Drag Chain Conveyor

Type of Conveyors

Double inclined wet scrapper, Single inclined wet scrapper, Drag chain conveyor

Application

To collect and transfer dust from evaporating cooler, GCT, DSC, Boiler: ESP, Economizer Hoppers (Drag chain ) etc.

Material to be Handled

Char/Bottom Ash/APH & ECO Ash slurry/Wet Ash/Dry Ash Below discharge

Kiln sizes

50,100,350,500 TPD

Temperature Range

95^o-900^oC

Design Capacities

2 TPH-100 TPH

Volumetric Capacities

3 CuM-50 CuM

Conveyor length

Total length

10.5,12,14,15,20 Mtr

Centre to Centre

7000mm,9500mm,10500mm,11500mm,18500mm

Conveyor size

Width

300,600,800,1000,1200,1400 mm

Height

400,800,1000,1800,2000,2200 mm

Angle of Inclination

0o-35o

Material of construction

Top Plate

IS: 2062

Bottom Plate

IS: 2062

Side Plate

IS: 2062

Bottom Wear Liner

Cast Basalt tiles, Cast alloy 350 Brinell steel, Mn steel

Wearing Rails

TISCRAL/SAIL Hard

Reinforcement & Support

ISMC 100x50, ISMC 75x40

Chain Properties

Type

Flat Forged chain link, Forged cross-ring link & U-Connector

Size

71,86,142mm. Pitch

Material

20MnCr5, SAE 8820, En8

Core Hardness

C30-C45 Rockwell

Case Hardness

C45-C60 Rockwell

Breaking Load

25,40,50T

Working Load

10,20,20 T

Factor of safety

5:1, 8: 1, 10:1

Connecting Pin

En-9

Scrapper Plate

Material

Mn steel, En8

Height

50,75,100 mm

Drive Sprockets

RIM

En-353

HUB

Cast steel, IS: 1030

Tail/Take Up/Guide

Sprocket/Trailing wheel

En 353, Grooved type cast iron/Alloy steel casting

Drive/Take-Up shafts

Material

En-8

Conveyor Speed

0.5-3 Mtr/min

Tension Arrgt

Screw take-up system

Power Transmission

Transmission chain

3/4"-1 1/2" Duplex

Safety Devices

Overload safety device

Shear Pin arrgt

Overhung safety device

Zero speed switch