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Polyurethane isocyanate Resin for saftey shoe
Polyurethane isocyanate Resin for saftey shoe
Supplier Info
[China Supplier]
Contact Person : Mr. Liu Javan
Tel : 86-512-53639253
Fax : 86-512-53639252
Product Detail
1.high strength and cohesive force, good abrasion resistance and skid resistance 2.Double density sole system

Safty shoes and Army boots

Characteristic: high strength and cohesive force, good abrasion resistance and skid resistance

Application: Double density sole system for common safety shoes and one-step forming casual shoes

Typical properties of PU matrix

Name of products

Appearance

Viscosity (mPa·s/40°C)

Density (g·cm-3/40°C)

Package(kg)

A-6180

Liquid

1000~1400

1.01~1.02

225

B-6280

Yellowish transparent liquid or waxy

800~1200

1.08~1.2

225

 Materials preheat

A-6180         preheated at 50~60°C for 16~18 hours          

B-6280         preheated at 50~60°C for 18~20 hours

Typical processing parameters & Reaction parameter

Items

 A/B Materials Temperatures(°C)

A+C/B Mix ratio

(By weight)

Cream Time (s)

End of Rise Time (s)

Free Rise Foam Density(g/cm3)

Mold Temperature(°C)

Demold Time(min)

Parameter

40~45/40~45

sole

mid-sole

sole

mid-sole

40~50

sole

mid-sole

45~55

3~5

100/84~86

100/92~94

6~8

6~7

0.47~0.50

0.23~0.26

  The adding content of C-2 should be 300g±20g/18kg polyol

  The adding content of water and hardener should be changed according to the reality

Out sole      H2O 20~30g/18kg         Hardener 0~400g/18kg polyol               

mid-sole     H2O 50~55g/18kg        Hardener 0~600g/18kg  polyol     

Physical properties

Items

Molded Density (g/cm3)

Hardness

(Shore A )

Tensile strength(MPa)

Tear Strength

(kN/m)

(-10°C)

Flexing resistance

 ( Break length,4mm)

Williams abrasion

(cc/php)

Adhesion between

 sole and mid-sole

(kg/cm)

Physical  properties

sole

mid-sole

sole

mid-sole

sole

mid-sole

sole

mid-sole

No crack

60~100

40~60

0.9~1.1

0.45~0.55

65~75

50~60

9~12

7~9

29~40

24~31

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. 

Polyurethane isocyanate Resin for saftey shoe

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