China Manufacturer for Pu Binder For Bonding Scrap Foam - Donspray 502 HCFC-141b base blend polyols – INOV Manufacturer and Supplier

Manufacturer for Pu Binder For Bonding Scrap Foam - Donspray 502 HCFC-141b base blend polyols – INOV

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We have been also concentrating on enhancing the things management and QC method so that we could preserve terrific edge inside the fiercely-competitive enterprise for Macro-Monomer, Polyester Polyol, Pcl Polyurethane Resin Pcl, We feel that a passionate, ground breaking and well-trained workforce can create fantastic and mutually useful business associations with you quickly. Be sure to really feel totally free to contact us for more particulars.

Manufacturer for Pu Binder For Bonding Scrap Foam - Donspray 502 HCFC-141b base blend polyols – INOV Detail:

Donspray 502 HCFC-141b base blend polyols

INTRODUCTION

DonSpray 502 is spray blend polyols with HCFC-141B as blowing agent, it reacts with isocyanate to produce foam which has excellent performances, which are as follows,

1) fine and uniformity cells

2) low thermal conductivity

3) perfect fire resistance

4) excellent low temperature dimentional stability.

It applies to all kinds of thermal insulation projects which use the spray, such as cold rooms, large pots, large-scale pipelines and construction out-wall or inner-wall etc.

PHYSICAL PROPERTY

Appearance

Hydroxyl Value mgKOH/g

Dynamic Viscosity (25 ℃) mpa.s

Specific gravity (20 ℃ ) g/ml

Storage Temperature ℃

Storage Stability month

Pale yellow to brown viscous liquid

200-300

100-200

1.12-1.20

10-25

RECOMMENDED RATIO

pbw

DonSpray 502 blend polyols

Isocyanate MDI

100

100-105

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

Cream Time s

Gel Time s

3-5

6-10

FOAM PERFORMANCES

items

Test Method

Index

Spray Density

Closed-cell Rate

Initial Thermal Conductivity（15℃）

Compressive Strength

Adhesive Strength

Elongation at break

Dimentional Stability 24h -20℃

24h 70℃

Water Absorption

Oxygen Index

GB 6343

GB 10799

GB 3399

GB/T8813

GB/T16777

GB/T9641

GB/T8811

GB 8810

GB 8624

≥32kg/m³

≥90%

≤24mW/(m.K)

≥150kPa

≥120kPa

≥10%

≤1%

≤1.5%

≤3%

≥26

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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As for aggressive costs, we believe that you will be searching far and wide for anything that can beat us. We can state with absolute certainty that for such high-quality at such rates we have been the lowest around for Manufacturer for Pu Binder For Bonding Scrap Foam - Donspray 502 HCFC-141b base blend polyols – INOV , The product will supply to all over the world, such as: Vietnam, Tajikistan, Rwanda, Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to offer our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We are ready to face the worries and make the improve to understand all the possibilities in international trade.

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The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!