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High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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  • High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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We insist on the principle of development of 'High quality, Efficiency, Sincerity and Down-to-earth working approach' to deliver you with great provider of processing for Polymer Polyol, Pu Binder For Bonding Cork Crumb, Athletic Track, Presently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.
High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Detail:

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

INTRODUCTION

Donfoam 812 blend polyether polyols used for produce PUR block foam. The foam has uniform 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

Dynamic viscosity （25℃）      mPa.S

Density （20℃）              g/ml

Storage temperature              ℃

Storage stability                 month

Light yellow to brown transparent liquid

250±50

1.17±0.1

10-25

6

RECOMMENDED RATIO

Items

PBW
Blend Polyether Polyol

Isocyanate

100

130

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

 

Manual Mixing
Raw Material Temperature   ℃

Mould Temperature        ℃

CT                       s

GT                       s

TFT                      s

Free Density            kg/m3

20-25

Ambient Temperature(15-45℃ )

35-60

140-180

240-260

26-28

FOAM PERFORMANCES

Item

Test Standard

Specification
Overall Molding Density

Molding Core Density

GB 6343

40-45kg/m3

38-42kg/m
Closed-cell Rate

GB 10799

≥90%
Initial Thermal Conductivity（15℃）

GB 3399

≤24mW/(m.K)
Compressive Strength

GB/T8813

≥150kPa
Dimensional Stability  

                    24h      -20℃

                    RH90     70℃   

GB/T8811

≤1%

≤1.5%
Water Absorption Rate

GB 8810

≤3%
Flammability

ASTM E84

Class A
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High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV detail pictures

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"Quality initially, Honesty as base, Sincere company and mutual profit" is our idea, in order to create repeatedly and pursue the excellence for High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV , The product will supply to all over the world, such as: Swiss, Czech Republic, Uganda, We have customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us.

    • The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Giselle from Angola - 2018.02.21 12:14
    The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
    5 Stars By Ella from Angola - 2018.03.03 13:09
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