China High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV Manufacturer and Supplier

High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV

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High reputation Castable Polyurethane Shoe Mould 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

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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We keep on with the theory of "quality first, provider initially, constant improvement and innovation to meet the customers" with the management and "zero defect, zero complaints" as the standard objective. To great our company, we deliver the merchandise using the fantastic excellent at the reasonable price for High reputation Castable Polyurethane Shoe Mould 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: Argentina, Iran, Mauritania, We have got constantly insisted on the evolution of solutions, spent good funds and human resource in technological upgrading, and facilitate production improvement, meeting the wants of prospects from all countries and regions.

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The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.

By Jessie from Denmark - 2018.12.14 15:26

Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!

By Madge from Croatia - 2018.07.26 16:51

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