High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV
High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV Detail:
Donpipe 302 HCFC-141b base blend polyols for pipeline insulation
INTRODUCTION
This product is a type of blend polyols premixed with HCFC-141B, which is specially researched for rigid PUF to produce thermal insulation pipes. It is widely used in steam pipes, liquefied nature gas running pipes, oil pipes and other fields. The characteristics are as follows:
(1) good flowability, by regulating formula to suit different pipe diameters.
(2) excellent low temperature dimensional stability
PHYSICAL PROPERTY
| Appearance |
Light yellow to brown transparent liquid |
| Hydroxyl value mgKOH/g |
300-450 |
| Dynamic viscosity（25℃） mPa.S |
200-500 |
| Density （20℃） g/ml |
1.10-1.16 |
| Storage temperature ℃ |
10-25 |
| Storage stability month |
6 |
TECHNOLOGY AND REACTIVITY (Component temperature is 20℃, the actual value is varied according to pipe diameter and processing condition.)
|
|
Manual mixing |
High pressure machine |
| Ratio（POL/ISO） |
1:1.10-1.1.60 |
1:1.10-1.60 |
| Rise time s |
20-40 |
15-35 |
| Gel time s |
80-200 |
80-160 |
| Tack free time s |
≥150 |
≥150 |
| Free density kg/m3 |
25-40 |
24-38 |
FOAM PERFORMANCES
| Mold density | GB 6343 | 55-70kg/m3 |
| Closed-cell rate | GB 10799 |
≥90% |
| Thermal conductivity （15℃） | GB 3399 |
≤24mW/(m.K) |
| Compression strength | GB/T8813 | ≥200kPa |
| Water absorption | GB 8810 |
≤3（V/V）% |
| Dimensional stability 24h -30℃ |
GB/T8811 |
≤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.
Product detail pictures:
Related Product Guide:
owing to fantastic assistance, a variety of high quality goods, aggressive rates and efficient delivery, we love a very good popularity among our customers. We are an energetic firm with wide market for High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Saudi Arabia, Paris, Ethiopia, Selling our products causes no risks and brings high returns to your company instead. It is our consistent pursuit to create value for clients. Our company is looking for agents sincerely. What are you waiting for? Come and join us. Now or never.
By Candy from Costa Rica - 2018.09.12 17:18
The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
By Freda from Gabon - 2018.09.08 17:09
