China 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV Manufacturer and Supplier

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV

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We regularly perform our spirit of ''Innovation bringing progress, Highly-quality making certain subsistence, Administration marketing benefit, Credit score attracting customers for Solar Heater, Pu Binder For Bonding Cork Crumb, Pu Wood Imitation, We give priority to quality and customer satisfaction and for this we follow stringent quality control measures. We have in-house testing facilities where our products are tested on every aspect at different processing stages. Owning to latest technologies, we facilitate our customers with customized production facility.

100% Original Castable Polyurethane Shoe Upper Prepolymer - 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 pursue the management tenet of "Quality is superior, Service is supreme, Reputation is first", and will sincerely create and share success with all clients for 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: Uruguay, Pakistan, Lithuania, We have constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. Detailed Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.

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We have been looking for a professional and responsible supplier, and now we find it.

By Elsa from Lisbon - 2017.06.22 12:49

This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.

By Diana from Venezuela - 2018.11.22 12:28

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