No

Item

Standard

ATATA rubber foam

1

Cell Structure

ASTM 2856

Closed cell

2

Density ( kg/m3)

ISO 854:1998

50  - 100 kg/m3

3

Thermal Conductvity
 value λ

 Btu.in/ft2.hr.°F (W/mK)

Mean temperature

ASTM C177
JIS A1412
DIN 52613

-4° F
(-20 °C)

32° F
(0 °C)

76° F
(24 °C)

90° F
(32 °C)

K-value

0.22

0.032

0.23

0.034

0.26

0.037

0.26

0.038

4

Service Temperature

GB/T8871

-58° F to 230° F
-50° C -> 110° C

5

Coefficient Water Vapor permeability
(Kg/Pa.s.m)

ASTM E96

0.16 x 10-12

6

Moisture resistance ( μ value)

DIN  52615

μ ≥ 7000 (15000)

7

Water Absorption ( by volume )

ASTM D 1056

 ≤ 0.2 %

8

Dimension stability ( %) at 105±3°C in 7 days

ASTM C534

0-7 %

9

Crack resistance (N/cm)

ISO 1798:1997

≥ 2.5 N/cm

10

Compression resilience ratio (Compression 50% V, 72 hrs)

ASTM D545

≥70%

11

Ozone Resistance ( Ozone pressure 200 mpa 200 hrs)

ASTM D1171

No crack

12

Flammebility & Smoke

ASTM E84

25/50

BS 476 Part7

Class 1/ Class 0

FM UBC 26-3/
4924 4880

FM Approved

JIS K 6911

Non-Flammable

13

Sound reduction

AS 1054

27 Db (20mm)

14

Flexibility

Excellent

15

Coating with release paper

Adhesive test OK under temprature 60° C &100 hrs

16

Fungi Resistance

ASTM G21

Excellent

17

UV & Weather resistance

ASTM G23/G154

Excellent

18

Mold resistance

UL181

Excellent

19

Friendship with environment and no CFC, HCFC

Excellent

20

Nitrosamine Content

US FDA, BS EN 12868

No detetecd