Welcome to the brand official website of Bo Ai pipeline technology group. English 中文
Spiral Steel Pipe Erw Pipe Coating Pipe Thermal Insulation Steel Pipe

High Density Polyurethane Insulation Pipe

Taxonomy:Insulation Pipe

Product number:014

Shelf time:2014-07-08

Times of browsing:

National service hotline


Online consulting

Product introduction

Product Name: high density polyurethane heat preservation steel pipe

Standard: CJ/T114-2000

Specifications: 325 x 7 x 12000mm

Performance index of external protection pipe:

Density: not less than 940 kg/m3. Carbon black: 2.5% + 0.5%.

The difference of melt flow rate: less than 0.5g/10min

Tensile yield strength: greater than or equal to 19 MPa

Elongation at break: greater than or equal to 350%

Longitudinal retraction rate: less than 3%

Tensile force (80 C, minimum yield time 1500h): greater than 4MPa

Insulation layer technical indicators:

The obturator rate of foam is more than 88%.

Foam density: greater than or equal to 60 kg/m3.

Compressive stress: greater than or equal to 0.3MPa

Water absorption: less than 10%

Insulation pipe technical indicators:

External diameter increase rate: less than 2%

Axis eccentricity: less than 6mm

Shear strength: 23 + 2 centigrade, greater than 0.12 MPa

140 + 2 centigrade, greater than 0.08MPa

Chopping impact: there is no visible crack in the outer guard tube.

Copyright:Boai pipeline Technic group

JingLan(Tianjin) Technology Co., Ltd.