hydrolysis resistance PU resins
- Min. Order:
- 3 Ton
- Min. Order:
- 3 Ton
- Transportation:
- Ocean, Land, Air
- Port:
- Shanghai
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Contact Now| Place of Origin: | China |
|---|---|
| Productivity: | 260000tons/month |
| Supply Ability: | 260000tons/month |
| Payment Type: | L/C,T/T |
| Incoterm: | FOB,CIF |
| Transportation: | Ocean,Land,Air |
| Port: | Shanghai |
Wheel Polyurethane Casting Resin
Characteristic:Good weather resistance, good hydrolysis resistance, high physical properties, good elasticity and high physical properties
Application:Soild tire for baby carrier and wheelchair
Polyurethane Foam Type
Typical properties of PU matrix
| Name of products | Appearance |
Viscoscity (mPa·s/40℃) |
Density (g·cm-³/40℃) |
Package (kg) |
| A-1006A | Cream white liquid | 400-800 | 1.01-1.02 | 18 |
| B-5009 | Yellowish Transparent liquid or waxy | 300-600 | 1.08-1.2 | 20 |
Custom Wheel Pu Materials
Materials preheat
A-1006A:preheated at 50℃~60℃ for 2-4 hours
B-5009:preheated at 60℃~70℃ for 8-10 hours
Typical processing parameters & Reaction parameter
| Items |
A/B Materials Temperatures (℃) |
Mix ratio A+C/B (By weight) |
Cream Time (s) |
End of Rise Time (s) |
Free Rise Foam Density (g/cm³) |
Mold Temperature (℃) |
Demold Time (min) |
| Parameter | 30-35/35-40 | 100/105-107 | 8-10 | 60-70 | 0.22-0.32 | 35-45 | 7-9 |
The adding content of C-2 should be 270g±10g/18kg
The adding content of hardener and water should be changed according to the reality
Physical properties
| Items |
Molded Density (g/cm³)
|
Hardness (Shore A) |
Tear Strength (kN/m)
|
Tensile Strength (MPa) |
Elongation (%) |
Resilience (%) |
Akron abrasion (cm³/1.61km) |
Hydrolysis 168h,70℃ 95%r.h strength retention (%) |
|
Physical properties
|
0.45-0.65 | 60-80 | 15-20 | 3.5-5.0 | 300-400 | 30-40 | 0.05-0.1 | >95 |
Demold time may be prolonged with the increase of sole thickness
These physical data are acquired by testing a sample of 6mm thick
Data listed above are just for reference.The detail data are subjected to practical production. If other request for physical properties, please contact us.
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