China High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV Manufacturer and Supplier

High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV Detail:

Donpipe 302 HCFC-141b base blend polyols for pipeline insulation

INTRODUCTION

This product is a type of blend polyols premixed with HCFC-141B, 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) excellent low temperature dimensional stability

PHYSICAL PROPERTY

Appearance	Light yellow to brown transparent liquid
Hydroxyl value mgKOH/g	300-450
Dynamic viscosity（25℃） mPa.S	200-500
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）	1:1.10-1.1.60	1:1.10-1.60
Rise time s	20-40	15-35
Gel time s	80-200	80-160
Tack free time s	≥150	≥150
Free density kg/m³	25-40	24-38

FOAM PERFORMANCES

Mold density	GB 6343	55-70kg/m³
Closed-cell rate	GB 10799	≥90%
Thermal conductivity （15℃）	GB 3399	≤24mW/(m.K)
Compression strength	GB/T8813	≥200kPa
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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Innovation, good quality and reliability are the core values of our enterprise. These principles today extra than ever form the basis of our success as an internationally active mid-size organization for High Quality Polyurethane Rigid Foam System - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Belgium, Eindhoven, Jakarta, More than 26 years, Professional companies from all over the world take us as their long-term and stable partners. We are keeping durable business relationship with more than 200 wholesalers in Japan, Korea, USA, UK, Germany, Canada, France, Italian, Poland, South Africa, Ghana, Nigeria etc.

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This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!

By Muriel from Chicago - 2018.06.03 10:17

This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately， we successfully completed the procurement tasks.

By Renee from venezuela - 2018.12.30 10:21

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