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Wannate 3T3242 is used in conveyor system components where durability and abrasion resistance are critical.
Wannate 3T3242 is applied in mining and quarry equipment parts exposed to severe mechanical wear.
Wannate 3T3242 is used in seals, gaskets, and industrial bushings requiring flexibility and toughness.
CAS Number: Not publicly disclosed
EC Number: Not publicly disclosed
Molecular Formula: Proprietary mixture / not publicly disclosed
Molecular Weight: Proprietary mixture / not publicly disclosed
SYNONYMS:
WANNATE® 3T3242, Polyester-Based TDI-Terminated Urethane Prepolymer, TDI Ester Prepolymer, Polyester Polyurethane Prepolymer, Toluene Diisocyanate-Terminated Polyester Prepolymer, Cast Polyurethane Elastomer Prepolymer
Wannate 3T3242 is a polyester -based, TDI terminated urethane prepolymer that is solid at room temperature.
When cured with MOCA or DMTDA, this high performance material, Wannate 3T3242, yields outstanding properities.
Wannate 3T3242 belongs to the family of polyester-based polyurethane prepolymers specifically developed for cast elastomer production.
Unlike conventional thermoplastics, Wannate 3T3242 forms a crosslinked thermoset polyurethane network during curing.
As a result, the final elastomer exhibits superior mechanical strength, dimensional stability, and resistance to permanent deformation under load.
Wannate 3T3242 is supplied as an isocyanate-terminated prepolymer, meaning it contains reactive NCO groups that react with curing agents to form high-performance polyurethane elastomers.
The controlled NCO content allows formulators to achieve predictable curing behavior and consistent final properties.
Wannate 3T3242 is a polyester-based, TDI-terminated polyurethane prepolymer developed for the production of high-performance cast polyurethane elastomers.
Wannate 3T3242 is supplied as a solid material at room temperature and is typically cured with diamine curing agents such as MOCA (4,4'-Methylenebis(2-chloroaniline)) or DMTDA (Dimethylthiotoluenediamine).
The resulting elastomers exhibit excellent mechanical strength, abrasion resistance, flex-fatigue resistance, and oil resistance, making the product suitable for demanding industrial applications.
Unlike pure chemical substances, Wannate 3T3242 is a proprietary polyurethane prepolymer mixture rather than a single defined compound.
USES and APPLICATIONS of WANNATE 3T3242:
Wannate 3T3242 is widely used in the manufacture of cast polyurethane elastomers for demanding industrial applications.
Wannate 3T3242 is used for industrial wheels and rollers that require excellent wear resistance and load-bearing performance.
Wannate 3T3242 is used in conveyor system components where durability and abrasion resistance are critical.
Wannate 3T3242 is applied in mining and quarry equipment parts exposed to severe mechanical wear.
Wannate 3T3242 is used in seals, gaskets, and industrial bushings requiring flexibility and toughness.
Wannate 3T3242 is suitable for scraper blades, wear pads, and protective linings subjected to continuous friction.
Wannate 3T3242 is used in heavy-duty industrial machinery components requiring long service life.
Wannate 3T3242 is employed in polyurethane screens and vibration-resistant parts.
Wannate 3T3242 is used in automotive and transportation elastomer components.
Wannate 3T3242 is suitable for manufacturing shock-absorbing and impact-resistant polyurethane products.
Wannate 3T3242 is utilized in material handling equipment such as forklift wheels and industrial rollers.
Wannate 3T3242 is applied in oil-resistant polyurethane parts used in manufacturing and processing industries.
Wannate 3T3242 is used wherever high-performance cast elastomers with excellent tensile strength and abrasion resistance are required.
Wannate 3T3242 may be used in the production of: Industrial rollers, Conveyor rollers, Forklift wheels, Drive wheels, Guide wheels, Mining screens, Screen panels, Wear liners, Impact pads, Scraper blades, Bushings, Couplings, Elastomeric seals, Shock absorbers, Vibration isolation components, Material handling equipment parts, Heavy-duty machine components, Industrial protective coatings and castings.
