NF/HP Board

KOREA POLYTECH CO., LTD. has grown with a focus on developing eco-friendly future materials with the aim of "improving the value of life and harmony with the environment."

High performance eco-friendly semi-non-combustible PIR insulation_NF Board

NF Board is a semi-non-combustible high-performance building insulation material that applies differentiated technology unique to Korea Polytechnics.
High insulation performance
High insulation performance
  • Initial thermal conductivity 0.020 W/mK or less
  • Reduced thickness by up to 1/2 compared to existing insulation (according to KS L 9016-2010, authorized testing institute)
Fire safety
Fire safety
  • Semi-non-combustible material (accredited testing institute)
  • Conforms to the standard of non-combustible materials (Ministry of Land, Infrastructure and Transport notification No. 2015-744)
Economics
Economics
  • Reduction of cooling and heating costs by perfect insulation effect, maximization of actual use area
Eco-friendly materials
Eco-friendly materials
  • Environmental mark certification (Ministry of Environment Eco-Label), green building certification (HB Mark) addition point
  • Use of C-Pentane foaming agent (HCFC-141b is an ozone-depleting substance that does not meet the certification standards)
  • Minimize emissions of hazardous chemicals (VOCs)
nf

High performance eco-friendly rigid polyurethane (PIR) foam insulation_HP Board

HP Board improves insulation and flame retardancy of existing PUR (Polyurethane), and
It is an eco-friendly high-performance building insulation material that applies the eco-friendly foam gas C-Pentane.
High insulation performance
High insulation performance
  • Initial thermal conductivity 0.020 W/mK or less
  • Reduced thickness by up to 1/2 compared to existing insulation (according to KS L 9016-2010, authorized testing institute)
Economics
Economics
  • Reduction of cooling and heating costs by perfect insulation effect, maximization of actual use area
Eco-friendly materials
Eco-friendly materials
  • Environmental mark certification (Ministry of Environment Eco-Label), green building certification (HB Mark) addition point
  • Use of C-Pentane foaming agent (HCFC-141b is an ozone-depleting substance that does not meet the certification standards)
  • Minimize emissions of hazardous chemicals (VOCs)

Product classification and standards

nf

Enforcement Rules of the Building Act for Fire Safety (Enforced in November 2019)

1. Current
Current Applicable buildings and materials
Enforcement Decree of the Building Act (Article 61 (2)) 3 stories or more or more than 9m
Evacuation/fire prevention of buildings
Rules for structures, etc.
(Article 24, paragraph 5,6)
1) Non-combustible material or semi-non-combustible on the outer wall Obligation to use materials
2) Facing the exterior air of the pilotti structure Ceiling and wall
2. Expanded application of flame retardant and semi-non-combustible materials
    Expansion of the prohibition of combustible exterior materials
Expansion of the prohibition of combustible exterior materials

Flame retardant performance standards of building finishing materials and fire diffusion prevention structures

Classification Semi-non-combustible material
Korean Industrial Standards KS F ISO 5660-1 (concalorimeter method) KS F 2271 (Gas Hazard Test)
Test method 1. Total heat emission: 8 MJ/㎡ or less (10 minutes)
2. Maximum heat dissipation rate: 200kW/㎡ for more than 10 seconds ↓
3. Harmful cracks of fire in the test body,
No holes or melting
Mean behavior of experimental rats Downtime 9 minutes or more
NF Board Total heat dissipation Activity time

Secured the technology that passed the standard of the large-scale fire test for exterior materials

division Standard number Standard name
제정(안) KS_F_NEW_2018_2091 Fire safety performance of building exterior finishing systems Part 1: Non-bearing wall exterior finishing system based on masonry
KS_F_NEW_2018_2093 Fire safety performance of building exterior finishing systems Part 2: Non-bearing wall external finishing system supported by steel structure
Evaluation standard
As a result of the actual fire test according to BS 8414, from the time (ts) of maintaining 200° C. for 30 seconds at a point of 2.5 meters from the opening (Level 1) Temperature (Ts) at 5 meters from the opening (Level 2) Do not exceed 600°C for 30 minutes for 15 minutes

▶ 15-minute fire diffusion delay performance verification
Fire diffusion delay performance verification Fire diffusion delay performance verification

▲ Manufacturing and testing of equipment for the selection of test methods for exterior materials (ISO 13785-2 vs BS 8414) (Fire Safety Research Group)

High performance insulation_Initial thermal conductivity 0.020 W/mK or less

Comparison of insulation performance by product

Revision plan for energy-saving design standards for buildings ('18.9 enforcement)
Central 1, Central 2

Types and features of building insulation

Mineral Wool phenol form EPS (bead method 1,2) XPS (extrusion method) Hard urethane (general) NF Board
Initial thermal conductivity (W/m•K)
0.037~0.040 0.020-0.030 0.031-0.039 0.027-0.034 0.020-0.023 0.020~0.023
KS L 9102 KS M ISO 4898 KS M 3808 KS M 3809 KS M 3809
Key features
Poor insulation performance
Excellent flame retardant performance
due to absorbency Load burden
Workability problem
Excellent insulation performance
Excellent flame retardant performance VOC emissions
Weak water resistance
Corrosive problem
Poor insulation performance
Poor flame retardant performance EPS Series Limits
Excellent workability
Insulation performance is usually
Poor flame retardant performance Excellent water resistance
Excellent workability
Excellent insulation performance
Excellent workability
Excellent water resistance
Semi-non-combustible performance implementation Very difficult
Excellent thermal insulation performance ▲
Excellent workability ▲
Excellent water resistance ▲
Solving environmental issues ▲
Semi-non-flammable performance ▲