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ARALDITE PY 306 is a liquid bisphenol-A based epoxy resin designed for industrial adhesive, coating, casting, and composite applications.
ARALDITE PY 306 is characterized by its controlled viscosity, consistent epoxy equivalent weight, and reliable reactivity with a wide range of curing agents.
ARALDITE PY 306 is widely used in structural adhesives, corrosion-protective coatings, industrial flooring, casting compounds, electrical encapsulation systems, and fiber-reinforced composite applications.
CAS Number: 28064-14-4
EC Number: 500-033-5
Synonyms: BPF epoxy resin, Liquid bisphenol F epoxy, BPF-DGE resin, Epichlorohydrin–bisphenol F resin, Poly(bisphenol F-co-epichlorohydrin), Bisphenol F glycidyl ether resin, Unmodified bisphenol F epoxy resin, Low-viscosity BPF epoxy, Aromatic epoxy resin (bisphenol F based), Epoxy prepolymer (bisphenol F type), bisphenol F epoxy resin, Diglycidyl ether of bisphenol F, DGEBA-F resin, Bisphenol-F diglycidyl ether polymer, Epoxy resin (bisphenol F type),
ARALDITE PY 306 is a high-purity liquid epoxy resin based on bisphenol-A diglycidyl ether chemistry, developed for demanding industrial epoxy systems.
ARALDITE PY 306 is characterized by its controlled viscosity, consistent epoxy equivalent weight, and reliable reactivity with a wide range of curing agents.
ARALDITE PY 306 contains two reactive epoxide groups per molecule, allowing efficient crosslinking with amine, anhydride, or polyamide hardeners to form a durable thermoset structure.
After curing, ARALDITE PY 306 develops excellent adhesion to metals, concrete, wood, and composite substrates.
The three-dimensional polymer network formed by ARALDITE PY 306 provides high mechanical strength, good dimensional stability, and resistance to mechanical stress.
ARALDITE PY 306 also demonstrates good chemical resistance against water, dilute acids, alkalis, fuels, and many industrial chemicals, making it suitable for protective coatings and flooring systems exposed to aggressive environments.
ARALDITE PY 306 is widely used in structural adhesives, corrosion-protective coatings, industrial flooring, casting compounds, electrical encapsulation systems, and fiber-reinforced composite applications.
ARALDITE PY 306 offers formulation flexibility and can be processed under ambient or elevated curing conditions depending on performance requirements, ensuring consistent and long-lasting results in industrial applications.
ARALDITE PY 306 is a bisphenol-F diglycidyl ether-based unmodified epoxy resin.
ARALDITE PY 306 is possesses exceptionally low viscosity.
ARALDITE PY 306 is a mixture of para-para, ortho-para and ortho-ortho strereoisomers.
ARALDITE PY 306 can be used in blends with bisphenol-A and bisphenol-F epoxy resins to achieve lower viscosity.
ARALDITE PY 306 is suitable for solvent-free coatings.
ARALDITE PY 306 is a distilled, very low viscosity, unmodified epoxy resin based on bisphenol-F.
ARALDITE PY 306 is an aero grade.
ARALDITE PY 306 is used in exterior vehicle (OEM), interior vehicle (OEM), vehicle assembly (OEM), structural assembly, battery cover sealing & battery assembly.
ARALDITE PY 306 is also used in cable sealing, motor and magnet bonding, potting and encapsulating, assembly, thermally & electrically conductive, household appliance assembly, aircraft & aerospace, sporting goods, marine, rail, recreational vehicle, truck, sport & leisure and wind for adhesive applications.
ARALDITE PY 306 is a liquid bisphenol-A based epoxy resin designed for industrial adhesive, coating, casting, and composite applications.
ARALDITE PY 306 contains reactive epoxide groups that enable efficient curing with amine, anhydride, or polyamide hardeners.
ARALDITE PY 306 forms a rigid and chemically resistant thermoset network after crosslinking and is widely used in systems requiring mechanical strength, strong adhesion, and durability.
Uses of ARALDITE PY 306:
ARALDITE PY 306 is used in structural adhesive systems, protective coatings, industrial flooring, casting applications, electrical encapsulation, and composite manufacturing.
ARALDITE PY 306 serves as a base resin in high-strength bonding formulations for metals, concrete, wood, and composite substrates.
ARALDITE PY 306 is applied in corrosion-resistant coatings for steel structures, tanks, and pipelines, and is incorporated into heavy-duty epoxy floor systems exposed to mechanical and chemical stress.
ARALDITE PY 306 is also utilized in casting and tooling compounds, potting and insulation systems for electrical components, and fiber-reinforced composite materials where mechanical durability, chemical resistance, and long-term performance are required.
Advantages of ARALDITE PY 306:
High mechanical strength:
ARALDITE PY 306 provides excellent tensile, compressive, and flexural strength after curing.
Strong adhesion:
ARALDITE PY 306 ensures reliable bonding to metals, concrete, wood, and composite substrates.
Chemical resistance:
ARALDITE PY 306 offers good resistance to water, dilute acids, alkalis, fuels, and industrial chemicals.
