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New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donspray 504 HFC-245fa base blend polyols – INOV

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  • New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donspray 504 HFC-245fa base blend polyols – INOV

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New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donspray 504 HFC-245fa base blend polyols – INOV Detail:

Donspray 504 HFC-245fa base blend polyols

INTRODUCTION

DonSpray504 is spray blend polyols, blowing agent is 245fa instead of HCFC-141B, it reacts with isocyanate to produce foam which has excellent performances, which are as follows,

  1) fine and uniformity cells

  2) low thermal conductivity

  3) perfect flame resistance

  4) good low-temperature dimensional stability.

It applies to all kinds of thermal insulation engineering which uses the spray technology, such as cold rooms, pots, large-scale pipelines and construction metope etc.

PHYSICAL PROPERTY

Appearance               

Pale yellow to brown viscous liquid
Hydroxyl Value                mgKOH/g

200-300
Dynamic viscosity（25℃）   mPa.S

100-200
Specific gravity (20 ℃ )          g/ml

1.12-1.20
Storage temperature           ℃

10-25
Storage stability             month

6

RECOMMENDED RATIO

Raw materials

pbw
DonSpray 504 blend polyols

100 g
Isocyanate MDI

100-105g

Reactivity Characteristics (The temperature of the system is 20℃,and the exact value varied depending on processing condition)

Cream Time                  s

3-5

Gel Time                    s

6-10

FOAM PERFORMANCES

Items

Metric Unit

Imperial Unit
Spray Density   GB 6343 ≥35kg/m3 ASTM D 1622 ≥2.18 lb/ft3
Closed-cell Rate GB 10799 ≥90% ASTM D 1940 ≥90%
Initial Thermal Conductivity（15℃） GB 3399 ≤24mW/(m.K) ASTM C 518 ≥2.16/inch
Compressive Strength GB/T8813 ≥150kPa ASTM D 1621 ≥21.76PSI
Adhesive Strength GB/T16777 ≥120kPa ASTM D 1623 ≥17.40PSI
Dimentional Stability 24h  -20℃ GB/T8811 ≤1% ASTM D 2126 ≤1%
24h  70℃   ≤1.5%   ≤1.5%
Water Absorption GB 8810 ≤3% ASTM E 96 ≤3%
Fire Resistance GB 8624 Class B2 ASTM D2863-13 Class B2

PACKAGE

220kg/drum or 1000kg/IBC, 20,000kg/flexi tank or ISO Tank.

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New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donspray 504 HFC-245fa base blend polyols – INOV detail pictures

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That has a sound small business credit, great after-sales service and modern production facilities, we've earned an outstanding standing amid our buyers across the earth for New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donspray 504 HFC-245fa base blend polyols – INOV , The product will supply to all over the world, such as: luzern, Monaco, Nairobi, Our company mission is that providing high quality and beautiful products with reasonable price and strive to gain 100% good reputation from our clients. We believe Profession achieves excellence! We welcome you to cooperate with us and grow up together.

    • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
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