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Best quality Pu Binder For Mould Processing Product - Donspray 502 HCFC-141b base blend polyols – INOV

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  • Best quality Pu Binder For Mould Processing Product - Donspray 502 HCFC-141b base blend polyols – INOV

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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Air Filter Foam System, Seats Series System, Ms Resin, our merchandise have superior popularity from the whole world as its most competive cost and our most advantage of after-sale assistance for the clients。
Best quality Pu Binder For Mould Processing Product - 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.

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Best quality Pu Binder For Mould Processing Product - Donspray 502 HCFC-141b base blend polyols – INOV detail pictures

Related Product Guide:
We also offer product sourcing and flight consolidation services. We have our own factory and sourcing office. We can provide you with almost every type of product related to our product range for Best quality Pu Binder For Mould Processing Product - Donspray 502 HCFC-141b base blend polyols – INOV , The product will supply to all over the world, such as: Casablanca, Peru, Egypt, The best and original quality for spare parts is a most important factor for transportation. We may stick on supplying original and good quality parts even a little profit earned. God will bless us to do kindness business forever.

    • The goods are very perfect and the company sales manager is warmful, we will come to this company to purchase next time.
    5 Stars By Karl from Nigeria - 2018.11.28 16:25
    The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
    5 Stars By Kimberley from New Zealand - 2017.01.28 19:59
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