Business field

Polyurethane System

Polyurethane System

Pipe&Pre-insulated Pipe

Polyurethane rigid systems have been used for pipe insulation for over three decades, and have been used in different fields such as power plants, chemical plants, construction fields including offshore gas and oil pipelines.

Woojo Hightech Co., Ltd has been registered as a materials supplier for Korea District Heating Corporation, and Woojo Hightech Co., Ltd’s pre-insulated pipes(PIP) maintains temperature to prevent heat loss, freezing and cracking, and has the required flow and high mechanical properties for long pipeline filling.

Pre-Insulated Pipe
  • Excellent insulation ability below 0.020W/m.K of K-factor.
  • Excellent thermal insulation preventing the heat loss and freeze&burst.
  • Applicable to Various temperatures (-170~+190℃)
  • Easy workability (applicable at the site)
  • Excellent mechanical properties
  • Flexibility for thermal resistance
  • Reduction of maintenance cost due to long life
  • Eco-friendly system
PIPE COVER
  • Excellent mechanical properties
  • Applicable to various temperatures(-170~+190℃)
  • Flexibility for thermal resistance
  • Easy workability
  • Eco-friendly system
PIPE SUPPORT
  • Excellent insulation ability
  • Products with wide range of density(150-500kg/㎥)
  • Excellent dimensional stability without
  • Excellent flowability
  • Refined appearence
  • Eco-friendly system

Application

  • Pre-Insulated Pipe for district heating
  • Oil pipeline, Pre-Insulated Pipe for transporting the refrigerant
  • Pre-Insulated Pipe for cryogenic application
  • Engineering construction foam for refrigeration
  • Pipe cover
  • Pipe support
  • PIP(Pre-Insulated Pipe)
Classification Product Use and Features Apparent density
(kg/㎥)		 Blowing agent type
HCFC-141b HFC-365/227
HFC-245fa		 C-pentane Water None
Pre-Insuiated Pipe
(PIP)		 WR3000
  • Pre-Insuiated Pipe (Normal type)
 60-80 ● ● 　 　
WR3010
  • Pre-Insuiated Pipe (Repair type)
 60-80 ● ● 　 　
WR3020
  • Pre-Insuiated Pipe (High temperature repair type)
 80-100 ● ● 　 　
WR3030
  • Pre-Insuiated Pipe (Big size)
 60-80 ● ● ● 　
WR3040
  • Pre-Insuiated Pipe (Small size)
 60-80 ● ● ● 　
Pipe cover WR3100
  • Pipe cover (Normal type)
  • Pipe cover (Household and Industrial type)
 40-50 　 ● 　 　
WR3101
  • Pipe cover (Industrial type)
  • Eco-friendly blowing agent system
 40-50 　 ● 　 　
WR3102
  • Pipe cover (Cryogenic type)
  • LNG/LPG/LEG Pipe Cover for Land and Offshore
 50-60 　 ● 　 　
Pipe
Support		 WR3200
  • LNG Pipe Cover for Land and Offshore
 110-550 　 ● ● ●
top