|
Selection of Cover Rubber Quality |
Cover type |
Physical properties |
Material |
Characteristics |
Standard & Grade
|
Min. Tensile Strength
(N/mm2) |
Min. Elongation at Break |
Max. Abrasion Loss (mm3) |
Max. Temp.
(C)
|
General Purpose
|
DIN X |
25 |
450 |
120 |
80 |
Iron ore,
copper ore,
stone, rock, etc.
lignites overburden |
Extra abrasion, cut &
gouge resistance.
Suitable for
transporting sharp,
large lumps & rugged
material under adverse
loading condition |
AS M |
24 |
450 |
125 |
80 |
SANS M |
25 |
450 |
120 |
80 |
ISO H |
24 |
450 |
120 |
80 |
IS M-24 |
24 |
450 |
120 |
|
DIN Y |
20 |
400 |
150 |
80 |
Fine coal, ash,
cement, earth, coal,
salt, etc. |
Abrasion resistance
for normal service.
Suitable for
transporting
moderate abrasive
material.
|
AS N |
17 |
400 |
200 |
80 |
SANS N |
17 |
400 |
150 |
80 |
ISO D |
18 |
400 |
100 |
80 |
IS-N-17 |
17 |
400 |
150 |
80 |
Superior Abrasion Resistant |
DIN W |
18 |
400 |
90 |
80 |
Quarries, sandpits, lime
stone, coal, ash, ore,
phosphate, raw material
for glass works, etc. |
Superior abrasion resistance
for the heaviest service condition.
Suitable for abrasive material with
a large proportion of fines. |
AS A |
17 |
400 |
70 |
80 |
Heat Resistant |
DIN T |
12.5 |
350 |
250 |
125 |
Hot sinter, hot
cement, hot powder,
chemical & fertilizer, etc. |
Heat resistant and also
in cut, abrasion and
tear resistant. |
IS T1 |
12.5 |
350 |
250 |
125 |
IS T2 |
12.5 |
350 |
250 |
150 |
Fire Resistant |
AS F |
14 |
300 |
200 |
80 |
Materials having fire
hazards e.g. sulphur,
coal, etc.
|
Resistance to flame
propagation and
burning; suitable for
surface application.
|
CAN CSA-C |
17 |
350 |
200 |
80 |
ISO 340 |
17 |
350 |
175 |
80 |
DIN K
(with cover
|
20 |
400 |
200 |
80 |
SANS F |
14 |
400 |
180 |
80 |
ISO K |
15 |
350 |
200 |
80 |
BCS FR |
17 |
350 |
175 |
100 |
Explosive and fire
hazardous material
coal powder, etc. |
Resistance to flame
propagation, extremely
low burning rate; suitable
for underground operation.
|
DIN V |
15 |
350 |
200 |
100 |
Oil & Grease Resistant |
IS-UG |
16 |
350 |
200 |
100 |
DIN G |
12 |
250 |
175 |
100 |
Chemical & fertilizer,
wood, paper & pulp,
recycling plants. |
Resists penetration and
therefore the damaging
effect of oil and fat. |
AS Z |
12 |
250 |
175 |
100 |
IS OR |
12 |
250 |
175 |
100 |
Heat Resistant
|
UHR |
12.5 |
350 |
200 |
Max temp.
handled 180 °C |
Hot sinter, hot cement,
fertilizer, etc. |
Super heat resistant
and also in cut,
abrasion and tear
resistant |
UHR Super |
10 |
300 |
200 |
Max temp.
handled 240 °C |
Hot clinker, hot cement, hot
chemicals and fertilizer etc.
|
High Wear and Tear Resistant |
HWT |
22 |
400 |
90 |
80 |
Quarries, sand & gravel.
limestone, coal, ash |
Suitable for high abrasive
applications |
Energy Optimized
|
M EOB |
18 |
400 |
100 |
100 |
Fine coal, ash, cement,
earth, coal, salt, etc. |
General purpose premium
quality energy optimized cover
|
LRR EOB |
18 |
400 |
100 |
100 |
General purpose energy
optimized cover
|
FR EOB |
15 |
400 |
130 |
80 |
Explosive and fire hazardous
materials, e.g. coal powder, etc |
Fire resistant grade EOB
as per FR CAN CSA-C
|