China High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Manufacturer and Supplier

High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

Short Description:

Product Detail

Product Tags

Feedback (2)

We have our own sales team, design team, technical team, QC team and package team. We have strict quality control procedures for each process. Also, all of our workers are experienced in printing field for Pu Bidner For Bonding Stones, Cloth Fit, Casting Polyurethane Series Cpu, We are looking forward to cooperating with all customers from at home and abroad. Moreover, customer satisfaction is our eternal pursuit.

High definition Donspray 502 Hcfc-141b Base Blend Polyols - 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

Product detail pictures:

Related Product Guide:

To meet the customers' over-expected pleasure , now we have our potent staff to offer our greatest general service which includes internet marketing, sales, planning, output, quality controlling, packing, warehousing and logistics for High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV , The product will supply to all over the world, such as: Greece, Kuwait, Jamaica, Our company follows laws and international practice. We promise to be responsible for friends, customers and all partners. We would like to establish a long-term relationship and friendship with every customer from all over the world on the basis of mutual benefits. We warmly welcome all old and new customers to visit our company to negotiate business.

Castable Polyurethane Gel Insole Prepolymer