Item

Fiber Glass
Sanwich Panel

Rock Wool

Sandwich Panel

Polyurethane(PU)
Sandwich Panel

Polystyrene(EPS)
Sandwich Panel

Characteristics

Light in weight,Good heat and sound insulation,

Fireproof,Anti-corrosion

Density of the rock wool is big,Good heat and sound insulation,Fireproof,Anti-corrosion

Light in weight,Very good heat and sound insulation, Anti-corrosion

Light in weight,Very good heat and sound insulation, Anti-corrosion

Steel sheet Thickness(mm)

0.3-0.6

0.4-0.6

0.4-0.6

0.3-0.6

Sandwich Panel Width(mm)

950

950

1000

950/1150

Sandwich Panel Thickness(mm)

50-200

50-200

50-150

50-250

Thermal Conductivity Coefficient(w/m.k)

0.028-0.33

0.03-0.443

≤0.025

0.03-0.04

Noise Insulation Factor Coefficient(db)

24.5

21.5

12

18

Fire Proof

Grade A
(non-combustion)

Grade A
(non-combustion)

Grade B1
(combustible)

Grade B1
(combustible)

Water Absorption For 24 hours(v/v)

Absorbing water

Absorbing water

<3

<8

Insulation Material Density(kg/m3)

40-60

80-120

40-43

7-20

Application

Steel structure constructions,Except food and medicine building

Steel structure constructions,Except food and medicine building

Steel structure constructions need good heat insulation

Steel structure constructions not strict in building fire proof