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245fa Blowing Agent Two Component Polyurethane Blend Polyols for Sandwich Panel Insulation

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245fa Blowing Agent Two Component Polyurethane Blend Polyols for Sandwich Panel Insulation

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Supply Ability :	10000 Tons/Year
Price :	Negotiable
Delivery Time :	Peak Season Lead Time: within 15 workdays, Off Season Lead Time: within 15 workdays
Payment Terms :	T/T, L/C

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Product Details
Company Profile

245fa Blowing Agent Two Component Polyurethane Blend Polyols for Sandwich Panel Insulation

VP-IR04 blend polyols and isocyanate react to be foam with good flame retardant performance,good insulation

effect, light quality, higher compressive strength. The blowing agent is HFC-245fa as environmental friendly blowing agent.The products are widely used in the production of continuous panel, suitable for low pressure machine and high pressure machine.

Physical property

Appearance
Hydroxyl value mgKOH/g
Dynamic viscosity(25ºC) mPa.S
Density (20ºC)g/ml
Storage temperatur ºC
Storage stability month

Pale yellow and brown transparent liquid
200-280
100-300
1. 12- 1.16
10-25
6

Recommend ratio

Material	Weight
VP-IR04 MDI	100 150

Technology and response characteristics

Item	Manual mixing	High pressure machine
Components temperature ºC	25	25
Mould temperature ºC	50-60	50-60
Cream time s	25-26	23-26
Gel time s	140- 150	140- 150
Free rise density kg/m³	32-33	31-32

Foam performance

Mould density
Close cell rate
Initial thermal conductivity(15ºC)
Compressive strength
Dimensional stability 24hours -30ºC
24hours 100ºC
Fire resistance
Water absorption

GB 6343
GB 10799
GB 3399
GB/T8813
GB/T8811
GB/T8624
GB 8810

≥45kg/m³
≥90%
≤24mW/(m.K)
≥150kPa
≤0.5%
≤0.5%
B2
≤3%

245fa Blowing Agent Two Component Polyurethane Blend Polyols for Sandwich Panel Insulation

245fa Blowing Agent Two Component Polyurethane Blend Polyols for Sandwich Panel Insulation

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