Sandstone

MAXI 3000 RX and MAXI 3500 RX - Sawing Machines with Jumbo Disc for Granite and Marble Blocks

Type: Stone Factory Machines › Stone Block Cutting Machines › Giant Disc Bridge Saw Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

MAXI 3000 RX and MAXI 3500 RX are sawing machines with a jumbo disc for cutting marble and granite at the desired thickness. These machines follow the Simec philosophy of the NT2 block cutters, with 2 columns fixed to the ground and the mobile block carrying trolley, to guarantee the absence of vibration, high productivity and long diamond lifetime.

Mobile Chain Saw for Squaring Blocks on Tractor JCB

Type: Stone Quarry Machines › Stone Chain Saw Machines › Backhoe Squaring Chain Saw

Warranty: 12 Months

Usage: Marble, Limestone, Quartzite, Sandstone

Machinery Function Features:

MOBILE CHAIN SAW FOR SQUARING BLOCKS Chain saw on tractor JCB The Fantini cutting system has been produced for squaring the blocks on the face wall as well as in the working areas of the quarry. The cutting unit is transported on a wheeled tractor fast moving and positioning in front of the blocks to be squared. The whole operation is fast and does not need any auxiliary personnel nor water. Power: 68,6 Kw - Weight of tractor t: about 7.000 Kg - Weight of cutting unit: 2.000 Kg - Arm rotation: 9

Top Manual Working Center Multipurpose Machine For Countertops

Type: Stone Factory Machines › Stone Finishing, Profiling Machines › Multipurpose Manual Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

TOP manual working center Multipurpose machine for countertops All-in-one machine for countertops : sink cut-outs, shaping and polishing internal and external countours, drilling and performing recess drains. Advantages TOP multipurpose machine for kitchen countertops: TOP is a multipurpose machine that allows the operator to do different jobs with only one machine with a reduced investment : sink cut-outs, shaping and polishing internal and external contours, drilling and recess drains; All the

Vibration Aging Machines, Tumbling Machines

Type: Stone Factory Machines › Stone Surface Processing Machines › Vibratory Tumbling Machine

Warranty: 12 Months

Usage: Marble, Limestone, Quartzite, Sandstone, Travertine

Machinery Function Features:

It is used to round the sharp edges of the marble and to give the old surface effect. This process provides vibration to move with the vibration.

Pedrini M586- Giant Disc Block cutter for marble, travertine, slate

Type: Stone Factory Machines › Stone Block Cutting Machines › Giant Disc Bridge Saw Machine

Warranty: 12 Months

Usage: Marble, Limestone, Slate, Sandstone, Travertine

Machinery Function Features:

4 columns block cutter machine for cutting marble, travertine and limestone blocks into strips by means of one or more vertical discs and a horizontal disc. It works on stationary block. M586 is available in several versions according to the vertical disc maximum diameter (from 1300 to 1700 mm), the cutting system and the main motor power. It can be equipped with automatic or semi-automatic unloaders. Pedrini M586 block cutter is the result of the technological evolution deriving from the manufa

Donatoni Jet 625 CNC Bridge Cutter

Type: Stone Factory Machines › Stone Slab Cutting Machines › CNC Bridge Cutting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Slate, Artificial Stone, Basalt, Quartzite, Sandstone

Machinery Function Features:

The JET 625 CNC is a simple and compact 5 interpolated axis numeric control bridge saw, conceived for the production of kitchen and bathroom countertops, shower trays, different kinds of claddings for building industry, made in marble, granite and artificial stone. Extremely flexible, it offers the possibility carry-out a wide range of processes; the accessories and optionals available with the machine allow to have a fully-automated process, to reduce processing times and to increase productivi

Flex Straight Die Grinder H 1127- Hand Held Carving Machine

Type: Stone Hand Held Machines › Hand Held Carving Machine

Warranty: 6 Months

Usage: Marble, Limestone, Sandstone, Travertine

Machinery Function Features:

Flex straight grinder H 1127 Long version for optimal handling and hard-to-reach areas. VE electronic with variable speed preselection and overload protection Lightweight design for fatigue-free work

Mono Block Cnc Bridge Cutting Machine

Type: Stone Factory Machines › Stone Slab Cutting Machines › CNC Bridge Cutting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Sandstone

EURA 35 TS3 AUTOMATIC ELECTRONIC BRIDGE SAWING MACHINE

Type: Stone Factory Machines › Stone Slab Cutting Machines › CNC Bridge Cutting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Max blade size of 625 mm (24.6 in). Main structures made of cast iron and stainless steel protections. The basic version of this machine will be supplied complete of: - tilting head from 0° to 60° for marble and granite; - blade inverter; - optical collimator; - manual rotating table with blocking device from 0° to 360° (automatic - optional); - multiple cutting program with colour display 12” Touch Screen; - profile copier (optional); - CE - ETL norms; - folding door solid panel safety barrier.

