in moisture-proof bags or bulk containers
- Storage Conditions: Store in dry, cool places away from direct sunlight
- Shelf Life: Up to 2 years if stored properly
- Handling Notes: Minimize dust generation; use PPE when handling bulk
- Regulatory & Compliance Attributes
- Compliant with FDA and EFSA regulations for food contact use (subject to certification)
- REACH and RoHS compliant
- Meets ASTM and ISO standards for injection molding resins
- Environmental & Health Impact
- Biodegradability: Non-biodegradable but recyclable
- Recycling: Accepted in plastic recycling streams; can be reprocessed for injection molding or other polymer uses
- Ecotoxicity: Low, inert polymer
- Carcinogenicity/Mutagenicity: Not classified
SAFETY HANDLING PRECAUTIONS
- Safety Handling Precautions
- PPE Required: Protective gloves, goggles, dust masks when handling dry pellets
- Handling Guidelines: Use in well-ventilated areas; avoid dust inhalation
- Hygiene Practices: Wash hands after handling; avoid ingestion and eye contact
- First Aid Measures
- Inhalation: Move to fresh air if irritation develops
- Skin Contact: Wash with soap and water
- Eye Contact: Rinse thoroughly with water for 15 minutes; seek medical attention if irritation persists
- Ingestion: Not harmful in small amounts; seek medical advice if large quantities ingested
- Firefighting Measures
- Fire Hazards: Combustible solid; emits dense smoke and toxic gases such as carbon monoxide and carbon dioxide when burned
- Extinguishing Media: Water spray, foam, dry chemical, CO₂
- Combustion Products: Carbon oxides and hydrocarbons
- Firefighter PPE: Use self-contained breathing apparatus and full protective gear
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