China Wholesale Price Donspray 501 Water Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV Manufacturer and Supplier

Wholesale Price Donspray 501 Water Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV

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Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for Modified Silane Sealant, Transparent Film, Ppg400 400, Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket!

Wholesale Price Donspray 501 Water Base Blend Polyols - 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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Our products are greatly acknowledged and reliable by users and may fulfill repeatedly shifting financial and social wants for Wholesale Price Donspray 501 Water Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV , The product will supply to all over the world, such as: Slovak Republic, Benin, Latvia, Many years of work experience, we have now realized the importance of providing good quality products and solutions and the best before-sales and after-sales services. Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it. faster delivery time and the product you want is our Criterion .

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The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!

By Daisy from Swansea - 2018.12.11 14:13

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 Mario from Yemen - 2018.06.30 17:29

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