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Rigid Polyurethane Blend Polyols for Refrigerators DJD-105

DJD-105

[Description: ]

DJD-105 blend polyols is the environmental friendly product in polyurethane industryit is used in the refrigeratorfreezer as substitute of  HCFC-141B blowing agent blend polyolsthe characteritics as follows

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Rigid Polyurethane Blend Polyols for Refrigerators DJD-105
Product  Introduction
DJD-105 blend polyols is the environmental friendly product in polyurethane industryit is used in the refrigeratorfreezer as substitute of  HCFC-141B blowing agent
blend polyolsthe characteritics as follows

1-Excellent foam insulation lower thermal conductivity<19mW/(m.K)
2- Outstanding flowabilitylower foam mould density>30kg/m3

Physical Property

Appearance Light yellow transparent liquid
Hydroxyl Value mgKOH/g 300-360
Dynamic Viscosity /25℃ mPa.s 250-500
Specific Gravity /20℃ g/ml 1.10-1.15
Storage Temperature ℃ 10-25
Pot life Month 6

Recommended ratio

  pbw
DJD-102 blend polyols 100
ISO 115-125

Technology and Reactivity Characteristics(the actual value varied as per process conditions)

  Manual Mixing(low pressure machine) High Pressure Machine Mixing
Material Temperature ℃ 20-25 20-25
Mould Temperature ℃ 35-40 35-40
Cream Times 12±2 10±2
Gel times 70-90 50-70
Tack free times 100-120 80-100
Free density kg/m3 23-25 23-25

Foam performances

Moulding Density GB/T 6343 ≥32kg/m3
Closed-cell rate GB/T 10799 ≥92%
Thermal Conductivity(15℃) GB/T 3399 ≤19 mW/(m.K)
Compressive strength GB/T 8813 ≥150kPa
Dimensional stability GB/T 8811 ≤0.5%
24h -20℃   ≤1.0%
24h 100℃    

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