China High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV Manufacturer and Supplier

High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV

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Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for Synthetic Surface Track, Ms Sealant 910, Sealant, We keep on with supplying integration alternatives for customers and hope to create long-term, steady, sincere and mutual advantageous interactions with consumers. We sincerely anticipate your check out.

High reputation Castable Polyurethane Shoe Mould Prepolymer - 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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To be a result of ours specialty and repair consciousness, our corporation has won a good popularity amid consumers everywhere in the environment for High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV , The product will supply to all over the world, such as: Albania, Ottawa, Norwegian, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information and we will offer you competitive price list then.

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Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!

By Daphne from Ghana - 2017.08.18 18:38

Managers are visionary, they have the idea of "mutual benefits, continuous improvement and innovation", we have a pleasant conversation and Cooperation.

By June from California - 2018.11.22 12:28

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