China Wholesale Price Donspray 501 Water Base Blend Polyols - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV Manufacturer and Supplier

Wholesale Price Donspray 501 Water Base Blend Polyols - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV

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Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs of Tpu Granules, Rigid Foam Series, Spray Polyurea, We are sincerely looking forward to cooperate with buyers all around the world. We imagine we will satisfy you. We also warmly welcome shoppers to visit our organization and purchase our merchandise.

Wholesale Price Donspray 501 Water Base Blend Polyols - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV Detail:

Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam

INTRODUCTION

DonFoam 824/PIR is a kind of blend polyols using hfc-245fa 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:

– Eco-friendly, without destroying the ozone layer

– High compressive strength and good homogeneity of isotropic strength

– Excellent thermal insulation performance and dimensional stability

PHYSICAL PROPERTY

DonFoam 824/PIR

Appearance

OH value mgKOH/g

Dynamic viscosity（25℃） mPa.S

Density （20℃） g/ml

Storage temperature ℃

Storage stability ※ months

Light yellow to brown transparent liquid

250-400

300-500

1.15-1.25

10-25

RECOMMENDED RATIO

Pbw

DonFoam824/PIR

Isocyanate

100

150-200

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

Manual Mix

High pressure

Raw Material Temperature °C

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 aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Wholesale Price Donspray 501 Water Base Blend Polyols - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: Birmingham, Bangalore, Armenia, Our products are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.

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Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!

By Margaret from Karachi - 2018.09.23 18:44

The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.

By Anna from Russia - 2018.12.05 13:53

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