China 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donboiler 212 HCFC-141B base blend polyols – INOV Manufacturer and Supplier

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donboiler 212 HCFC-141B base blend polyols – INOV

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100% Original Castable Polyurethane Shoe Upper Prepolymer - Donboiler 212 HCFC-141B base blend polyols – INOV Detail:

Donboiler 212 HCFC-141B base blend polyols

INTRODUCTION

Donboiler212 is the blend polyether polyol consisted of polyols, catalyst, blowing agent and other additives. It can react with isocyanate to form rigid polyurethane foam with excellent thermal insulation property.

TYPICAL PROPERTY

Appearance	Brown-yellow transparent viscous liquid
Hydroxyl value mgKOH/g	300-400
Viscosity 25℃ , mPa·s	300-500
Density 20℃ , g/cm3	1.05-1.15

RECOMMENDED RATIO

	pbw
Donboiler 212 blend polyol	100
Isocyanate	120±5
Material temperature	22±2 ℃

REACTION CHARACTERISTICS

	Manual Mixing	High Pressure Machine Mixing
Cream Time s	10±2	7±2
Gel time s	55±3	40-50
Tack free time s	70-90	50-70
Free density kg/m3	26.5-27.5	25.5-27

FOAM PERFORMANCES

Moulding Density	Kg/m3	≥35
Closed-cell rate	%	≥95
Thermal Conductivity （10℃）	W/m.k	≤0.02
Compressive strength	KPa	≥120
Dimensional stability 24h -30℃	%	≤0.5
24h 100℃	%	≤0.5

PACKAGE

220kg/drum or 1000kg/IBC, 20,000kg/flexi tank or ISO Tank.

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Often customer-oriented, and it's our ultimate target to become not only probably the most reputable, trustable and honest provider, but also the partner for our customers for 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donboiler 212 HCFC-141B base blend polyols – INOV , The product will supply to all over the world, such as: UAE, Turin, Oslo, We follow superior mechanism to process these products that ensure optimum durability and reliability of the products. We follow latest effective washing and straightening processes that allow us to offer unmatched quality of products for our clients. We continually strive for perfection and all our efforts are directed towards attaining complete client satisfaction.

Castable Polyurethane Prepolymer