Corrosion protection:
ARALDITE PY 306 enhances long-term protection of steel and metal surfaces.
Dimensional stability:
ARALDITE PY 306 maintains structural integrity under mechanical and thermal stress.
Versatile curing compatibility:
ARALDITE PY 306 can be formulated with amine, anhydride, or polyamide hardeners.
Processing flexibility:
ARALDITE PY 306 supports ambient and elevated temperature curing systems.
Long service life:
ARALDITE PY 306 forms a durable thermoset network suitable for demanding industrial environments.
Processing of ARALDITE PY 306:
ARALDITE PY 306 is processed by accurately mixing the resin with a suitable curing agent in the recommended stoichiometric ratio to ensure complete crosslinking and optimal performance.
ARALDITE PY 306 should be thoroughly blended to achieve a homogeneous mixture and prevent incomplete curing.
ARALDITE PY 306 can be applied at ambient temperature or cured under elevated temperatures depending on the selected hardener system and required mechanical properties.
The viscosity of ARALDITE PY 306 may be adjusted with reactive diluents, fillers, or additives to meet specific application requirements.
After mixing, ARALDITE PY 306 has a defined pot life influenced by formulation and temperature, and it can be applied by brushing, rolling, pouring, casting, injection, or impregnation before full curing occurs.
Stability and Reactivity of ARALDITE PY 306:
Chemical stability:
ARALDITE PY 306 is stable under recommended storage conditions when kept in tightly closed containers.
Reactivity:
ARALDITE PY 306 reacts exothermically with amine curing agents.
Anhydride curing agents.
Polyamide curing agents to form a crosslinked thermoset network.
Conditions to avoid:
ARALDITE PY 306 should be kept away from excessive heat.
Ignition sources.
Uncontrolled mixing with curing agents.
Incompatible materials:
ARALDITE PY 306 is incompatible with strong acids.
Strong bases.
Strong oxidizing agents.
Hazardous decomposition products:
ARALDITE PY 306 may release carbon oxides (CO, CO₂).
Irritating fumes under fire or severe thermal decomposition.
Handling and Storage of ARALDITE PY 306:
Handling:
ARALDITE PY 306 should be handled with appropriate industrial hygiene practices.
Avoid skin and eye contact.
Ensure adequate ventilation.
Storage:
ARALDITE PY 306 should be stored in original, tightly sealed containers in a cool, dry, and well-ventilated area.
Temperature control:
ARALDITE PY 306 should be protected from direct sunlight.
Excessive heat should be avoided.
Contamination prevention:
ARALDITE PY 306 should be protected from moisture and contamination to maintain product quality.
First Aid Measures of ARALDITE PY 306:
Inhalation:
If vapors or mists of ARALDITE PY 306 are inhaled, move the person to fresh air.
Seek medical attention if symptoms persist.
Skin contact:
Wash affected skin immediately with soap and water.
Eye contact:
Rinse cautiously with water for several minutes.
Obtain medical advice if irritation continues.
Ingestion:
Rinse mouth.
Seek medical attention without inducing vomiting unless directed by medical personnel.
Firefighting Measures of ARALDITE PY 306:
Suitable extinguishing media:
Foam.
Dry chemical powder.
Carbon dioxide.
Water spray.
Protective equipment:
Firefighters should wear self-contained breathing apparatus.
Full protective clothing.
Combustion hazards:
Burning ARALDITE PY 306 may produce dense smoke.
Carbon monoxide.
Carbon dioxide.
Other irritating gases.
Accidental Release Measures of ARALDITE PY 306:
Personal precautions:
Wear appropriate protective equipment.
Avoid direct contact with spilled material.
Environmental precautions:
Prevent ARALDITE PY 306 from entering drains, soil, or water systems.
Cleanup method:
Absorb spilled material with inert absorbents such as sand or earth.
Place in suitable containers for disposal.
Exposure Controls / Personal Protection of ARALDITE PY 306:
Respiratory protection:
Use appropriate respiratory protection if ventilation is insufficient.
Hand protection:
Wear chemical-resistant gloves.
Eye protection:
Use safety goggles or face shield.
Skin protection:
Wear protective clothing to minimize exposure.
Hygiene measures:
Wash hands thoroughly after handling.
Wash hands before eating, drinking, or smoking.
Identifiers of ARALDITE PY 306:
CAS Number: 28064-14-4
EC Number: 500-033-5
Appearance: Clear to pale yellow liquid
Physical State: Liquid epoxy resin
Properties of ARALDITE PY 306:
Appearance: Clear to slightly yellow liquid
Viscosity: Medium viscosity at room temperature
Density: Approx. 1.1–1.2 g/cm³
Physical state: Low-viscosity liquid
Appearance: Clear to pale yellow
Odor: Mild characteristic odor
Viscosity (25 °C): Approx. 1 000–1 800 mPa·s
Epoxy equivalent weight (EEW): Approx. 156–167 g/eq
Density (25 °C): Approx. 1.15–1.18 g/cm³
Solubility: Insoluble in water; soluble in many organic solvents
Flash point: >150 °C
Appearance: Liquid
Color: Light Yellow
Odor: Slight
