China Cheap price Solvent Resistance Curing System - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV
China Cheap price Solvent Resistance Curing System - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV Detail:
Donpipe 322 HCFC-141b base blend polyols for pipeline shell
INTRODUCTION
DonPipe 322 is a kind of blend polyols with hcfc-141b as foaming agent, taking polyol as the main raw material, mixing with a special auxiliary. This material suitable for outer thermal insulation shells which are used for water, oil and gas pipelines .The polyurethane product prepared by reacting it with isocyanate has the following advantages:
– good compressive strength and dimensional stability
– high close-cell rate and good waterproof performance
– good insulation performance
PHYSICAL PROPERTY
|
DonPipe 322 |
|
| Appearance
Hydroxyl value mgKOH/g Dynamic viscosity （25℃） mPa.S Density （20℃） g/ml Storage temperature ℃ Storage stability months |
Light yellow transparent viscous liquid 200-400 200-400 1.1-1.16 10-25 6 |
RECOMMENDED RATIO
|
Pbw |
|
| DonPipe 322
Isocyanate |
100 120-160 |
TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)
|
Manual mix |
High pressure |
|
| Raw material temperature ℃
CT S GT S TFT S Free density Kg/m3 |
20-25 7-15 30-50 40-60 25-30 |
20-25 6-12 20-40 30-50 25-30 |
FOAM PERFORMANCES
| old density
Close-cell rate Thermal conductivity （10℃） Compression strength） Dimensional stability 24h -20℃ 24h 100℃ Flammability |
GB/T 6343 GB/T 10799 GB/T 3399 GB/T 8813 GB/T 8811
GB/T 8624 |
≥50Kg/m3 ≥90% ≤22mW/m.k ≥150 KPa ≤0.5% ≤1.0% B3、B2、B1 |
Product detail pictures:
Related Product Guide:
"Based on domestic market and expand overseas business" is our development strategy for China Cheap price Solvent Resistance Curing System - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV , The product will supply to all over the world, such as: Korea, Seattle, Puerto Rico, When you are keen on any of our goods following you view our product list, be sure to feel free to make contact with us for inquiries. You'll be able to send us emails and get in touch with us for consultation and we shall respond to you as soon as we're able to. If it's convenient, you could find out our address in our web site and come to our enterprise. or additional information of our products by yourself. We're generally ready to build lengthy and steady co-operation relations with any possible shoppers within the associated fields.
By Maggie from Spain - 2017.09.26 12:12
This supplier's raw material quality is stable and reliable, has always been in accordance with the requirements of our company to provide the goods that quality meet our requirements.
By Ada from Greece - 2018.06.12 16:22
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