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Polyether and combined polyether

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Product name

Pipe insulation

Summary information
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Product description
DonFoam611 PUR, PIR bubble series
 
DonFoam 611 is a PIR type combination polyether polyol, mainly used in the manufacture of cold insulation blocks and insulated pipe trays for petroleum and petrochemical pipelines. The combined polyether has the following characteristics:
 
1. Good fluidity and good dimensional stability.
 
2, can be used to produce block foam, cutting and forming, easy to produce foam of different sizes.
 
High flame retardant performance, up to B1 requirements.
 
3, the product is suitable for the use of material temperature 25 ~ 30 ° C, it is recommended to use the whole barrel, and mix and mix before use; recommended mold temperature 40 ~ 60 ° C, mold opening time 8 ~ 10 hours, open the mold after normal temperature 5 ~ Cutting can be done in 7 days.
 

project

index

Molding density       ≥kg/m3

50

Compressive strength     ≥MPa

0.28

Tensile Strength          ≥MPa

0.31

Thermal Conductivity     W/m.K

0.021

Shrinkage          ≤%

0.5

Water absorption rate    ≤%

3.0

Flame retardancy  

B2级以上

 

DonPipe311 shell bracket series
 
DonPipe311 is a full-water pipe type combined polyether polyol, which is mainly used to manufacture cold insulation blocks and insulated pipe supports for petroleum and petrochemical pipelines. The combined polyether has the following characteristics:
 
1. The product has good dimensional stability and high strength, and can be applied to various extreme environments.
 
2, the product has a wide range of applications, can be used to manufacture a variety of different density products.
 
3. The product is easy to process.
 

Molding density

GB/T 6343

160-500kg/m3

Closed cell ratio

GB/T 10799

≥90%

Initial thermal conductivity

GB/T 10294

30-60mW/(m.K)

Compressive strength

GB/T 8813

2-20MPa

Dimensional stability         24 hours  -20

                    24 hours 100

GB/T 8811

≤0.3%

0.5%

 

Corresponding parameter set not found, please add it in property template of background
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暂未实现,敬请期待
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