Stone Tile Trimming Machine

Type: Stone Factory Machines › Stone Tile Cutting Machines › Strip Cutting,Edge Trimming Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Sandstone

L-3015 Pro CNC Router Machine for Marble,Limestone,Onyx

Type: Stone Factory Machines › Stone Finishing, Profiling Machines › Stone Carving,Engraving Machine

Warranty: 12 Months

Usage: Marble, Limestone, Sandstone, Travertine

Machinery Function Features:

FEATURES L-3015 PRO MACHINE SERIES NET WORKING AREA 300X1500X400 MM CHASSIS TYPE SQUARE PROFILE IRON CHASSIS SPINDLE MOTOR HITECO / AREL / HERTS SPINDLE MOTOR POWER 2.2 / 5. 7.5 / 11 KW OPTIONAL SPINDLE CYCLE 24000/18000 SPEED CONTROL 2.2 / 5 KW. MOTOR MOTORS SERVO / HYBRID X / Y / C / B AXIS MECHANICAL LINEAR RAIL, HELICAL CREMAYER GEAR Z AXIS MECHANICAL COMPONENTS LINEAR RAIL, SCREW SHAFT CNC CONTROL SYSTEM SİNTEC UNIT TABLE TYPE GALVANIZED STAINLESS TABLE PROGRAM SENSITIVITY 0.01 MM COOLING S

Bridge Type Diamond Wire Cutting Machine 5000M Block Dressing Machine

Type: Stone Quarry Machines › Quarry Wire Saw Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

The machine stops when wire severed. Machine stops at the end of motion after working 1 minute.

Portable Edge Polisher Sockel-Fix Solo

Type: Stone Hand Held Machines › Portable Stone Router, Profiling Machine

Warranty: 6 Months

Usage: Marble, Limestone, Onyx, Quartzite, Sandstone, Travertine

Machinery Function Features:

Polish your edges and mopboards directly on the construction site. The compact machine is quickly ready for use. no adjustment of the machine after milling fast, automatic production of mopboards great time savings

Genesis GS141-142 Giant Disc Saw Block cutter for granite, marble

Type: Stone Factory Machines › Stone Block Cutting Machines › Giant Disc Saw Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

GENESIS GS141 and GS142 are machines with programmable automatic cycle that were designed for the sawing of 1800 mm max. high blocks, and that are targeted to the production of large thickness slabs for tombstone art, buildings and paving stones in marble, granite and lava stone. Disc programmed down feed can be performed during the last phase of each cutting stroke. Through such technology the disc reciprocates immediately the cutting sense at the end of each stroke thus creating a “PENDULAR“ m

Squaring Block Machine Mod. SQB /PFE

Type: Stone Factory Machines › Stone Block Cutting Machines › Monolama Cutting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Sandstone

Machinery Function Features:

SQUARING BLOCK MACHINE Mod. SQB /PFE The squaring block machine model SQB/PF is a static machine particularly suitable for fast cutting of blocks in medium soft stone. The peculiarities of this machine are the possibility of making dry cut and the contained dimensions. So it can be easily used even in different places from the usual working area. The cutting chain is 26 mm thick and it is equipped with cutting tools in PCD (polycrystalline diamond) allowing a long and continuous activity of the

Steel Conveyor with Feed Hopper

Type: Stone Factory Machines › Stone Handling, Loading Machines › Connecting Roller Conveyors

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Ref.: 56 Steel Conveyor with Feed Hopper for moving heavy loads. The Feed Hopper allows the accumulation of materials at intake and optimises the process. Manufactured in highly resistant materials. All equipment are designed and manufactured according to the best state of the art and the latest techniques in terms of design, materials and welding. We manufacture with anti wear steels , high elastic limit and construction steel. This ensures the benefits of strength and flexibility at the most c

FF700 Toksel Dry Oven Machine For Meshed Mosaic Tiles

Type: Stone Factory Machines › Resin Line Machines › Stone Drying, Catalysing Oven

Warranty: 12 Months

Usage: Marble, Limestone, Onyx, Sandstone, Travertine

Machinery Function Features:

Dry Oven Machine Toksel Dry Oven Machine allows mosaic products to dry economically. With 700mm. operating width its total electrical power catches up to 12 kw. and conveyor belt speed to maximum 7 m per minute. There are also fittings for moisture transfer in furnace fireboxes operated by infrared technology. Fans are existing in order to avert high temperature of dried products coming out of the furnace. Standart machine sizes are 6900x950x1550mm.

