WANNATE 3T8240

Wannate 3T8240 is commonly used for manufacturing industrial wheels, rollers, conveyor components, and material-handling equipment that must maintain performance under demanding operating conditions.
Wannate 3T8240 is frequently utilized in mining, quarrying, aggregate processing, and bulk material transportation systems where severe wear and abrasion are common.
Wannate 3T8240 is used in the production of wear liners, scraper blades, impact pads, chute liners, protective polyurethane coatings, and other wear-resistant components that require extended service life.

CAS Number: Not publicly assigned for the specific commercial grade
EC Number: Not publicly assigned for the specific commercial grade
Molecular Formula: Proprietary polymer mixture
Molecular Weight: Proprietary polymer mixture

SYNONYMS:
WANNATE® 3T8240, TDI-PCL Polyurethane Prepolymer, Polycaprolactone-Based Polyurethane Prepolymer, TDI-Terminated PCL Prepolymer, Cast Polyurethane Elastomer Prepolymer, Polycaprolactone Urethane Prepolymer, Aromatic Polyurethane Prepolymer, TDI Caprolactone Prepolymer

Wannate 3T8240 is a TDI-based Polycaprolactone (PCL) polyurethane prepolymer developed for the production of high-performance cast polyurethane elastomers.
Wannate 3T8240 belongs to the Wannate caprolactone prepolymer series and is designed to provide an excellent balance of hardness, tensile strength, tear resistance, abrasion resistance, and dynamic mechanical performance.

Compared with Wannate 3T8235, Wannate 3T8240 produces harder elastomers while maintaining the excellent wear resistance and mechanical durability typically associated with caprolactone-based polyurethane systems.
Polycaprolactone technology combines many of the advantages of polyester and polyether polyurethane chemistry, offering excellent mechanical properties together with improved hydrolysis resistance

Wannate 3T8240 is a proprietary polyurethane prepolymer mixture rather than a single pure chemical substance.
Wannate 3T8240 is a polyurethane prepolymer developed for the manufacture of high-performance cast polyurethane elastomers.
Wannate 3T8240 is designed to provide excellent mechanical strength, abrasion resistance, and long-term durability in demanding industrial applications.

Wannate 3T8240 contains reactive isocyanate groups that react with suitable curing agents to form highly crosslinked polyurethane networks.
The resulting elastomers exhibit excellent wear resistance, tear strength, load-bearing capability, and resistance to mechanical fatigue.
Wannate 3T8240 is commonly used in the production of industrial rollers, wheels, conveyor components, screens, liners, and other heavy-duty engineering parts.

Wannate 3T8240 provides a balanced combination of toughness, resilience, and dimensional stability under continuous service conditions.
Polyurethane elastomers based on Wannate 3T8240 maintain reliable performance under repeated impact, dynamic loading, and abrasive operating environments.
Wannate 3T8240 is widely valued for applications requiring long service life, consistent quality, and excellent mechanical performance.

USES and APPLICATIONS of WANNATE 3T8240:
Wannate 3T8240 is widely used in the production of cast polyurethane elastomers that require a combination of high hardness, excellent abrasion resistance, strong mechanical properties, and long-term durability.
Wannate 3T8240 is particularly suitable for industrial applications involving continuous friction, repeated impact, and heavy mechanical loading.

Wannate 3T8240 is commonly used for manufacturing industrial wheels, rollers, conveyor components, and material-handling equipment that must maintain performance under demanding operating conditions.
Wannate 3T8240 is frequently utilized in mining, quarrying, aggregate processing, and bulk material transportation systems where severe wear and abrasion are common.

Wannate 3T8240 is used in the production of wear liners, scraper blades, impact pads, chute liners, protective polyurethane coatings, and other wear-resistant components that require extended service life.
Wannate 3T8240 is also suitable for bushings, couplings, machine mounts, suspension elements, seals, and dynamic elastomer parts where both strength and resilience are important.

Wannate 3T8240 is applied in heavy industrial machinery, transportation equipment, engineering components, and mechanical systems that require reliable operation under repeated loading and unloading cycles.
Its improved hydrolysis resistance makes Wannate 3T8240 suitable for applications exposed to humid conditions, moisture, or occasional water contact while maintaining excellent mechanical performance.

BENEFITS of WANNATE 3T8240:
Wannate 3T8240 provides excellent abrasion and wear resistance, helping polyurethane components maintain their integrity and performance even in highly abrasive environments.
This characteristic significantly extends component service life and reduces replacement frequency.
Wannate 3T8240 offers high tensile strength and excellent tear resistance, allowing elastomer parts to withstand demanding mechanical stresses and impact forces without premature failure.

