ZG-P-6570/ZG-I-5012
ZG-P-6570/ZG-I-5012,,
Dual density PU Resin for labor protection shoes (safety shoe) sole
Characteristic: Medium and low hardness, medium and high density.
Characteristic: Applicable to the production of single density or double density safety shoes
Typical properties of PU Resin
|
Name of products |
Appearance |
Viscosity（Pa·s/50℃） |
Density（g/cm3/40℃） |
Package（kg） |
|
ZG-P-6570 |
White or pale yellow, liquid, no foreign material |
18 |
||
|
ZG-I-5012 |
Transparent liquid, no foreign material |
20 |
Reference shipments ratio: A/B=30/24 (barrel)
Catalysts and auxiliary agents:
ZG-P-6570/ZG-AC-2/water=18kg/280g/65~85g/0～800g
Note: corresponding adjustment should be made to the addition of auxiliary agent at different areas, different environment and different production conditions.
Typical processing parameters& Typcal properties:
|
Reaction characteristics |
technical standards |
Test item |
Physical properties |
|
Reference ratioP+C/I |
Outsole: 100/68-70 |
Molded density（g/cm3） |
Outsole: 0.90-1.10 |
|
In the base: 100/82-84 |
In the base: 0.45-0.55 |
||
|
Material temperature（℃） |
Amaterial: 45-50; Bmaterial: 38-42 |
Hardness(type A) |
Outsole: 55~75 |
|
In the base: 40~55 |
|||
|
Cream time（s） |
6~9 |
Tensile strength（MPa） |
600~700 |
|
End of Rise time（s） |
25~35 |
Elingation（％） |
|
|
Metal mold temperature（℃） |
45~55 |
Wear（％） |
≥10% |
|
Demould time（min） |
Free rise foam density（g/cm3） |
Outsole: 0.60~.70 |
|
|
In the base: 0.28-0.34 |
|||
|
Folding(room temperature)(40,000 gap length mm) |
＜8 |
With the best ratio is based on the ratio, the ratio of value added with The type and quantity of paint additives vary.
The free foam density according to the seasons (temperature, humidity) vary
Ejection time with the increase of the thickness of molded extension
Folding conditions: angle of 90 degrees of flex, frequency of 80 times / min * 4 million
Data listed above are just for reference .The detail data are subjected to practical operation.If other requests for physical properties,please contact us.
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