Automatic cycle machine Pedrini M950EF-Giant disc bridge saw

Type: Stone Factory Machines › Stone Block Cutting Machines › Giant Disc Bridge Saw Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

This AUTOMATIC CYCLE machine, that was designed for the sawing of 1000 max. high blocks, is targeted to the production of large thickness slabs for tombstone art, building elements and paving stones. The axis positioning is ensured by a PLC controlled system that comprises electronic vector regulators (inverters) and position digital transducers (encoders). Disc down feed can be programmed during last phase of each cutting stroke thus permitting stroke immediate reciprocation and consequent “PEN

Underground Quarry Chain Saw Dust Aspirator

Type: Stone Quarry Machines › Stone Chain Saw Machines › Tunnel Chain Saw Machines

Warranty: 12 Months

Usage: Marble, Limestone, Quartzite, Sandstone, Travertine

Machinery Function Features:

The dust Aspirator completely removes the dust in the horizontal cut position as well as in the vertical one. The dust is unload at one side of the sliding rail by a worm screw system. Before entering in the filtering chamber the dust passes through a pre-chamber which allows to remove the big parts. - Tender version The dust aspirator is placed on the rail of the machine and translates with the machine. Supported models: -70 sup-H -70 rap -50.81 - Static version The dust aspirator is fixed in t

Stone Marble Granite Shot Blasting Machine

$25,800 - $36,000

Type: Stone Factory Machines › Stone Surface Processing Machines › Stone Sandblasting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Trough type Stone marble granite surface roller conveyor shot blasting machine is mainly used for marble,granite, simple components, small casting surface cleaning to remove surface rust, dirt, scale, sand casting, so that the workpiece to play rust, decontamination, strengthen clear the role of the sand, to improve the fatigue strength of the workpiece, and ultimately improve the surface and internal quality purposes.

Multi Purpose Workshop Type 4 Axis Machine - Cutting, Profiling

Type: Stone Factory Machines › Stone Finishing, Profiling Machines › Multipurpose Manual Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Multi Purpose Workshop type 4 axis Machine - Cutting, Profiling

PF Impact Crusher

$5,000 - $50,000

Type: Stone Quarry Machines › Rock Crushers, Jaw Crushers

Warranty: 18 Months

Usage: Granite, Marble, Limestone, Slate, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Impact crushers are named after the method they use in reducing larger blocks of rocks to smaller grain sizes.

Hydro Bag

Type: Stone Quarry Machines › Quarry Hydro-Bags, Rock Splitter › Quarry Hydro-Bags

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Quartzite, Sandstone

Machinery Function Features:

This has happened in the marble and stone quarrying industry , specifically for stripping blocks from the mountain . HYDRO-BAG has completely upset bench excavation in quarries . The revolutionary aspect of the HYDRO-BAG equipment lies basically in the possibility of stripping blocks up to 1000 tons or more , without the need to prepare slots to house the jacks since the HYDRO-BAG has an original thickness of just 2 mm ( 0.08 ) and can be easily slipped into the wire saw cut .

Granite Cutting Machine

Type: Stone Factory Machines › Stone Block Cutting Machines › Giant Disc Bridge Saw Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Sandstone, Travertine

Machinery Function Features:

MAIN MOTOR : 20 HP, 960 RPM (Hindustan, Crompton, Siemans) BEAM LENGTH : 14 FEET TRAVELLING MOTOR : 2 HP DC/AC UP / DOWN MOTOR : 2 HP CONTROL PANEL WITH LOOM : PANEL TO MACHINE V-RAIL LINE {10 feet x 2 nos.} : 20 FEET FOUNDATION BOLTS : 12 NOS. {With nut & washer} LOADING TROLLEY (7’ X 3’) : 2 NOS. { Manual} MASTER TROLLEY (7’ X 3’) : 1 NOS. { Manual} CUTTER GUARD : 1 NOS.

