Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donspray 502 HCFC-141b base blend polyols – INOV

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

Well-run products, skilled income group, and better after-sales products and services; We have been also a unified massive family, all people stick with the business price "unification, dedication, tolerance" for Modified Silane Resin, Pu Adhesives, Pu System For Refrigerator, Honesty is our principle, professional operation is our work, service is our goal, and customers' satisfaction is our future!
Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donspray 502 HCFC-141b base blend polyols – INOV Detail:

Donspray 502 HCFC-141b base blend polyols

INTRODUCTION

DonSpray 502 is spray blend polyols with HCFC-141B as blowing agent, 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 fire resistance

  4) excellent low temperature dimentional stability.

It applies to all kinds of thermal insulation projects which use the spray, such as cold rooms, large pots, large-scale pipelines and construction out-wall or inner-wall etc.

PHYSICAL PROPERTY

Appearance                 

Hydroxyl Value                mgKOH/g

Dynamic Viscosity (25 ℃)       mpa.s

Specific gravity (20 ℃ )           g/ml

Storage Temperature             ℃

Storage Stability               month

Pale yellow to brown viscous liquid

200-300

100-200

1.12-1.20

10-25

6

RECOMMENDED RATIO

 

pbw

DonSpray 502 blend polyols

Isocyanate MDI

100

100-105

Reactivity Characteristics (Component temperature is 20℃, the actual value is varied according to pipe diameter and processing condition.)

Cream Time                  s

Gel Time                     s

3-5

6-10

FOAM PERFORMANCES

items

Test Method

Index

Spray Density               

Closed-cell Rate         

Initial Thermal Conductivity(15℃)      

Compressive Strength

Adhesive Strength  

Elongation at break

Dimentional Stability  24h  -20℃

      24h   70℃

Water Absorption                    

Oxygen Index

GB 6343

GB 10799

GB 3399

GB/T8813

GB/T16777

GB/T9641

GB/T8811

 

GB 8810

GB 8624

≥32kg/m3

≥90%

≤24mW/(m.K)

≥150kPa

≥120kPa

≥10%

≤1%

≤1.5%

≤3%

≥26

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:

Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donspray 502 HCFC-141b base blend polyols – INOV detail pictures


Related Product Guide:

Our mission should be to turn out to be an innovative supplier of high-tech digital and communication devices by furnishing benefit added design and style, world-class manufacturing, and repair capabilities for Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donspray 502 HCFC-141b base blend polyols – INOV , The product will supply to all over the world, such as: Norway, Kenya, Stuttgart, We have top engineers in these industries and an efficient team in the research. What is more, we have our own archives mouths and markets in China at low cost. Therefore, we can meet different inquiries from different clients. Please find our website to check more information from our products.
  • Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Agnes from Puerto Rico - 2017.04.18 16:45
    We are old friends, the company's product quality has been always very good and this time the price is also very cheap.
    5 Stars By Merry from Austria - 2018.05.15 10:52
    Write your message here and send it to us