NRC Conveyor belts are made in monoply and in multiply construction ranging upto 8 plies. Diverse reinforcement materials are coupled with the most appropriate cover grade to bring the utmost economy for various application areas.
STANDARD RANGE OF WIDTH
| Width(mm) |
500 |
600 |
650 |
750 |
800 |
900 |
1000 |
| 1200 |
1400 |
1500 |
1600 |
1800 |
2000 |
2400 |
Belt in widths not listed can be designed and maufactured on request.
REINFORCEMENT MATERIAL
| Fabric |
Cotton/Cotton |
Cotton/Polymide |
Polymide/Polymide |
Polyester/Polymide |
| Indian Nomenclature |
CC |
CN |
NN |
EP |
| International Nomenclature |
BB |
BP |
PP |
EP |
PROPERTIES OF VARIOUS REINFORCEMENT MATERIALS
| |
Cotton |
Polymide |
Polyester |
Strength
mN/d tex
N/mm2 |
22
- |
85
1000 |
75
1100 |
Initial modulus
mN/d tex
N/mm2 |
250
- |
350
4000 |
700
8000 |
| Bending fatigue% |
|
100 |
40 |
| Impact absorption capacity % |
- |
100 |
75 |
| Thermal stability residual strength after 1200 C/100 h % |
55 |
70 |
100 |
COVER GRADE AND APPLICATIONS
| Belt Type |
Description Grade |
Service Conditions |
Standards |
| General |
Grade M 24 |
Heavy duty for highly abrasive material |
I.S.1891 (Part I) |
| |
Grade N 17 |
Medium Heavy duty for moderately |
I.S.1891 (Part I) |
| |
|
abrasive material |
|
| Heat |
H.R. - T1 |
Maximum oprating temp. 120 C |
I.S.1891 (Part II) |
| Resistant |
H.R. - T2 |
Maximum oprating temp. 150 C |
I.S.1891 (Part II) |
| Special Heat Resistant |
Super Thermik |
Maximum oprating temp. 200 C |
NRC Standard |
| Oil Resistant |
O.R. |
Oil & Fat Resistant |
I.S.1891 (Part III) |
| Fariction Top |
Bare Back |
Light Materials |
I.S.1891 (Part I) |
| Elevator |
Grade M-24 |
Abrasive, non-abrasive lumpy to granular materials |
I.S.1891 (Part I) |
| Fire Resistant |
FR |
Fire Resistance and antistatic |
CAN/CSA-M422-M87 |
| |
|
|
DIN -22103 I.S.1891 (Part V) ISO- 340 |
| Hygienic |
- |
Suitable for food stuff, Tea & Biscuits etc. |
I.S.1891 (Part IV) |
|
