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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we can offer high quality products, competitive price and best customer service. Our destination is "You come here with difficulty and we give you a smile to take away" for Polyester/Tdi Type, Vinyl Polyoxyethylene Ether, Stearic Alcohol Ethoxylates, Honesty is our principle, skilled procedure is our perform, service is our target, and customers' satisfaction is our long term!

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 company has been concentrating on brand strategy. Customers' pleasure is our greatest advertising. We also source OEM service 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: Seychelles, Cyprus, Latvia, Our items have national accreditation requirements for qualified, high quality goods, affordable value, was welcomed by people today all over the world. Our products will continue to enhance within the order and look forward to cooperation with you, Should really any of these products and solutions be of curiosity to you, be sure to letus know. We are likely to be content to offer you a quotation up on receipt of your detailed needs.

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Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!