China Factory Supply Donboiler 212 Hcfc-141b Base Blend Polyols - Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam – INOV Manufacturer and Supplier

Factory Supply Donboiler 212 Hcfc-141b Base Blend Polyols - Donfoam 825PIR HFC-365mfc base blend polyols for continuous PIR block foam – INOV

Short Description:

Product Detail

Product Tags

Feedback (2)

Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs for Elastomer, Ms Sealant 920, Stearic Alcohol Ethoxylates, We are looking forwards to establishing long-term business relationships with worldwide customers.

Factory Supply Donboiler 212 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.

Product detail pictures:

Related Product Guide:

owing to very good support, a variety of high quality merchandise, aggressive costs and efficient delivery, we love an excellent name among the our clients. We are an energetic company with wide market for Factory Supply Donboiler 212 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: Montpellier, moldova, Porto, Make sure you genuinely feel free to send us your requirements and we are going to respond for you asap. We now have got a skilled engineering group to serve for your just about every detailed needs. Cost-free samples could be sent to suit your needs personally to understand much more information. In an effort to meet your requires, be sure to seriously feel free to make contact with us. You may send us emails and contact us directly. Moreover, we welcome visits to our factory from around the globe for much better recognizing of our organization. nd objects. In our trade with merchants of numerous countries, we usually adhere for the principle of equality and mutual benefit. It is really our hope to market, by joint efforts, each trade and friendship to our mutual advantage. We look forward to getting your inquiries.

Castable Polyurethane Prepolymer

Donboiler 203 Cp/Ip Base Blend Polyols

Doncool 104 Hfc-245fa Base Blend Polyols

Doncool 105 Hfc-365mfc Base Blend Polyols

Donfoam 602 Hcfc-141b Base Blend Polyols

Modified Silane Rasin.Water-Stop Groutings

Polyurethane Rigid Foam System

Pu Binder For Mould Processing Product

Thermoplastic Polyurethane Resin

Thermoplastic Polyurethane Series

This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.