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

Short Description:

Product Detail

Product Tags

Feedback (2)

Our merchandise are broadly identified and trusted by end users and can satisfy continually developing economic and social requires for Integral Skin Foam System, Pu Running Track, Rigid Foam Series, We put genuine and health as the primary responsibility. We have now a expert international trade crew which graduated from America. We are your next small business partner.

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.

Product detail pictures:

Related Product Guide:

abide by the contract", conforms to the market requirement, joins in the market competition by its high quality as well as provides more comprehensive and excellent service for clients to let them become big winner. The pursue of the company, is the clients' satisfaction 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: Swedish, Boston, Norway, We are your reliable partner in international markets with the best quality products. Our advantages are innovation, flexibility and reliability which have been built during the last twenty years. We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade products in combination with our excellent pre-sales and after-sales service ensures strong competitiveness in an increasingly globalized market.

Castable Polyurethane Prepolymer