China 2019 wholesale price Castable Polyurethane Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV Manufacturer and Supplier

2019 wholesale price Castable Polyurethane Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV

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continue to enhance, to be certain solution top quality in line with market and buyer standard requirements. Our corporation has a excellent assurance program are actually established for High Transparency, Pouring Pu Material, White Granule, The main goal of our company would be to live a satisfactory memory to all of the shoppers, and establish a long term company romantic relationship with customers and users all around the entire world.

2019 wholesale price Castable Polyurethane Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV Detail:

Donpanel 422 HCFC-141b base blend polyols for continuous PUR

INTRODUCTION

DonPanel 415/PIR is a compound which consists of polyols, surfactants, catalysts, and flame retardant , mixture of HFC-245fa as blowing agent in a special ratio. The foam has good thermal insulation property, light weight, high compression strength and flame retardant and other advantages. It is widely used to produce sandwich plates, corrugated panels etc, which applies to make cold stores, cabinets, portable shelters etc.

PHYSICAL PROPERTY

	DonPanel 415/PIR	ISO
Appearance	Light yellow to brown liquid	Brown liquid
Hydroxyl value mgKOH/g	200-300	N/A
Dynamic viscosity （25℃） mPa.S	300-500	200-250
Specific gravity （20℃） g/ml	1.10-1.16	1.20-1.25
Storage temperature ℃	10-25	10-25
Storage stability month	6	12

RECOMMENDED RATIO

Raw materials	PBW
DonPanel 415/PIR	100
Isocyanate	130-150

TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)

Items	Manual mixing	High Pressure Injection machine
Raw material temperature ℃	20-25	20-25
Moulding temperature ℃	35-45	35-45
Cream time s	30-50	20-30
Gel time s	120-200	70-150
Free density kg/m3	28-31	27-30

FOAM PERFORMANCES

Moulding density	ASTM D 1622-08	≥45kg/m3
Closed cell content	ASTM D 2856	≥90%
Thermal conductivity（23℃）	ASTM C 518-10	≤24mW/(m.K)
Compression strength	ASTM D 1621-10	≥140kPa
Dimensional stability 24h -20℃ 24h 100℃	ASTM D 2126-09	≤1% ≤1.5%
Flammability	DIN4102	B2

The data provided above are typical value, which are tested by our company. For our company’s products, the data included in the law do not have any constraints.

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Our products are greatly acknowledged and reliable by users and may fulfill repeatedly shifting financial and social wants for 2019 wholesale price Castable Polyurethane Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV , The product will supply to all over the world, such as: Jakarta, Accra, Sweden, With the development and enlargement of mass clients abroad, now we have set up cooperative relationships with many major brands. We have our own factory and also have many reliable and well-cooperated factories in the field. Adhering to the "quality first, customer first, We are provideing high-quality, low-cost products and first-class service to customers. We sincerely hope to establish business relationship with customers from all over the world on the basis of quality, mutually benefit. We welcome OEM projects and designs.

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We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.