China 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV Manufacturer and Supplier

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV

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Our company promises all users of the first-class products and the most satisfying post-sale service. We warmly welcome our regular and new customers to join us for Foaming Agent System, Elbow Pad, Urethane Elastomer, Our products are regularly supplied to many Groups and lots of Factories. Meanwhile, our products are sold to the USA, Italy, Singapore, Malaysia, Russia, Poland, and the Middle East.

100% Original Castable Polyurethane Shoe Upper 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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As for competitive selling prices, we believe that you will be searching far and wide for anything that can beat us. We will state with absolute certainty that for such excellent at such charges we are the lowest around for 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpanel 415PIR HFC-365mfc base blend polyols for PIR – INOV , The product will supply to all over the world, such as: Frankfurt, Sri Lanka, Eindhoven, During in 11 years, We've participated in more than 20 exhibitions, obtains the highest praise from each customer. Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss !

Castable Polyurethane Shoe Upper Prepolymer