Bottom price Castable Polyurethane Gel Insole Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV

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While in the past few years, our organization absorbed and digested innovative technologies both equally at home and abroad. Meanwhile, our organization staffs a group of experts devoted for the advancement of Donspray 501 Water Base Blend Polyols, Transparent Tape, Motorbike, All the time, we have been paying attention on all details to insure each product satisfied by our customers.
Bottom price Castable Polyurethane Gel Insole Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV Detail:

Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam

INTRODUCTION

DonFoam 822/PIR is a kind of blend polyols with  hcfc-141b foaming agent, with polyol as the main raw material, mixed with special auxiliary agent, suitable for the insulation of construction, transportation, shell and other products .This material is specially developed for continuous line .The polyurethane product prepared by reacting it with isocyanate has the following advantages:

1. Foam has uniform strength and dimensional stability in all directions

2. The foam products can be cut into different shapes according to the requirements of the product

3. Excellent thermal insulation performance

PHYSICAL PROPERTY

 

DonFoam 812/PIR

Appearance                 

OH value                  mgKOH/g

Dynamic viscosity (25℃)      mPa.S

Density (20℃)      g/ml

Storage temperature               ℃

Storage stability ※         /month

Light yellow to brown transparent liquid

150-250

200-300

1.15-1.25

10-25

6

RECOMMENDED RATIO

 

Pbw

DonFoam 812/PIR

Isocyanate

100

150-200

TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)

 

Manual Mix

High pressure

Raw Material Temperature      ℃

Cream time       S

Gel time      S

Free density  Kg/m3

20-25

20-50

160-300

40-50

20-25

15-45

140-260

40-50

FOAM PERFORMANCES

Overall Molding Density

Closed-cell Rate

Initial Thermal Conductivity(15℃)

Compressive 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

≥40 Kg/m3

≥90%

≤22mW/m.k

≥150 KPa

≤0.5%

≤1.0%

B2、B1


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Bottom price Castable Polyurethane Gel Insole Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV detail pictures


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We are commitment to offer the competitive price ,outstanding products quality, as well as fast delivery for Bottom price Castable Polyurethane Gel Insole Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: Hongkong, Plymouth, Mombasa, We also have good cooperation relationships with many good manufacturers so that we can provide almost all of auto parts and after-sales service with high quality standard,lower price level and warmly service to meet demands of customers from different fields and different area.
  • The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
    5 Stars By Modesty from Guatemala - 2018.06.18 17:25
    We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
    5 Stars By Amber from kazan - 2018.02.12 14:52
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