Kingflex Thermal Insulation Rubber Foam Sheet

Kingflex Thermal Insulation Rubber Foam Sheet is a kind of black flexible elastomeric nitrile rubber foam. It is original closed cell and fiber-free elastomeric foam.

Products Details

The expanded closed-cell structure makes it an efficient insulation. It is manufactured without the use of  CFC's, HFC's or HCFC's. Kingflex Thermal Insulation Rubber Foam Sheet is also effective for reducing HVAC noise. On cold systems, insulation thicknesses have been calculated to control condensation on the insulation outer surface, as shown in the table of thickness recommendation.

  Kingflex Dimension

Thickness

Width 1m

Width 1.2m

Width 1.5m

Inches

mm

Size(L*W)

㎡/Roll

Size(L*W)

㎡/Roll

Size(L*W)

㎡/Roll

1/4"

6

30 × 1

30

30 × 1.2

36

30 × 1.5

45

3/8"

10

20 × 1

20

20 × 1.2

24

20 × 1.5

30

1/2"

13

15 × 1

15

15 × 1.2

18

15 × 1.5

22.5

3/4"

19

10 × 1

10

10 × 1.2

12

10 × 1.5

15

1"

25

8 × 1

8

8 × 1.2

9.6

8 × 1.5

12

1  1/4"

32

 6 × 1

6

6 × 1.2

7.2

6 × 1.5

9

1  1/2"

40

5 × 1

5

5 × 1.2

6

5 × 1.5

7.5

2"

50

4 × 1

4

4 × 1.2

4.8

4 × 1.5

6

Kingflex Technical Data

Property

Unit

Value

Test Method

Temperature range

°C

(-50 - 110)

GB/T 17794-1999

Density range

Kg/m3

45-65Kg/m3

ASTM D1667

Water vapor permeability

Kg/(m.s.pa)

 ≤0.91×10 ﹣¹³

DIN 52 615                           BS 4370 Part 2 1973

μ

-

≥10000

 

Thermal Conductivity

W/(m.k)

≤0.030 (-20°C)

ASTM C 518

≤0.032 (0°C)

≤0.036 (40°C)

Fire Rating

-

Class 0 & Class 1

BS 476 Part 6 part 7

 Flame Spread and Smoke Developed Index

 

25/50

ASTM E 84

Oxygen Index

 

≥36

GB/T 2406,ISO4589

Water Absorption,%by Volume

%

20%

ASTM C 209

Dimension Stability

 

≤5

 ASTM C534

Fungi resistance

-

Good

ASTM 21

Ozone resistance

Good

GB/T 7762-1987

Resistance to U.V. and weather

Good

ASTM G23

Indoor Air Quality-friendly: Fiber-free, formaldehyde-free, low VOCs, non-particulate. Quiet: vibration damage and Noise blocking. Durable: No fragile vapor retarder. The Manufacturing Process of Kingflex Thermal Insulation Rubber Foam Sheet The three main components used in the manufacturing of elastomeric closed cell foam insulation include the following: Synthetic rubber blend, typically nitrile butadiene rubber (NBR) and/or ethylene-propylene-diene monomer (EPDM) Polyvinyl chloride (PVC) A chemical foaming agent These components are combined in a large mixer, typically in batches of 500 pounds or more. The mixture is then put through extruding equipment to form a particular profile or shape, typically either a round tube or a flat sheet. The profile is heated in an oven to a specific temperature, a process that causes the chemical foaming agent to change from a solid to a gas. When this occurs, thousands of tiny air pockets (cells)—all of which are connected—form. The profile is carefully cooled to ensure that these cells remain unbroken and intact, maintaining the material’s closed cell structure. It is then cut to size and packaged for shipment. Elastomeric foams are made without the use of chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), or hydrofluorocarbons (HFCs), making them suitable for the toughest environmental specifications.

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