WHY POLYESTER-BASED PREPOLYMERS ARE USED;
Polyester polyurethane prepolymers such as Wannate 3T3242 are often selected when high mechanical strength and abrasion resistance are more important than hydrolysis resistance.
Compared with many polyether-based polyurethane systems, polyester-based systems generally offer:
Higher tensile strength.
Better cut resistance.
Improved abrasion resistance.
Higher load-bearing capability.
Superior wear performance.
Excellent toughness.
For demanding industrial wear applications, polyester polyurethane elastomers are frequently considered among the best-performing elastomer materials available.
CHEMICAL CHARACTERISTICS of WANNATE 3T3242:
Polyester-based polyurethane prepolymer.
TDI (Toluene Diisocyanate) terminated.
Contains reactive isocyanate (–NCO) groups.
Moisture-sensitive material.
Reacts with amines, polyols, alcohols, and water.
Forms highly crosslinked polyurethane elastomers after curing.
Provides excellent elastomeric performance.
Designed for cast polyurethane systems.
Exhibits strong adhesion within polyurethane networks.
Produces durable thermoset polyurethane structures after curing.
MECHANICAL PERFORMANCE CHARACTERISTICS of WANNATE 3T3242:
The cured elastomers produced from Wannate 3T3242 are known for their balance of hardness, elasticity, and toughness.
They can withstand repeated compression and recovery cycles without significant loss of performance.
Wannate 3T3242 offers excellent resistance to tearing, making it suitable for parts exposed to high mechanical stress.
The elastomers exhibit high load-bearing capacity and maintain their integrity under continuous dynamic loading conditions.
Wannate 3T3242 products typically possess excellent rebound resilience, allowing them to absorb and release energy efficiently.
Wannate 3T3242 performs well under cyclic fatigue conditions where repeated flexing would rapidly damage many conventional rubber materials.
ABRASION AND WEAR RESISTANCE of WANNATE 3T3242:
One of the most important advantages of Wannate 3T3242 is its exceptional abrasion resistance.
Polyurethane elastomers based on this prepolymer often outperform natural rubber, nitrile rubber, and many synthetic elastomers in severe wear applications.
This characteristic makes Wannate 3T3242 particularly valuable in mining, aggregate handling, material transport, and industrial conveying systems.
The excellent wear resistance contributes to longer component life and reduced replacement frequency.
CHEMICAL RESISTANCE CHARACTERISTICS of WANNATE 3T3242:
The polyester-based, Wannate 3T3242, structure provides good resistance to many lubricating oils and industrial fluids.
The cured elastomer generally demonstrates resistance to:
*Mineral oils
*Hydraulic oils
*Greases
*Many aliphatic hydrocarbons
*Industrial lubricants
However, prolonged exposure to strong acids, strong alkalis, and certain aggressive solvents may affect performance.
Chemical compatibility testing is recommended for critical applications.
KEY PERFORMANCE PROPERTIES OF CURED ELASTOMERS, WANNATE 3T3242:
Excellent abrasion resistance.
Excellent flex life.
Excellent tensile strength.
Good oil resistance.
High tear resistance.
Good resilience.
Good load-bearing capability.
Excellent dynamic fatigue resistance.
Good impact resistance.
Long-term durability in industrial environments.
Excellent wear resistance under severe service conditions.
Good dimensional stability after curing.
Resistance to repeated compression and deformation cycles.
CHEMICAL CHARACTERISTICS of WANNATE 3T3242:
Wannate 3T3242 is an aromatic polyurethane prepolymer because it is based on TDI chemistry.
Wannate 3T3242 contains terminal isocyanate groups that remain reactive until curing occurs.
The relatively low NCO content of 4.5–4.9% provides a balance between flexibility and mechanical strength.
The polyester backbone contributes to superior abrasion resistance and wear resistance compared with many conventional elastomer systems.
