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 keep on with the theory of "quality first, provider initially, constant improvement and innovation to meet the customers" with the management and "zero defect, zero complaints" as the standard objective. To great our company, we deliver the merchandise using the fantastic excellent at the reasonable price for Full Pu Running Track, Adhesive Series, Flexible Foams Series, We are sincere and open. We look forward to your visit and establishing trustworthy and long-term standing relationship.

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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Sticking to the principle of "Super High-quality, Satisfactory service" ,We are striving to generally be a very good business partner of you 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: Sao Paulo, Islamabad, Montpellier, Our products have enjoyed a great reputation for their good quality, competitive prices and prompt shipment in international market. Presently, we are sincerely looking forward to cooperating with more overseas customers based on mutual benefits.

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