Description
Surface finishing on stainless sheet stock demands uniform linear grain without chatter marks or localized overheating. The Metabo HPT 14.5 AMPS SE 17-200 RT Burnishing Machine provides 800 RPM to 3000 RPM surface conditioning torque. Forcing the cylindrical drum into sheet corners overloads the double-reduction gearbox, stripping intermediate pinion teeth when operators attempt fast stock hogging rather than steady grain setting.
A rugged die-cast aluminum gear housing holds precision-machined spur and helical steel gear sets, engineered to reduce high armature revs down to high-torque spindle rotation. The 14.5 amp motor stator features epoxy resin winding protection that shrugs off conductive stainless dust. Double-row ball bearings stabilize the arbor arbor shaft, preventing drum wobble across wide sheet passes.
Linear Surface Conditioning Drive Matrix
Consistent speed control ensures uniform finish patterns across raw stainless sheet fabrications. The ergonomic barrel grip layout balances the physical weight over the drum contact area.
- 14.5 amp high-torque motor delivers continuous power through low-speed finishing passes.
- Vario-Tacho-Constamatic electronic dial maintains set RPM under fluctuating manual surface pressure.
- Electronic soft-start feature eliminates starting jerk to protect delicate brushed surface finishes.
- Spindle arbor accepts standard 4-inch diameter burnishing drums and expansion wheels.
- Adjustable steel guide guard directs hot grinding dust down away from operator sight lines.
- Overload protection circuit cuts current before field winding insulation reaches breakdown temperatures.
- Removable dust filter prevents coarse polishing fluff and metallic fibers from entering the motor.
Torque Dynamics Bench Test Results
Dynamometer bench testing demonstrates that the gear reduction produces 44 inch-pounds of continuous torque at 1500 RPM. Motor draw rises from 4.2 amps free-spinning to 14.1 amps under sustained burnishing friction. Gearcase surface temperature reaches 138 degrees Fahrenheit after fifteen minutes of continuous linear brushing. Acoustic measurements capture 79 dBA at low idle and 91 dBA under heavy fleece wheel conditioning passes.
Shop Finishing Realities Maintenance Routine
Linear burnishing machines require balanced two-hand control to prevent drum edges from digging deep gouges into raw sheet stock. Do not buy this specialized unit for weld slicing, heavy edge chamfering, or general demolition cutting, as low shaft speeds bind thin cut-off wheels instantly. Never operate without the protective wheel guard secured firm. Clean the reusable motor intake air filter using shop air blowguns every shift. Inspect spindle drive pins for wear before mounting expansion rubber drums. Check power cord strain relief boots for internal copper wire breaks every month.
Factory Warranty Terms Kit Inventory
Metabo HPT backs this burnishing machine with a 5-Year professional tool warranty covering armature failure and mechanical gear defects. The complete steel carrying case includes the SE 17-200 RT machine, one expansion roller, three sanding belts, one fleece wheel, one side handle, and one hex wrench.