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級以上

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%

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