High hardness woman wedge Polyurethane resins
- Min. Order:
- 1000 Kilogram
- Min. Order:
- 1000 Kilogram
- Transportation:
- Ocean, Land, Air
- Port:
- Shanghai
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Contact Now| Place of Origin: | China |
|---|---|
| Productivity: | 260000tons/year |
| Supply Ability: | 250000 tons/year |
| Payment Type: | L/C,T/T |
| Incoterm: | FOB,CIF |
| Transportation: | Ocean,Land,Air |
| Port: | Shanghai |
Women's Shoe Sole
Characteristic:Low density and medium hardness, good flexing resistance
Application: Woman wedge sandals and out-sole
Typical properties of PU matrix
| Name of products | Appearance |
Viscoscity (mPa·s/40℃) |
Density (g·cm-³/40℃) |
Package (kg) |
| A-9002S | liquid | 1200-1800 | 1.01-1.02 | 18 |
| B-6023 | Yellowish Transparent liquid or waxy | 600-800 | 1.08-1.2 | 20 |
Raw Material Polyester Resin
Materials preheat
A-9002S: preheated at 50-60℃ for 6-8 hours
B-6023: preheated at 50-60℃ for 8-10 hours
Typical processing parameters & Reaction parameter
| Items | A/B Materials Temperatures(℃) |
Mix ratio A+C+70H2O/B (By weight)
|
Cream time (s) |
End of Rise Time (s) |
Free Rise Foam Density (g/cm³) |
Mold Temperature (℃) |
Demold Time (℃) |
| Parameter | 40-45/38-42 | 100/87-89 | 6-8 | 25-30 | 0.19-0.24 | 55-65 |
5-7
|
The adding content of C-2 should be 270g±10g/18kg
The adding content of water and hardener should be changed according to the reality
Low Density Shoe System Physical properties
| Items |
Molded Density (g/cm³)
|
Hardness (Shore C)
|
Tensile strength (Mpa)
|
Elongation (%)
|
Tear Strength (kN/m) |
Ross Flexing -90° (room temperature) (40000 times break length 4mm) |
DIN abrasion (mm³) |
|
Physical properties
|
0.38-0.48 | 70-80 | 4.2-6.9 | 360-450 | 18-27 | no increase | 140-200 |
Demold time may be prolonged with the increse of sole thickness
These physical data are acquired by testing a sample of 6mm thick
Data listed above are just for reference.The data are subjected to practical production.If other requests for physical properties,please contact us.
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