After curing, Wannate 3T3242 forms a highly crosslinked polyurethane network that provides excellent durability and mechanical performance.
The cured elastomer exhibits strong intermolecular bonding, contributing to excellent tensile strength and tear resistance.
Wannate 3T3242 is sensitive to atmospheric moisture and should be protected from humidity during storage and processing.
Wannate 3T3242 is designed specifically for cast polyurethane elastomer manufacturing rather than thermoplastic polyurethane production.
CHARACTERISTICS of WANNATE 3T3242:
Wannate 3T3242 is specifically designed to provide a balanced combination of toughness, flexibility, and durability.
The polyester, Wannate 3T3242, backbone contributes to excellent mechanical performance and wear resistance, while the TDI-terminated structure ensures efficient curing and high crosslink density.
The cured elastomers maintain strength under repeated dynamic loading conditions and exhibit good resistance to oils and industrial fluids.
Wannate 3T3242 is particularly valued in applications where long service life and mechanical reliability are required.
DYNAMIC PROPERTIES of WANNATE 3T3242:
Wannate 3T3242-based elastomers perform particularly well in dynamic environments.
They can absorb impacts effectively while maintaining structural integrity.
Wannate 3T3242 demonstrates low permanent set under repeated loading conditions.
Good vibration-damping characteristics help reduce noise and mechanical stress in industrial equipment.
The elastomers maintain flexibility while providing excellent support and load distribution.
THERMAL PERFORMANCE of WANNATE 3T3242:
Polyurethane elastomers produced from Wannate 3T3242 generally provide useful performance across a broad temperature range.
Wannate 3T3242 retains flexibility at relatively low temperatures compared with many rigid plastics.
At elevated temperatures, the cured elastomer, Wannate 3T3242, maintains mechanical properties better than many conventional rubber compounds.
Proper formulation and curing conditions can significantly influence thermal performance.
INDUSTRIAL ADVANTAGES of WANNATE 3T3242:
The use of Wannate 3T3242 can provide several manufacturing and operational benefits.
Longer equipment service life.
Reduced downtime caused by component wear.
Lower maintenance costs.
Improved resistance to mechanical damage.
Excellent dimensional stability.
Consistent product quality.
Good processing reliability.
Enhanced operational efficiency in heavy-duty industrial applications.
High durability in harsh operating environments.
STORAGE CHARACTERISTICS of WANNATE 3T3242:
Wannate 3T3242 should be protected from atmospheric moisture because isocyanate groups readily react with water.
Exposure to moisture may increase viscosity and reduce processing quality.
Storage Wannate 3T3242 containers should remain tightly sealed.
Dry storage conditions are recommended.
Wannate 3T3242 should be protected from excessive heat and direct sunlight.
Proper storage helps maintain product consistency and extend shelf life.
BENEFITS of WANNATE 3T3242:
Wannate 3T3242 offers outstanding flex-fatigue performance, allowing polyurethane parts to withstand repeated bending and deformation without premature failure.
Wannate 3T3242 provides excellent abrasion resistance, making it suitable for applications involving friction, impact, and wear.
High tensile strength contributes to improved load-bearing capability, while good oil resistance helps maintain performance in industrial environments.
Wannate 3T3242 elastomers also demonstrate excellent durability, resilience, and long-term mechanical stability.
These properties help reduce maintenance requirements and extend component service life.
PERFORMANCE ADVANTAGES of WANNATE 3T3242:
Excellent flex life.
Excellent abrasion resistance.
Good oil resistance.
Excellent tensile strength.
High durability.
Outstanding mechanical performance.
Good resilience.
Long service life.
Strong resistance to mechanical wear.
Reliable performance under dynamic loading conditions.
Suitable for demanding industrial environments.
Effective processing with MOCA and DMTDA curing systems.
