High reputation Castable Polyurethane Shoe Mould Prepolymer - Doncool 101 water base blend polyols – INOV

Doncool 101 water base blend polyols

INTRODUCTION

Doncool 101 is blend polyols, uses the water as blowing agent, it applies to refrigerators, icebox and other thermal insulation products.

PHYSICAL PROPERTY

Appearance               

Pale yellow transparent liquid

Hydroxyl value            mgKOH/g

250-350

Dynamic viscosity(25℃)   mPa.S

700-800

Specific gravity   (20℃)     g/ml

1.05-1.1

Storage temperature           ℃

10-30

Pot life                        Month

6

RECOMMENDED RATIO

 

pbw

Doncool 101

100

POL: ISO

140

TECHNOLOGY AND REACTIVITY (the actual value varied as per process conditions)

 

Manual mixing

High pressure machine

Material Temperature      ℃

20-25

20-25

Mould Temperature        ℃

35-40

35-40

Cream time                 s

20±2

15±2

Gel time                 s

80-90

60-70

Tack free time             s

-

-

Free density            kg/m3

>28

>27

FOAM PERFORMANCES

Mold density GB/T 6343 38-42kg/m3
Closed-cell rate GB/T 10799

≥90%

Thermal conductivity     (15℃) GB/T 3399 ≤24 mW/(m.K)
Compression strength GB/T8813 ≥500kPa
Dimensional stability 24h  -20℃ GB/T8811

 ≤1.0%

                 24h  100℃

≤1.0%

The data provided above are typical value, which are tested by our company. For our company's products, the data included in the law do not have any constraints.