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NRC Conveyor belts are made in monoply and in multiply construction ranging upto 8 plies. Diverse reinforcement materials Breaker on Carcass on Floating Breaker are coupled with the most appropriate cover grade to give better mapack resistance for various application areas.
Width 500 600 650 750 800 900 1000
(mm) 1200 1400 1500 1600 1800 2000 2450
 
 
Belts in widths not listed can be designed and manufactured on Demand.

 
REINFORCEMENT MATERIAL
Fabric Cotton/ Cotton Cotton/ Polyamide Polyamide/ Polyamide Polyamide/ Polyamide
Indian Nomenclature CC CN NN EP


International Nomenclature BB BP PP EP


 
PROPERTIES OF VARIOUS REINFORCEMENT MATERIALS


Cotton Polyamide Polyester
Strength Strength
mN/d tex
N/mm2		 22
-		 85
1000		 75
1100
1Initial 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 DESCRTIPTION GRADE SERVICE CONDITIONS STANDARD
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 Resistant H.R. – T1 Maximum operating temp. 120 C I.S. 1891 (Part II)

H.R. – T2 Maximum operating temp. 150 C I.S. 1891 (Part II)

T3 Maximum operating temp. 200 C NRC Standard

Oil Resistant

 O.R. Oil & Fat Resistant I.S. 1891 (Part III
Friction Top Bare Back Light materials I.S. 1891 (Part I)
Elevator Grade M-24 Abrasive, non-abrasive lumpy to I.S. 1891 (Part I)
Ultra Heat Resistance With 2500 C to Elerole granular materials to with Buckets
Fire Resistant FR Type C & A Fire resistance and antistatic CAN/CSA-M-422-M87, ISI 1891 Parts



DIN-22103 I.S. 1891 (Part V) ISO-340
Food Grade Hygeinic Suitable for food stuff, tea & biscuits etc. I.S. 1891 (Part IV)
 
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