China 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV Manufacturer and Supplier

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV

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We have now a specialist, efficiency staff to provide good quality company for our consumer. We normally follow the tenet of customer-oriented, details-focused for Hair Tie, Pu Shoe-Sole Material Footwear Foam System, Water Stop Material, We welcome you to definitely inquire us by simply call or mail and hope to develop a prosperous and cooperative connection.

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV Detail:

Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam

INTRODUCTION

DonFoam 812/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.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

Tack free time S

Free density Kg/m³

20-25

30-50

140-180

300-350

28-32

20-25

25-45

120-160

270-320

27-31

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

≥50 Kg/m3

≥90%

≤22mW/m.k

≥150 KPa

≤0.5%

≤1.0%

B2、B1

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We can always satisfy our respected customers with our good quality, good price and good service due to we are more professional and more hard-working and do it in cost-effective way for 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV , The product will supply to all over the world, such as: Barbados, Amsterdam, Zurich, Further, we are supported by highly experienced and knowledgeable professionals, who have immense expertise in their respective domain. These professionals work in close coordination with each other to offer our clients an effective range of products.

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Thermoplastic Polyurethane Resin

Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.

By Elva from Angola - 2018.07.26 16:51

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.

By David Eagleson from Russia - 2018.09.23 17:37

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