China Chinese wholesale Thermoplastic Polyurethane Series - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Manufacturer and Supplier

Chinese wholesale Thermoplastic Polyurethane Series - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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Adhering to your principle of "quality, assistance, performance and growth", we have now gained trusts and praises from domestic and international customer for Modified Silane Sealant, Two-Component Polyurea, Rigid Polyol, "Making the Products of Large Quality" is definitely the everlasting purpose of our enterprise. We make unremitting endeavours to know the target of "We Will Always Hold in Pace along with the Time".

Chinese wholesale Thermoplastic Polyurethane Series - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Detail:

Donfoam 812 HCFC-141B base blend polyols for block foam

INTRODUCTION

Donfoam 812 blend polyether polyols used for produce PUR block foam. The foam has uniform cell , low thermal conductivity, thermal insulation performance is good, flame retardant performance is good, low temperature no shrinking crack etc.

Widely used in the process of all kinds of insulation work such as: building external wall, cold storage, tanks, large pipes etc.

PHYSICAL PROPERTY

Appearance

Dynamic viscosity （25℃） mPa.S

Density （20℃） g/ml

Storage temperature ℃

Storage stability month

Light yellow to brown transparent liquid

250±50

1.17±0.1

10-25

RECOMMENDED RATIO

Items

PBW

Blend Polyether Polyol

Isocyanate

100

130

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

Manual Mixing

Raw Material Temperature ℃

Mould Temperature ℃

CT s

GT s

TFT s

Free Density kg/m³

20-25

Ambient Temperature(15-45℃ )

35-60

140-180

240-260

26-28

FOAM PERFORMANCES

Item	Test Standard	Specification
Overall Molding Density Molding Core Density	GB 6343	40-45kg/m³ 38-42kg/m
Closed-cell Rate	GB 10799	≥90%
Initial Thermal Conductivity（15℃）	GB 3399	≤24mW/(m.K)
Compressive Strength	GB/T8813	≥150kPa
Dimensional Stability 24h -20℃ RH90 70℃	GB/T8811	≤1% ≤1.5%
Water Absorption Rate	GB 8810	≤3%
Flammability	ASTM E84	Class A

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Quality comes first; service is foremost; business is cooperation" is our business philosophy which is constantly observed and pursued by our company for Chinese wholesale Thermoplastic Polyurethane Series - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV , The product will supply to all over the world, such as: UK, Angola, Paris, We care about every steps of our services, from factory selection, product development & design, price negotiation, inspection, shipping to aftermarket. We have implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our products have been strictly inspected before shipment. Your Success, Our Glory: Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation and sincerely welcome you to join us.

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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 Frederica from Tunisia - 2017.06.19 13:51

The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!

By Mabel from Korea - 2017.02.28 14:19

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