Donboiler 214 HFC-245fa base blend polyols

Donboiler 214 HFC-245fa base blend polyols

INTRODUCTION Donboiler214 is the blend polyether polyol consisted of polyols, catalyst, blowing agent and other additives.The blowing agent is HFC-245fa. It can react with isocyanate to form rigid polyurethane foam with excellent thermal insulation property.

PHYSICAL 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	18±2 ℃

REACTION CHARACTERISTICS

	Manual Mixing	High Pressure Machine Mixing
Cream Time   s	8-10	6-10
Gel time      s	55-75	50-70
Tack free time  s	70-110	65-90

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℃	%	≤1
24h 100℃	%	≤1

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