China Professional China Low Hardness Polyurethane System - Donfoam 901 water base benld polyols for pouring – INOV Manufacturer and Supplier

Professional China Low Hardness Polyurethane System - Donfoam 901 water base benld polyols for pouring – INOV

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Professional China Low Hardness Polyurethane System - Donfoam 901 water base benld polyols for pouring – INOV Detail:

Donfoam 901 water base benld polyols for pouring

INTRODUTION

This product is a type of blend polyols with 100% water as blowing agent, which is specially researched for rigid PUF. The characteristics are as follows:

(1) good flowability, Suitable for one-time pouring.

(2) excellent foam mechanical properties

(3) excellent high/low temperature dimensional stability

PHYSICAL PROPERTY

Appearance	Light yellow to brown yellow transparent liquid
Hydroxyl value mgKOH/g	300-400
Viscosity 25℃ , mPa·s	1800-2400
Density 20℃ , g/cm3	1.00-1.10
Storage temperature	10-25
Storage stability Month	6

TECHNOLOGY AND REACTIVITY CHARACTERISTICS

Component temperature is 20℃, the actual value is varied according to pipe diameter and processing condition.

	Manual mixing	High pressure machine
Ratio（POL/ISO） g/g	1:1.0-1.1.20	1:1.0-1.20
Rise time s	60-90	40-70
Gel time s	200-240	150-200
Tack free time s	≥300	≥260
Core Free density kg/m³	60-70	60-70
Ratio（POL/ISO） g/g	1:1.0-1.1.20	1:1.0-1.20

FOAM PERFORMANCES

Foam Density	GB/T6343-2009	60~80kg/m³
Compressive Strength	GB/T8813-2008	≥480KPa
Closed-cell rate	GB 10799	≥95%
Thermal conductivity(15℃)	GB 3399	≤0.032mW/(m.K)
Water absorption	GB 8810	≤3(V/V)
High temperature-resistance		140℃
Low temperature-resistance		-60℃

PACKAGE

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

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