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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Our corporation has been specializing in brand strategy. Customers' gratification is our greatest advertising. We also source OEM company for Polyether Polyol, Open Cell Agent, Ms Sealant&Ms Polymer, In our efforts, we already have many shops in China and our products have won praise from customers worldwide. Welcome new and old customers to contact us for the future long term business relationships.

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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We support our prospective buyers with ideal top quality merchandise and superior level provider. Becoming the specialist manufacturer in this sector, we have now attained abundant practical expertise in producing and managing 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: Liberia, Zimbabwe, Berlin, We aspire to meet the demands of our customers globally. Our range of merchandise and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!

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