Chinese Professional Pu System For Pipeline Insulation - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV
Chinese Professional Pu System For Pipeline Insulation - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV Detail:
Donpanel 422 HCFC-141b base blend polyols for continuous PUR
INTRODUCTION
DonPanel 415/PIR is a compound which consists of polyols, surfactants, catalysts, and flame retardant , mixture of HFC-245fa as blowing agent in a special ratio. The foam has good thermal insulation property, light weight, high compression strength and flame retardant and other advantages. It is widely used to produce sandwich plates, corrugated panels etc, which applies to make cold stores, cabinets, portable shelters etc.
PHYSICAL PROPERTY
DonPanel 415/PIR |
ISO |
|
Appearance |
Light yellow to brown liquid |
Brown liquid |
Hydroxyl value mgKOH/g |
200-300 |
N/A |
Dynamic viscosity (25℃) mPa.S |
300-500 |
200-250 |
Specific gravity (20℃) g/ml |
1.10-1.16 |
1.20-1.25 |
Storage temperature ℃ |
10-25 |
10-25 |
Storage stability month |
6 |
12 |
RECOMMENDED RATIO
Raw materials |
PBW |
DonPanel 415/PIR |
100 |
Isocyanate |
130-150 |
TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)
Items |
Manual mixing |
High Pressure Injection machine |
Raw material temperature ℃ |
20-25 |
20-25 |
Moulding temperature ℃ |
35-45 |
35-45 |
Cream time s |
30-50 |
20-30 |
Gel time s |
120-200 |
70-150 |
Free density kg/m3 |
28-31 |
27-30 |
FOAM PERFORMANCES
Moulding density |
ASTM D 1622-08 |
≥45kg/m3 |
Closed cell content |
ASTM D 2856 |
≥90% |
Thermal conductivity(23℃) |
ASTM C 518-10 |
≤24mW/(m.K) |
Compression strength |
ASTM D 1621-10 |
≥140kPa |
Dimensional stability 24h -20℃ 24h 100℃ |
ASTM D 2126-09 |
≤1% ≤1.5% |
Flammability |
DIN4102 |
B2 |
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.
Product detail pictures:


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We goal to understand excellent disfigurement from the manufacturing and supply the top support to domestic and abroad clients wholeheartedly for Chinese Professional Pu System For Pipeline Insulation - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV , The product will supply to all over the world, such as: Greek, Durban, Argentina, We can meet the various needs of customers at home and abroad. We welcome new and old customers to come to consult & negotiate with us. Your satisfaction is our motivation! Allow us to work together to write a brilliant new chapter!

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