Crushed stone

Crushed stone 25⁠–⁠60 mm

Щебень 25–60

Coarse-fraction crushed stone.

Fraction: 25–60 mm
Type: Unwashed
Applicable standard: GOST 8267-93, GOST 7392-2014

+998 71 299 64 25

About the product

Crushed stone 25–60 mm is the coarsest fraction the company produces. The stone is crushed in a jaw crusher and screened to the 25×60 fraction.

It is used as railway ballast and as a sub-base for roads and yards. As part of Uzbekistan Railways JSC, the company regularly supplies this product to the railway network.

Key features

Coarse fraction
For railway ballast
Laboratory control to GOST

Specifications

Fraction: 25–60 mm
Type: Unwashed
Applicable standard: GOST 8267-93, GOST 7392-2014
Raw material source: The company's own quarries (4)
Quality control: Density, strength, grading
Delivery: By dump truck, as agreed

Production

From quarry to finished product

Crushed stone 25–60 mm goes through the following stages on its way from the quarry to the customer.

Stage 1
Drilling and blasting
Rock at the quarry is loosened by drilling and blasting, using two modern drilling rigs purchased by Uzbekistan Railways JSC.
Stage 2
Excavation and haulage
The blasted rock is loaded by excavators and hauled by dump trucks to the crushing and screening plant.
Stage 3
Primary crushing
Raw rock is fed into a jaw crusher and broken into large pieces.
Stage 4
Screening
Screens grade the crushed stone into fractions from 25×60 down to 5×10.
Stage 5
Laboratory control
In the company's testing laboratory the density, strength and grading of every batch are tested to GOST standards.
Stage 6
Loading and delivery
Finished product is loaded into dump trucks by front-end loaders and delivered to the agreed address.

Applications

Railway ballast
Road sub-base
Industrial yard sub-base
Mass structures

Quality assurance

An experienced specialist in the company's testing laboratory checks every batch. Our products are regularly supplied to the Uzbekistan Railways network and to major public and private infrastructure projects.