Class SI 400
Solid Wood Processing — SCM Group
Programmed or manual circular saw with 400 mm blade designed for versatile woodworking applications. Offers both rip and crosscut capabilities with sliding table functionality.
The Class SI 400 is a dual-function circular saw machine engineered for flexible solid wood processing in mid-scale woodworking operations. It combines programmable and manual control modes, allowing operators to switch between production runs and custom cuts without requiring separate equipment. The 400 mm saw blade accommodates both rip and crosscut operations, with optional scorer blade integration to minimize tearout on veneered or delicate surfaces.
The machine delivers precision through its modular working area configuration: rip fence capacity reaches 1000 or 1500 mm depending on setup, while the sliding table provides squaring strokes up to 3800 x 3200 mm, enabling accurate crosscutting of large panels and solid wood stock. Blade projection capabilities of 140 mm (90°) and 97 mm (45°) support angled cuts and bevels. The three-phase motor starting from 7 kW (50 Hz) or 8 kW (60 Hz) provides consistent torque for processing hardwoods and softwoods without performance degradation.
The Class SI 400 serves medium-sized workshops and small production facilities processing solid wood components—cabinet parts, furniture frames, window components, and construction elements. Its programmable operation enables repeatable batch work while manual override functionality accommodates custom dimensions and one-off cuts, reducing the need for dedicated crosscut and rip saw stations.
Within its class, the SI 400 differentiates through integrated scorer blade compatibility and dual control architecture, delivering production flexibility without sacrificing dimensional accuracy. The modular table dimensions accommodate European and North American panel sizes, making it adaptable across regional woodworking standards.
Technical Specifications
Cutting Unit
| Max. Saw Blade Diameter with Mounted Scorer | 400 mm |
| Maximum Saw Blade Projection from Table to 90°/45° | 140 | 97 mm |
Working Areas
| Cutting Width on Rip Fence | 1000 | 1500 mm |
| Max. Squaring Stroke of Sliding Table | 3200 | 3800 x 3200 mm |
Motor
| Three-phase Motor Starting From | 7 (8) kW |
| Motor Frequency | 50 (60) Hz |
Applications
solid wood crafting
small workshopArtisanal woodworkers and small-scale craftspeople use the SI 400's dual-control design to move between production runs and custom one-off pieces. Manual mode enables quick dimension adjustments for specialty cuts (bevels, angled components), while programmable operation stores recurring cutting patterns, allowing a single operator to manage both repetitive assembly components and bespoke decorative elements.
window door production
medium workshopWindow and door manufacturers rely on the SI 400's 3800 x 3200 mm sliding table capacity to crosscut stiles and rails to exact lengths, while the 45° blade projection (97 mm) enables miter cuts for frame assembly. Programmable storage of standard heights (2400 mm, 2100 mm, 1800 mm) and widths accelerates component preparation, critical for high-volume frame production schedules.
furniture production
small workshopSmall furniture workshops leverage manual and programmable modes to produce varied cutting tasks—ripping solid wood blanks for tabletops and legs, crosscutting to length, and angling components for assembled frames. The flexible working area (up to 1500 mm rip width, 3800 mm crosscut) handles both narrow stock and wide panels typical of solid wood furniture without requiring equipment changeover.
cabinet making
medium workshopCabinet makers use the Class SI 400 to process solid wood components—sides, shelves, and frame members—with the 1000/1500 mm rip fence ensuring repeatable widths across production batches. The programmable operation stores cutting sequences for standard cabinet sizes (32 mm shelf units, 18 mm frame stock), reducing operator input while the manual mode handles custom dimensions for built-in installations. The optional scorer blade prevents grain tearout on visible edges.
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