Wannate 3T8240's balanced hardness profile provides strong load-bearing capability while retaining sufficient elasticity to absorb shock and mechanical energy.
A major advantage of Wannate 3T8240 is its polycaprolactone-based chemistry, which provides enhanced hydrolysis resistance compared with many conventional polyester polyurethane systems.

This contributes to improved durability and reliability in humid operating environments.
Wannate 3T8240 demonstrates excellent fatigue resistance and maintains its mechanical properties during prolonged cyclic loading.
Wannate 3T8240's good resilience and recovery characteristics help preserve performance after repeated compression, bending, and deformation.

Wannate 3T8240 also offers excellent dimensional stability, helping components maintain their shape and functional tolerances over long periods of service.
These advantages contribute to reduced maintenance costs, improved equipment reliability, and increased operational efficiency.

CHARACTERISTICS of WANNATE 3T8240:
Wannate 3T8240 is characterized by its polycaprolactone-based polyurethane structure, which combines high mechanical strength with excellent wear resistance and environmental durability.
Wannate 3T8240 forms a durable thermoset polyurethane network after curing, providing outstanding structural stability and resistance to deformation under load.
Wannate 3T8240 exhibits excellent abrasion resistance, high tear strength, and strong resistance to mechanical wear.

Wannate 3T8240 maintains a good balance between hardness and flexibility, making it suitable for both static and dynamic industrial applications.
Wannate 3T8240 demonstrates excellent fatigue resistance and resistance to crack propagation, allowing it to perform reliably under repeated mechanical stress.
Wannate 3T8240's polycaprolactone backbone contributes improved hydrolysis resistance and environmental stability compared with many traditional polyester polyurethane elastomers.

Wannate 3T8240 also provides high load-bearing capability, good impact resistance, and long-term durability in demanding industrial environments.
Its combination of toughness, resilience, dimensional stability, and wear resistance makes Wannate 3T8240 an excellent choice for high-performance polyurethane elastomer applications where reliability, durability, and extended service life are essential.

PHYSICAL and CHEMICAL PROPERTIES of WANNATE 3T8240:
Product Name: WANNATE® 3T8240
Chemical Type: TDI-Based PCL Polyurethane Prepolymer
Polymer Family: Polycaprolactone Polyurethane Prepolymer
CAS Number: Not publicly assigned for the specific commercial grade
EC Number: Not publicly assigned for the specific commercial grade
Molecular Formula: Proprietary polymer mixture
Molecular Weight: Proprietary polymer mixture
Isocyanate Type: Toluene Diisocyanate (TDI)
Polyol Type: Polycaprolactone Polyol (PCL)

Typical NCO Content: 4.0 ± 0.2 %
Typical Hardness (MOCA Cure): 85 ± 2 Shore A
Typical Pot Life: 10–12 minutes
Appearance: Solid or semi-solid polymer material.
Physical State: Solid at room temperature.
Color: Light amber to brownish-yellow.
Odor: Mild aromatic isocyanate odor.
Hardness: Approximately 85 Shore A after curing with MOCA.

Elasticity: Excellent elasticity.
Resilience: High resilience.
Flexibility: Good flexibility.
Tensile Strength: High tensile strength.
Tear Strength: Excellent tear resistance.
Abrasion Resistance: Excellent abrasion resistance.
Wear Resistance: Excellent wear resistance.
Impact Resistance: Good impact resistance.
Load-Bearing Capacity: High.

Dimensional Stability: Excellent dimensional stability.
Fatigue Resistance: Excellent resistance to cyclic loading.
Rebound Properties: Good rebound resilience.
Surface Finish: Smooth and durable elastomer surface.
Castability: Good processing and mold-filling performance.
Service Life: Long operational life under demanding industrial conditions.
Chemical Type: Polycaprolactone polyurethane prepolymer.
Polyol Backbone: Polycaprolactone (PCL).

Isocyanate Type: Toluene Diisocyanate (TDI).
Reactive Groups: Terminal isocyanate (-NCO) groups.
Polymer Family: Aromatic polyurethane.
NCO Content: Approximately 4.0%.
Curing Mechanism: Reacts with diamine or polyol curatives.
Crosslinking Behavior: Forms a thermoset polyurethane network after curing.
Moisture Sensitivity: High before curing.
Water Reactivity: Reacts with atmospheric moisture.

Hydrolysis Resistance: Better than conventional polyester polyurethane systems.
Oil Resistance: Good.
Chemical Resistance: Good.
Environmental Stability: Good.
Thermal Stability: Good.
Fatigue Resistance: Excellent.
Crack Resistance: Excellent resistance to crack propagation.
Mechanical Durability: Excellent long-term durability.

FIRST AID MEASURES of WANNATE 3T8240:
-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 3T8240:
-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 3T8240:
-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 3T8240:
-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 3T8240:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed. 
Dry.

STABILITY and REACTIVITY of WANNATE 3T8240:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available