Stone Edge Cutting Machine MAS-1

$6,965

Type: Stone Factory Machines › Stone Slab Cutting Machines › Infrared Bridge Cutting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Stone Edge Cutting Machine MAS-1 uses PLC system and human-machine interface, combined with Ultra-high precision rotary encoder to locate and infrared device, uses inverter to control left-right feeding ,adjusts the speed according to the stone material. It uses hydraulic lifting system, combination of Chrome-plated guide pin and wear guide bush ,with small gap, wearable, beautiful structure, and Guide Sleeve with multi-layer seals, with waterproof, dustproof, anti-spill, improving the service l

Donatoni Cyberstone Robotic Arm Carving and Cutting Machine

Type: Stone Factory Machines › Stone Finishing, Profiling Machines › Stone Carving,Engraving Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

CYBERSTONE is the new generation robotized production system with 6/7/8 interpolated axes, designed to be a highly flexible tool for the performance of elements and objects of any size and material with heights up to 3300 mm. It is particularly suitable for sculptures, rectilinear, concave, convex, arched, elliptic shapes, single or incremental pass and excavations of two-dimensional and three-dimensional section blocks; it is also suitable for the execution of oblique, circular, elliptical cuts

Hand Held Bush Hammer Machine Flex LST 1503 VR

Type: Stone Hand Held Machines › Portable Stone Router, Profiling Machine

Warranty: 6 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone

Machinery Function Features:

Bush hammer Flex LST 1503 VR This bush hammer is ideal for light and medium floor work. full wave electronics with speed preselection, soft start and overload protection width adjustable in 3-stages, from approx. 40 mm to approx. 92 mm variable stop for precise working along the stone ridge dust extraction for the use even in inhabited buildings the machine, equipped with 60 aggressive carbide tips, is able to perform rough operations quickly and precisely rotating tool head is mounted in rubber

Pedrini B713-B714-Automatic ends and sides trimming machine for slabs

Type: Stone Factory Machines › Stone Slab Cutting Machines › Automatic Edge Trimming Line for Slabs

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

This machine performs the trimming and squaring operation on marble and granite slabs, through the elimination of both sides and ends irregularities. B713-B714 machine is mainly utilized in polishing and/or resining lines improving their performance through the preparation of consistently wide slabs with straight edges and without resin leakages. The waste cutting is performed through diamond discs which are moved to the selected position.

Forklift Wheel Loader 52 Tons / Block Handler 52 Tons

$312,000 - $335,000

Type: Stone Quarry Machines › Quarry Heavy Equipments › Wheel Forklift Loaders

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Rated Load: 52 Tons; Hydraulic Lock.

Diamond Marble Gang Saw FGKJ-100/800

Type: Stone Factory Machines › Stone Block Cutting Machines › Multi Blade Gang Saw

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Sandstone, Travertine

Machinery Function Features:

This frame-saw "DIAMOND FGKJ-100/800" is used in workshops and this machine allows sawing different kinds of marble blocks in plates of various thicknesses, Used for the big production of stone slab. Tools used are steel blades with sintered diamond plates. The main motor adopts a high-efficiency energy saving motor, connect with the hydraulic coupler to make sure the energy saving. it adopts a large fly wheel o increase the running stability. PLC control system. make sure the main motor is work

DYK 1 Rotating Edge Cutting Machine

Type: Stone Factory Machines › Stone Tile Cutting Machines › Strip Cutting,Edge Trimming Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Artificial Stone, Sandstone, Travertine

Machinery Function Features:

DYK 1 Rotating Edge Cutting Machine- Strip Cutting,Edge Trimming Machine

Mobile Chain Saw for Squaring Blocks Mod. 70 BUC

Type: Stone Quarry Machines › Stone Chain Saw Machines › Squaring Chain Saw Machines

Warranty: 12 Months

Usage: Marble, Limestone, Sandstone

Machinery Function Features:

MOBILE CHAIN SAW FOR SQUARING BLOCKS Mod. 70 BUC It is a self propelled chain saw machine on tracked trolley for only vertical cut up to 4,0 m. of depth. The chain saw machine is equipped with one self translating rail and hydraulic pistons. It can self move in different areas of the quarry to cut and square the blocks with no need of water. All the movements of the machine are operated by a hydraulic system with main pump connected to an endotermic diesel motor. The endotermic diesel motor star

