Chinese Professional Pu System For Pipeline Insulation - Doncool 104 HFC-245fa base blend polyols – INOV

Doncool 104 HFC-245fa base blend polyols

INTRODUCTION

DonCool 104 blend polyols premixed with HFC-245fa as blowing agent, it applies to refrigerators, freezers, electric water heaters and other products thermal insulation.

PHYSICAL PROPERTY

Appearance

Light yellow transparent liquid

Hydroxyl Value              mgKOH/g

200-400

Dynamic Viscosity /25℃       mPa.s

400-600

Specific Gravity   /20℃       g/ml

1.10-1.15

Storage Temperature          ℃

10-20

Shelf life ※                 Month

6

※Store in dry original drums/IBCs at recommended storage temperature.

RECOMMENDED RATIO

 

pbw

DonCool 104 blend polyols

100

ISO

120-130

TECHNOLOGY AND REACTIVITY CHARACTERISTICS  (Material Temperature is 20℃, the actual value varied as per process conditions)

 

Manual Mixing(low pressure machine)

High Pressure Machine Mixing

Cream Time              s

Gel time                 s

Tack free time            s

Free density           kg/m3

10-14

65-85

100-130

26-28

6-10

45-60

70-100

25-27

FOAM PERFORMANCES

Moulding Density GB/T 6343 35-37kg/m3
Closed-cell rate GB/T 10799 ≥90%
Thermal Conductivity(10℃) GB/T 3399 ≤19 mW/(m.K)
Compressive strength GB/T 8813 ≥130kPa
Dimensional stability       24h  -20℃ GB/T 8811  ≤1.0%

24h  100℃

≤1.5%

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.