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| Categories | Polyurethane Prepolymer | 
|---|---|
| Brand Name: | JOYWAY | 
| Model Number: | JYD90-A&JYD11-B | 
| Certification: | ISO9001 | 
| Place of Origin: | China | 
| MOQ: | 1 pallet | 
| Price: | USD3.0 per kg | 
| Payment Terms: | T/T | 
| Supply Ability: | 10000T per year | 
| Delivery Time: | 10-14 days | 
| Packaging Details: | 20kg per drum or 200kg per drum with pallets | 
| Color: | A is light yellow liquid, B is transparent liquid | 
| Flash Point: | High | 
| Odor: | Less | 
| Product Name: | Polyurethane Prepolymer for PU elastomer | 
| Shelf Life: | 1 year in the original drum | 
| Process temperature: | 40-50 degree C | 
| Specific Gravity: | 1.13 | 
| Stability: | stable | 
| Storage Conditions: | cool and dry place | 
| Appearance: | White solid in the room temperature | 
| Application: | To make PU screen, castor wheels, seal ring etc . | 
| Physical performation: | Excellent | 
| Company Info. | 
| JOYWAY INDUSTRIAL COMPANY LIMITED | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
MDI/ Polyether Polyol system Polyurethane Pre-polymer for Pu dumbbell
PU prepolymer for Rubber Dumbbell JYD90-A&JYD11-B
Composition: It consists of A&B component, A is polyol, and B is Iso-terminated polyurethane prepolymer.
 Characteristics: Mix A&B in 40-50℃ , vacuum degasing , then cast into mould,
then curing in 70-90℃ . Demould after 15-20min. The
finished products have good rebound and abrasion resistance properties.
Application: Used for making castor wheels and rubber dumbbell etc.
Storage: Store in a cool and dry place. If you can’t use one drum up at one time, please fill Nitrogen gas and seal the drum well.
 Packing:20kg/drum or 200kg/drum.
B  | Type | JYD11-B | 
| Appearance | Colorless or light yellow transparent liquid | |
| Viscosity(30℃) /mPa·s | 1300±200 | |
A  | Type | JYD90-A | 
| Appearance | Yellow-green liquid | |
| Viscosity(30℃) /mPa·s | / | 
| Ratio A: B(mass ratio) | 1:1 | 
| Operation temperature/℃ | 40~50 | 
| Gel time(35℃) */min | 2~3 | 
Post curing time  | 4-8hours under 90- 100℃ , Or keep in room temperature more than 3 days  | 
| Finished product properties | |
| Appearance | Yellow-green transparent elastomer | 
| Hardness (shore A) | 90±2 | 
| Tensile strength/MPa | 24 | 
| Elongation at break/ % | 420 | 
| Tear strength/(kN/m) | 65 | 
| Rebound/ % | 38 | 
| Specific gravity(25℃)(g/ cm3) | 1.13 | 
                                 
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