Pedrini M744LV-2/3/4 - Edge trimming machine for marble, travertine, granite slabs and strips

Type: Stone Factory Machines › Stone Tile Cutting Machines › Multi-Blade Cross-Cutter,Trimming

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

This machine performs the longitudinal cuts of marble or granite slabs into strips with predetermined length by means of diamond discs. It is equipped with a variable number of discs and with different automation levels and powers according to the production needs. M744 is available also in the version for marble and granite strips with 2, 3 or 4 discs. Pedrini M744 trimming machines perform the longitudinal continuous cutting of marble or granite strips and slabs to produce elements with define

Donatoni - Sx-5 Innovative Numerical Control Multi-Spindle Cutting Centre

Type: Stone Factory Machines › Stone Slab Cutting Machines › Multi Blade Automatic Slab Cutting Line

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

SX-5 is an innovative numerical control multi-spindle cutting centre with five cutting units with interpolated axes, designed and patented by Donatoni Macchine to satisfy those needing a compact system for large-scale production line of marble, granite and agglomerate flooring and wall coverings of various types with different sizes and thickness. Donatoni Macchine were the first to introduce a multi-spindle machine with patented rotating bridge to the market and, rich in the experience they hav

Handheld Cutter Angle Grinder W 10000 230V

Type: Stone Hand Held Machines › Hand Held Stone Cutter

Warranty: 6 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Angle grinder W 10000 230V Light and strong angle grinder with full-wave electronic. Constant speed irrespective of the load, resulting in higher grinding performance and less abrasive consumption. Angle grinder in professional quality Incl. Spindle lock Incl. protective cover

FK 650 Skate Wheel Flexible Conveyor

Type: Stone Factory Machines › Stone Handling, Loading Machines › Connecting Roller Conveyors

Warranty: 6 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

FK 650 Skate Wheel Flexible Conveyor

MAS-12 EDGE CUTTING Bridge Cutting Machine With Tools

$6,500

Type: Stone Factory Machines › Stone Slab Cutting Machines › Infrared Bridge Cutting Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Slate, Sandstone

Machinery Function Features:

DAP UKRAINE/MOLDOVA：8500$ MAS-12 EDGE CUTTING Bridge Cutting Machine With Tools

Pedrini M744LD - M744MD - M744KD - Edge trimming machine for marble, travertine, granite slabs and strips

Type: Stone Factory Machines › Stone Tile Cutting Machines › Strip Cutting,Edge Trimming Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Onyx, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Upon request, the machine can be equipped with a laser mounted on the disc holder head to show the position where the cut will be performed on the slab. Trimming machine M744 for strips with useful cutting width up to 900 mm. Trimming machine M744 for strips with disc diameter 500 mm for cutting thickness up to 120 mm. Trimming machine M744 for strips to cut formats up to 650 x 650 mm. In this case, the machine is equipped with a squaring system to align each format before the trimming process.

Dry Use Angle Grinder Supraflex SE 14-2 125

Type: Stone Hand Held Machines › Stone Air Polisher, Grinder

Warranty: 6 Months

Usage: Granite, Marble, Limestone, Slate, Onyx, Artificial Stone, Basalt, Sandstone, Travertine

Machinery Function Features:

Angle grinder Supraflex SE 14-2 125 For metal, stone, lacquered surfaces and wood. steplessly variable speed selection powerful 1400 Watt motor with fan for optimum cooling optimized airflow for optimum cooling of the engine and gear. Set includes: 1 guard SG D125 SE 1 extraction adapter SAD-C D32 AS 1 auxiliary handle SE 14-2 125 M8 1 velcro sanding pad SP D125-8 H/F 1 offset face spanner 1 hexagon socket wrench, SW 4 1 hexagon socket wrench, SW 5 long 1 carrying case L-BOXX 238 1 case insert 3

Stone Surface Ageing, Tumbling, Polishing and Washing Machine

Type: Stone Factory Machines › Stone Surface Processing Machines › Rotary Tumbling Machine

Warranty: 12 Months

Usage: Granite, Marble, Limestone, Basalt, Quartzite, Sandstone, Travertine

Machinery Function Features:

Ref.: 61 Stone Surface Ageing / Tumbling / Polishing and Washing Machine for cleaning, screening and ageing stone blocks.