China High Quality Polyurethane Rigid Foam System - Donpipe 301 water base blend polyols for pipeline insulation – INOV Manufacturer and Supplier

High Quality Polyurethane Rigid Foam System - Donpipe 301 water base blend polyols for pipeline insulation – INOV

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Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers' demands for Donspray 502 Hcfc-141b Base Blend Polyols, High Hardness, Polyurethane Mould System, We are sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy you. We also warmly welcome customers to visit our company and purchase our products.

High Quality Polyurethane Rigid Foam System - 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 products are broadly identified and trustworthy by people and may meet continually modifying financial and social requires of High Quality Polyurethane Rigid Foam System - Donpipe 301 water base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Slovenia, Saudi Arabia, Paraguay, Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. We can provided good quality with competitive price for you.

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