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.