China Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV Manufacturer and Supplier

Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV

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Our company has been focusing on brand strategy. Customers' satisfaction is our best advertising. We also supply OEM service for Castable Polyurethane Shoe Mould Prepolymer, Mdi Prepolymer, Spray Insulation, We sincerely hope to establish some satisfactory relationships with you in the near future. We will keep you informed of our progress and look forward to building steady business relations with you.

Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV Detail:

Donpanel 412 HCFC-141b base blend polyols for PUR

INTRODUCTION

DonPanel 412 blend polyols is a compound which consists of polyether polyols, surfactants, catalysts and flame retardant in a special ratio. The foam has good thermal insulation property, light in weight, high compression strength and flame retardant and other advantages. It is widely used to produce sandwich plates, corrugated plates etc, which applies to make cold stores, cabinets, portable shelters and so on.

PHYSICAL PROPERTY

Appearance	Light yellow transparent viscous liquid
Hydroxyl value mgKOH/g	300-360
Dynamic viscosity （25℃） mPa.S	3000-4000
Density （20℃） g/ml	1.05-1.16
Storage temperature ℃	10-25
Storage stability month	6

RECOMMENDED RATIO

Raw materials	pbw
blend polyols	100
Isocyanate	100-120

TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)

items	Manual mixing	High Pressure Machine
Raw material temperature ℃	20-25	20-25
Moulding temperature ℃	35-45	35-45
Cream time s	30-50	30-50
Gel time s	120-200	70-150
Free density kg/m³	24-26	23-26

MACHINERY FOAM PERFORMANCES

Moulding density	GB 6343	≥38kg/m³
Closed-cell rate	GB 10799	≥90%
Thermal conductivity（15℃）	GB 3399	≤22mW/(m.K)
Compression strength	GB/T 8813	≥140kPa
Dimensional stability 24h -20℃	GB/T 8811	≤1%
24h 100℃	GB/T 8811	≤1.5%
Flammability（Oxygen Index）	GB/T8624	>23.0

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We can constantly satisfy our respected customers with our good high quality, good price tag and good support due to we have been additional specialist and extra hard-working and do it in cost-effective way for Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV , The product will supply to all over the world, such as: Nicaragua, Russia, Somalia, Due to our dedication, our products are well known throughout the world and our export volume continuously grows every year. We will continue to strive for excellence by providing high quality products that will exceed the expectation of our customers.

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The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.

By Polly from Sri Lanka - 2018.09.29 17:23

As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!

By Jocelyn from Qatar - 2018.06.12 16:22

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