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purchase rock breaker

  • China China  
  • Quantity Required: 4
  • Last Updated:11 Mar 2014

RFQ Details

GENERAL INFORMATION

Quantity

Feed Material





































ROCK BREAKER
DATA SHEET-DS25



: Four (4) nos. (2 nos.at NRP & 2 nos.at SRP).

: ROM Coal


Abrasiveness of material : Mildly Abrasive

ROM Coal PSD
(Particle size distribution)


:


>1000mm 10%

>800mm 40%


Compressive strength :

90% coal-406 kg/cm2

10% shale contents around 500 kg/cm2

Bulk Density

: 0.8 T/***** for volume calculation
1.10 T/***** for structural calculation


Material temperature : Maxm. 50 ***** & Minm. 4 *****






Ambient temperature : Maxm. 50 ***** & Minm. 4 *****.

Boulder size on Grizzly
(% of big boulder

More than Grizzly)

Strength of Rock

: 20%

: By Bidder




Hours of operation/day : Continuous (24 hours)


SERVICE REQUIREMENT


Grizzly size

Opening size of Grizzly


: By Bidder

To pass boulder : 1000mm x 1000mm

Dimensions:

Centre line of Rock Breaker

From centre of grizzly

Maximum reach of hammer
To break boulder (show by
Sketch on grizzly)

: By Bidder



: By Bidder


Maximum height of boom while

working

Whether fully hydraulic
Operated Rock Breaker
Provided?

: By Bidder



: Yes


Make of Rock Breaker : By Bidder

Model of Rock Breaker : By Bidder


Model of Boom

Model of Hammer/Ram

Capacity of Hammer:
Maximum-
Minimum-

Type of drive

Motor rating


: By Bidder

: By Bidder


: By Bidder


: By Bidder

: By Bidder



Protection against Overload : By Bidder






Technical literature and
Selection of model furnished : By Bidder

NOTE

1. Hydraulic operated Rock Breaker with Electrical motor, controls and complete accessories
including base plate and foundation bolts. The Rock breaker shall break the oversize coal boulder
retained on grizzly over Dump hopper after dumping by 240 ton rear dumper. The crushing size
of coal /Boulder is maximum 2000mm lump.


2.


Recommendation of civil design parameters of Rock Breakers as well as design of the
mechanical Grizzly having 1000mm x 1000mm opening to be fixed on the hopper are to be
provided by the supplier/Bidder.


3. All tests as per relevant codes and standards.

4. All tests as per manufacturer's standards.


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