China High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV Manufacturer and Supplier

High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV

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We now have many fantastic staff members customers superior at advertising, QC, and working with varieties of troublesome problem within the generation system for Donboiler 212 Hcfc-141b Base Blend Polyols, Donboiler 203 Cp/Ip Base Blend Polyols, Pentane, We are one of the largest 100% manufacturers in China. Many large trading companies import products from us, so we can give you the best price with the same quality if you are interested in us.

High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV Detail:

Donpipe 301 water base blend polyols for pipeline insulation

INTRODUCTION

This product is a type of blend polyols with water as foaming agent, which is specially researched for rigid PUF to produce thermal insulation pipes. It is widely used in steam pipes, liquefied nature gas running pipes, oil pipes and other fields. The characteristics are as follows:

(1) good flowability, by regulating formula to suit different pipe diameters.

(2) high temperature-resistance performance, long standing in 150℃

(3) excellent low temperature dimensional stability

PHYSICAL PROPERTY

Appearance	Light yellow to brown transparent liquid
Hydroxyl value mgKOH/g	250-450
Dynamic viscosity（25℃） mPa.S	300-600
Density （20℃） g/ml	1.10-1.16
Storage temperature ℃	10-25
Storage stability month	6

TECHNOLOGY AND REACTIVITY (Component temperature is 20℃, the actual value is varied according to pipe diameter and processing condition.)

	Manual mixing	High pressure machine
Ratio（POL/ISO）	1:1.40-1.1.60	1:1.40-1.60
Rise time s	20-40	15-35
Gel time s	80-200	80-160
Tack free time s	≥150	≥150
Free density kg/m³	34.0-36.0	33.0-35.0

FOAM PERFORMANCES

Mold density	GB 6343	60-80kg/m³
Closed-cell rate	GB 10799	≥90%
Thermal conductivity （15℃）	GB 3399	≤33mW/(m.K)
Compression strength	GB/T8813	≥250kPa
Water absorption	GB 8810	≤3（V/V）%
Dimensional stability 24h -30℃	GB/T8811	≤1.0%
24h 100℃	GB/T8811	≤1.5%

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 aims to operating faithfully, serving to all of our customers , and working in new technology and new machine constantly for High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: venezuela, Costa Rica, Kenya, The company attaches great importance to product quality and service quality, based on the business philosophy "good with people, genuine to whole world, your satisfaction is our pursuit". we design products, According to customer's sample and requirements, to meet the needs of the market and offer different customers with personalized service. Our company warmly welcomes friends at home and abroad to visit, to discuss cooperation and seek common development!

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