CNC machines
Roboda B2 Laser Kit
Bench moving-gantry router kit, 900 x 620 x 140 mm, profile rail and ballscrew
₹175,000.00 excluding GST
Specification
| Platform | Roboda B2 |
|---|---|
| Head | laser |
| Operations | laser_cutting, laser_engraving, cutting, engraving |
| Materials | Wood (Production), Plastic (Capable), Acrylic (Light duty); not supported: Aluminium, Steel, Mild steel |
| Assembly time | about 10.7 hours |
| Lead time | 14 days |
| MRP incl. 18% GST | Rs 206,500.00 |
What this machine will and will not work
| Wood Production | The head's production material. Poplar and birch ply, MDF, balsa, veneer, card, paper and cork all cut and engrave cleanly. Working figures against a 40 W measured output and air assist: 3 mm poplar ply cuts in one pass at about 240 mm/min, 6 mm in two passes at 180 mm/min, and raster engraving runs at 3 000 mm/min at 20 % power. MDF cuts but chars a dark edge that no setting removes - that is the glue burning, not a tuning problem. Every one of these cuts is a fire in miniature: air assist on, extraction on, operator in the room. |
|---|---|
| Plastic Capable | Opaque and dark plastics only. Black and pigmented ABS sheet, dark Delrin and polypropylene engrave and mark; thin dark HDPE cuts, though it melts a rounded edge rather than a square one because the material carries heat away faster than the beam delivers it. Light-coloured and translucent plastics mostly reflect or transmit 450 nm and do nothing at all. **PVC and PTFE are absolutely forbidden** - hydrogen chloride and hydrogen fluoride respectively, both of which harm the operator and corrode the machine. Polycarbonate chars and burns rather than cutting. Class is 'capable' rather than 'production' because which plastic works depends on its pigment, not on its name. |
| Acrylic Light duty | **Dark and pigmented cast acrylic only, up to about 3 mm.** This is the honest limit of a blue diode and it surprises people: clear acrylic is transparent at 450 nm, so the beam goes straight through it and nothing happens. Black, dark blue and other opaque pigmented cast sheet absorbs and cuts at roughly 120 mm/min at full power in 3 mm. The edge comes out matt, not flame-polished - a polished edge is a 10.6 micron CO2 signature and this head cannot produce it. Acrylic burns readily and gives off methyl methacrylate vapour: extraction on, and stay with the machine. |
| Aluminium Not supported | Not supported. Bare aluminium reflects most of a 450 nm beam and conducts away what it absorbs, and 40 W of optical power raises no melt pool at any feed. The head cannot cut aluminium, cannot mark bare aluminium, and pointing it at a polished aluminium surface is actively dangerous because the specular reflection leaves the enclosure's designed beam path. Anodised and powder-coated aluminium can have its coating ablated to expose the metal underneath - that is coating removal, and Roboda does not publish it as a metal capability, because it tells you nothing about what the machine can do to metal. |
| Steel Not supported | Not supported, and no setting changes it. Cutting steel with light needs a kilowatt class fibre source plus an oxygen or nitrogen assist jet; marking steel needs a 1 064 nm fibre source that the metal actually absorbs. A 40 W diode at 450 nm delivers neither, and on bare steel it produces a warm spot and a reflection. Steel marking on a Roboda platform is the fibre head on RBK-E1, and steel cutting is a plasma head on the large-format platforms - neither of which is this machine. |
| Mild steel Not supported | Not supported, for the same physics as steel. Mild steel additionally carries mill scale, which is an absorbing layer that will happily glow under the beam and give the convincing impression that something is happening - it is the scale heating, not the metal marking, and it wipes off. Neither cutting nor marking mild steel is a capability of this head and neither is published as one. |
Full specification sheet, drawings and what is in the kit
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