NON - ASBESTOS JOINTING SHEETS

HNA-400

MATERIAL COMPOSITION:

Aramid Fibre, Mineral Fibre, NBR, High Performance Oil Resistant.

APPLICATIONS:

For high loadings, excellent thermal, chemical & mechanical properties, For compressors, pipelines,
gas meters and internal combustion engines pipeunions, pumps etc.

Diagram

Technical Specifications:
Properties Test Method Unit Specified Value
Density gm/cm3 1.70-2.00
Tensile Strength
(a) ACC to ASTM F 152 (Across Grain) N/mm2 >14
(b) ACC to DIN 52910 (Across Grain) N/mm2 >11
Compressibility ASTM F36A % 6-12
Recovery ASTM F36A % >50
Fluid Absorption ASTM F146
(a) In ASTM Oil No. 3
Increase in Mass
Increase in Thickness

%
%

<10
<8
(b) In Fuel B
Increase in Mass
Increase in Thickness
ASTM F146
%
%

<10
<7
(c) In Water/Antifreeze
Increase in Mass
Increase in Thickness
ASTM F146
%
%

<15
<8
Ignition Loss DIN 52911 % <30
Sealability Against Nitrogen DIN 3535 CM3/min <0.5
Stress Resistance
16h 300 oC DIN 52913 N/mm2 20
16h 175 oC DIN 52913 N/mm2 30
Max. Peak Temperature oC 400
Max. Continuous Temperature oC 300
Max. Operating Pressure Kg/CM2 150

NOTE:

Graphite coating, teflon coating, antistick coating are also available on request. Properties applicable for 2.0mm thick material

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