China Reasonable price Donfoam 602 Hcfc-141b Base Blend Polyols - Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam – INOV Manufacturer and Supplier

Reasonable price Donfoam 602 Hcfc-141b Base Blend Polyols - Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam – INOV

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We are commitment to offer the competitive price ,outstanding products quality, as well as fast delivery for Fast Crystallization Rate, Water Reducing Agent, Rigid Polyol, We put genuine and health as the primary responsibility. We have now a expert international trade crew which graduated from America. We are your next small business partner.

Reasonable price Donfoam 602 Hcfc-141b Base Blend Polyols - Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam – INOV Detail:

Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam

INTRODUCTION

Donfoam825 blend polyether polyol used in the manufacture of high flame retardant PIR block foam with HFC-365mfc/227 as foaming agent, products and isocyanate reaction by the formation of the foam has uniform foam cell , low thermal conductivity, thermal insulation performance is good, flame retardant performance is good, low temperature no shrinking crack etc. Widely used in the process of all kinds of insulation work such as: building external wall, cold storage, tanks, large pipes etc.

PHYSICAL PROPERTY

Appearance	Light yellow to brown transparent liquid
Dynamic viscosity（25℃） mPa.S	300±100
Density （20℃） g/ml	1.20±0.1
Storage temperature ℃	10-25
Storage stability month	6

RECOMMENDED RATIO

Raw materials	pbw
DK-1101 Blend Polyether Polyol	100
Isocyanate	180±20

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

Items	Manual mixing	High pressure machine
Raw material temperature ℃	20-25	20-25
Mould temperature ℃	50-60	50-60
Cream time s	25-35	20-30
Gel time s	90.-130	70-100
Tack free time s	150-200	120-160
Free density kg/m³	28-30	27-29

MACHINERY FOAM PERFORMANCES

Overall Mold density	GB 6343	≥45kg/m³
Molding Core Density	GB 6343	≥40kg/m³
Closed-cell Rate	GB 10799	≥90%
Initial Thermal Conductivity（15℃）	GB 3399	≤24mW/(m.K)
Compressive Strength	GB/T8813	≥150kPa
Dimentional Stability 24h -20℃ 24h 70℃	GB/T8811	≤1% ≤1.5%
Water Absorption Rate	GB 8810	≤3%
Flammability	GB 8624	B1/B2/B3
Closed-cell Rate	GB 10799	≥90%
Initial Thermal Conductivity（15℃）	GB 3399	≤24mW/(m.K)

The data provided above are typical value, which are tested by our company. For our company’s products, the data included in the law do not have any constraints.

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The shopper satisfaction is our primary focus on. We uphold a consistent level of professionalism, quality, credibility and repair for Reasonable price Donfoam 602 Hcfc-141b Base Blend Polyols - Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: India, Amman, Poland, Our qualified engineering team will usually be prepared to serve you for consultation and feedback. We've been able to also deliver you with absolutely free samples to meet your needs. Best efforts might be made to offer you the ideal service and items. For anyone who is interested in our company and products, be sure to make contact with us by sending us emails or contact us right away. In order to know our solutions and organization. ar more, you can come to our factory to determine it. We are about to usually welcome guests from around the globe to our corporation. o create small business relations with us. Please genuinely feel no cost to speak to us for enterprise. nd we believe we have been gonna share the most effective trading practical experience with all our merchants.

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