Dry screening screener 873+ Spaleck

sand productionfor recyclingdemolition

Overview
The Finlay® 873+ Spaleck is a scalping screen designed for aggregates, sand and gravel, topsoil, demolition and recycling applications. It can be fed by a tracked mobile crusher, shovel or excavator. The model is available with hybrid power using on-board electric motors that allow operation from an external power supply or the standard on-board engine.

Key features

• Nearly blockage-free screening on upper and lower decks thanks to proven 3D and Flip-Flow technology.
• 3D screening segments deliver accurate screening and prevent long pieces entering the mid-grade material.
• Flip-Flow screen with screwless mounted screen mats reduces cleaning and maintenance time.
• Galvanised access catwalks on both sides of the screen.
• Oversize conveyor angle adjustable from 18° to 24°.
• 1.2 m wide belt feeder with 7 m3 manually folding hopper.

Hopper / feeder

• Hopper capacity: 7 m³; feeder width: 1.2 m; manually folding hopper; feed height approx. 3.56 m.
• Drive: twin motor gearbox arrangement.

Screenbox

• Double deck (upper and lower): 3.66 m x 1.5 m each (12' x 5').
• Screen angle: 13°–19°, hydraulically adjustable; hydraulic raise of 500 mm for mesh change.
• Total screening area: 10.95 m² (120 ft²).

Mid-grade conveyor

• Belt width: 800 mm (32"); chevron belt option.
• Working angle: 22°–26°; standard discharge height up to approx. 3.4 m.
• Stockpile capacity up to 58 m³ (varies by configuration); telescopic section optional (extended discharge up to 4.4 m).

Oversize conveyor

• Belt width: 1.2 m (48").
• Working angle: 18°–24°; standard discharge height approx. 3.5 m.
• Stockpile capacity varies (example max ~64 m³).

Fines conveyor

• Belt width: 800 mm (32"); plain belt specification.
• Working angle: 24°–28°; standard discharge height up to 4.0 m; extended option up to approx. 5.1 m.
• Stockpile capacity up to ~95 m³ depending on configuration.

Undercarriage & mobility

• Track width: 400 mm (16"); sprocket centres: 2.92 m; travel speed: 0.9 kph; gradeability: 27°.
• Designed for easy integration with mobile crushers, shovels and excavators.

T-Link telematics

• T-Link hardware and software fitted as standard with a seven-year free data subscription for remote monitoring and diagnostics.

Technical specifications

• Model: 873+ Spaleck; Brand: Finlay®.
• Engine net power: Tier 3 - Cat 111.3 hp (~83 kW) | Tier 4F / Stage IV - Cat 131 hp (~98 kW).
• Screen: 12' x 5' (3.66 m x 1.53 m); total screening area: 10.95 m².
• Operating weight: approx. 25,800 kg.
• Transport dimensions: H ≈3.4 m | W ≈3.0 m | L ≈13.7 m. Working dimensions: H ≈4.5 m | W ≈12.6 m | L ≈13.7 m.
• Hopper capacity: 7 m³; feed belt width: 1.2 m; conveyors: oversize 1.2 m, mid-grade 800 mm, fines 800 mm.
• Options: screwless Flip-Flow sections, 3D screening segments, galvanised catwalks, telescopic conveyor sections, extended discharge heights, T-Link telematics.