WANNATE 3T3242 IIS CHARACTERIZED BY;
Wannate 3T3242 elastomers are characterized by:
*Excellent flex life
*Excellent abrasion resistance
*Good resistant to oils
*Excellent tensile strength
STORAGE of WANNATE 3T3242:
Wannate 3T3242 should be storied in dry conditions above 5°C and below 35°C with the integrity of the packaging, and prevent direct sunlight.
The validity of Wannate 3T3242 is for 12 months, performance assessment is recommended before use after more than 12 months.
After opening the packing, Wannate 3T3242 is suggested to use up one time.
PROCESSING CHARACTERISTICS of WANNATE 3T3242:
Wannate 3T3242 is generally processed using hot-cast polyurethane technology.
Before use, Wannate 3T3242 is heated until fully melted and homogeneous.
After melting, a suitable curing agent such as MOCA or DMTDA is added and thoroughly mixed.
The mixture is then poured into molds where polymerization and crosslinking occur.
The relatively moderate viscosity at processing temperatures provides good mold filling characteristics and allows the production of complex shapes with excellent surface quality.
Wannate 3T3242 demonstrates good flowability during casting, helping reduce air entrapment and improving finished part quality.
PHYSICAL and CHEMICAL PROPERTIES of WANNATE 3T3242:
Product Name: WANNATE® 3T3242
Chemical Type: Polyester-based TDI-terminated urethane prepolymer
CAS Number: Not publicly disclosed
EC Number: Not publicly disclosed
Molecular Formula: Proprietary mixture / not publicly disclosed
Molecular Weight: Proprietary mixture / not publicly disclosed
Physical Form: Solid at room temperature
Appearance: Solid, free from contamination
Physical State: Solid at 25°C
Color: Typically light amber to brownish solid (commercial grade appearance)
Odor: Characteristic isocyanate odor
Brookfield Viscosity at 80°C: 1200 – 1800 mPa·s
NCO Content: 4.5 – 4.9 %
Processing Temperature: Typically 70 – 80°C
Recommended Meltdown Temperature: 70°C
Recommended Meltdown Time: 10 – 12 hours
Appearance: Solid, free from contamination
Physical State: Solid at room temperature (25°C)
Color: Typically light amber to brownish solid
Odor: Characteristic aromatic isocyanate odor
Brookfield Viscosity at 80°C: 1200–1800 mPa·s
Processing Form: Melt-processable polyurethane prepolymer
Recommended Meltdown Temperature: 70°C
Recommended Meltdown Time: 10–12 hours
Processing Temperature (Prepolymer): 70–80°C
Pot Life (with curing agents): Approximately 8–10 minutes
Demold Time: Approximately 30–50 minutes depending on curing system
Storage Temperature: Preferably 5–35°C
Shelf Life: Approximately 12 months under recommended storage conditions
Chemical Type: Polyester-based polyurethane prepolymer
Polymer Family: Polyurethane elastomer prepolymer
Isocyanate Type: TDI-terminated (Toluene Diisocyanate terminated)
NCO Content: 4.5–4.9%
Reactive Functional Group: Isocyanate (-NCO)
Cure Mechanism: Reaction with diamines such as MOCA or DMTDA
Polymer Structure: Polyester urethane
Crosslinking Behavior: Forms thermoset polyurethane elastomer network after curing
Moisture Sensitivity: High
Water Reactivity: Reacts with water, releasing carbon dioxide and forming urea structures
Chemical Reactivity: Reacts readily with amines, alcohols, polyols, and moisture
Solubility: Limited; reacts rather than dissolves in many reactive compounds
Thermal Stability: Good under recommended processing conditions
Oil Resistance: Good
Abrasion Resistance: Excellent
Flex Fatigue Resistance: Excellent
Tensile Strength Characteristics: Excellent
FIRST AID MEASURES of WANNATE 3T3242:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available
ACCIDENTAL RELEASE MEASURES of WANNATE 3T3242:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of WANNATE 3T3242:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of WANNATE 3T3242:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of WANNATE 3T3242:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of WANNATE 3T3242:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
