China New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV Manufacturer and Supplier

New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV

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To be a result of ours specialty and service consciousness, our enterprise has won an excellent status between buyers all around the globe for Sun Shield, Modified Silane Resin, Dopu-201 Hydrophobic Groutings, 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.

New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV Detail:

Donpanel 422 HCFC-141b base blend polyols for continuous PUR

INTRODUCTION

DonPanel 422/ PUR blend polyols is a compound which consists of polyether polyols, surfactants, catalysts, HCFC-141B 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 continuous sandwich panels, corrugated panels 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	300-340
Dynamic viscosity （25℃） mPa.S	300-400
Density （20℃） g/ml	1.12-1.16
Storage temperature ℃	10-25
Storage stability month	6

RECOMMENDED RATIO

Raw materials	PBW
DonPanel 422 blend polyols	100
Isocyanate	120-130

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

Items	Manual mixing	High temperature machine
Raw material temperature ℃	20-25	20-25
Mould temperature ℃	35-45	35-45
Cream time s	8-16	6-10
Gel time s	30-60	30-40
Free density kg/m3	28.0-35.0	33.0-35.0

FOAM PERFORMANCES

Mold density	GB 6343	≥40kg/m3
Closed-cell rate	GB 10799	≥90%
Thermal conductivity（15℃）	GB 3399	≤22mW/(m.K)
Compression strength	GB/T 8813	≥140kPa
Adhesive strength	GB/T 16777	≥120kPa
Dimensional stability 24h -20℃ 24h 100℃	GB/T 8811	≤1% ≤1.5%
Flame retardant grade	GB/T8624	B2

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 a way to ideal meet up with client's desires, all of our operations are strictly performed in line with our motto "High Top quality, Competitive Cost, Fast Service" for New Arrival China Doncool 103 Cp/Ip Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV , The product will supply to all over the world, such as: Hyderabad, Algeria, Philadelphia, Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world

Castable Polyurethane Prepolymer