1.3.6. Rigid Polyurethane Foam System Polyol Mixture PU Foam Insulation for Ice Box

• Customization: Available
• Molecular Principal Chain: Naphthenic Polymer
• Color: Brown
• Model NO.: LY-2510f
• Appearance: Light Yellow Transparent Viscous Liquid
• Hydroxyl Value Mgkoh/G: 350-500
• Dynamic Viscosity (25℃) MPa.S: 300-600
• Density (20℃) G/Ml: 1.1±0.02
• Storage Temperature ℃: 10-25
• Transport Package: Steel Drum/IBC Drum/Tank
• Specification: pure
• Trademark: G-TECH@
• Origin: China
• Production Capacity: 50000mt/Year
• Package Size: 60.00cm * 60.00cm * 102.00cm
• Package Gross Weight: 218.000kg
• Lead Time: 1 days (1 - 1000 kg) ; To be negotiated ( > 1000 kg)

Product Description

Product Description

Chemical Name:
Polyol blend,system polyol or combined polyol

Simple Introduction (Product Features)
1)Excellent flowability
2)Foam density distribute uniformity                              
3)Low thermal conductivity                                                                       
4)Excellent low temperature dimensional stability

General Description
LY-2510 is a semi resin premix combined polyol, based on polyether polyol without hcfc141b, formulated with catalyst,stabilizing agents and other additves(if necessary) according to a parameter.It is a fully formulated polyether polyol developed for the rigid insulation of ice box.It is blown with HCFC-141b.
 

Product Parameters

Physical characteristics(with hcfc-141b)
                                                                                                                                      
Item                                        Unit                              Index
                                                                                                                                      
Appearance                                                                      Light yellow transparent liquid
Viscosity                                                25ºC,mPa.S                          300-600
Specific Gravity                                   25ºC                              1.00-1.10
                                                                                                                                       
Process and Reactive Characteristics(Actual value varied depends on the processing conditions)

Foaming Condition
Manual mixing
Component temperature:20-23ºC
Mixing speed:5000rpm/8 sec

Recommended Ratio

Component	Parts by weight
Blend Polyol	100
Isocyanate	Adjustable
HCFC-141b(or CFC-11)	Adjustable

Foam Characteristics

Item		Result	Test Method
Apparent Core Density (kg/m^3), ≥		28-35	ISO 845:2006
Initial Thermal Conductivity (W/m.k), ≤		0.022	ISO 8301:1991(E)
Compressive Strength, ≥		100	ISO 844:1978
Closed-Cell Rate  (%), ≥		90	ISO 4590:2002
Water Absorption  (V/V) %, ≤		5	ISO 2896:2001
Dimensional Stability(%)	Low temperature (-20ºC,24hs), ≤	1	ISO 2796:1980
	High temperature (100ºC,24hs), ≤	1.5

Preparation:
Before using,this polyol has to be mixed very well..
 

Packaging & Shipping

Packaging
The product is delivered in 200 liters clean, dry and tightly sealed metal sheet drums, cubitanks, stainless steel railway labeled with the product's name, batch number, manufacturing date, net weight, producer's name.The product is stored in genuine packing, in covered areas, cold, dry, vented areas, in tightly closed containers, far from heat, moisture and inconsistent materials, at temperatures between 20ºC and 25ºC.The recommended shelf life is 6 months.
Shipping
Promote shipping usually 7--14 days after receiving TT deposit or Original L/C


Safety Considerations:
Before handling and using of product, the personnel must be aware of the dangers implied. This information is on the product label.

Attention:
Please contact G-TECH to see if the document has been revised and for any other additional
information related to the product.