What are Bosch Rexroth strut profiles and which industries use them for mechanical assemblies?

Bosch Rexroth strut profiles are precision-engineered aluminum extrusion systems designed for modular mechanical construction in industrial workstation and automation applications. These profiles feature standardized T-slot groove systems that enable rapid assembly of frames, conveyor supports, machine guards, and ESD workstations across automotive manufacturing, electronics assembly, packaging machinery, and laboratory environments. The profile system supports loads from light-duty 30x90mm configurations to heavy-duty 100x200mm structural members, with groove widths of 8mm, 10mm, and 20mm accommodating various fastening accessories and connection elements.

How do I select the correct Bosch Rexroth profile dimensions based on load requirements and span length?

Profile selection depends on the section modulus required for your specific load and span combination, with cross-sectional dimensions ranging from 30x90mm for light applications to 100x200mm for structural loads exceeding 500kg. The groove spacing designation follows the format 'slot width x profile length', where standard lengths include 5600mm and 6070mm with custom cutting available. For typical workstation applications, 60x60mm profiles with 20mm grooves handle distributed loads up to 200kg per meter, while 90x90mm profiles with 6mm grooves support concentrated loads exceeding 300kg at mid-span without deflection beyond ISO tolerance limits.

Which international standards govern Bosch Rexroth profile manufacturing and assembly tolerances?

Bosch Rexroth profiles comply with DIN EN 755-9 for aluminum extrusion dimensional tolerances and ISO 9001 quality management standards for consistent manufacturing processes. The T-slot groove geometry adheres to DIN 508 specifications for standardized fastener compatibility, ensuring interchangeability with certified connection elements and accessories. Profile straightness maintains tolerances within 0.5mm per meter length according to EN 12020-2, while surface finish meets Ra 1.6 requirements for smooth sliding applications and proper seal integration in pneumatic and hydraulic system mounting applications.

What are the main differences between R40 and R45 series Bosch Rexroth profile variants?

The R40 series features standard rectangular cross-sections with parallel groove orientation optimized for linear bearing applications and belt conveyor mounting, while R45 series profiles incorporate angular groove configurations at 45-degree orientations for enhanced torsional rigidity. R40 profiles like the 60x60 20x6070mm variant provide maximum accessibility for T-slot nuts and fasteners, whereas R45 profiles such as the 45x90x90L series offer superior moment resistance for cantilever loading conditions. The groove depth varies between series, with R40 maintaining 11mm depth for standard fasteners and R45 providing 8.2mm depth for specialized angular connectors and pivot joints.

What connection methods and accessories are required for Bosch Rexroth profile installation?

Bosch Rexroth profiles utilize T-slot nuts, end fasteners, and angular connectors that slide into the groove system before final positioning and tightening to specified torque values between 8-25 Nm depending on fastener size. The modular design accommodates both rigid connections using corner brackets with M8 or M10 bolts, and adjustable joints using pivot connectors for applications requiring angular positioning or thermal expansion compensation. Profile cutting requires carbide-tipped saws with 120-tooth blades operating at 3000 rpm to maintain groove integrity and prevent aluminum burr formation that could interfere with accessory installation and sealing performance.

What are the operating temperature limits and environmental ratings for Bosch Rexroth aluminum profiles?

Bosch Rexroth aluminum profiles maintain structural integrity across operating temperatures from -40°C to +80°C with minimal thermal expansion of 23 x 10⁻⁶ per Kelvin, making them suitable for both refrigerated environments and moderate heating applications. The anodized surface treatment provides Type II anodizing per MIL-A-8625 with 12-25 micron coating thickness for corrosion resistance equivalent to IP54 environmental protection when properly sealed. Load-bearing capacity remains constant within the temperature range, though thermal cycling above 60°C may require expansion joints every 6 meters to prevent stress concentration at fixed connection points in large structural assemblies.

What maintenance intervals and inspection procedures are recommended for Bosch Rexroth profile assemblies?

Bosch Rexroth profile assemblies require annual inspection of connection torque values and groove condition, with retightening of fasteners to original specifications if loosening exceeds 10% of initial torque measurement. The anodized surface should be cleaned quarterly using mild alkaline detergent to remove industrial contamination that could accelerate corrosion, particularly in environments exceeding 70% relative humidity. Critical load-bearing joints require semi-annual verification of straightness within 0.5mm per meter tolerance, while T-slot grooves need periodic clearing of debris accumulation that could prevent proper fastener engagement and compromise structural integrity over the typical 20-year service life.

Strut profiles Bosch Rexroth - TEC

Basic mechanic elements Bosch Rexroth

Bosch Rexroth strut profiles are precision-extruded aluminium structural members built around three standardised slot-and-grid systems: slot 6 / grid 20, slot 8 / grid 30, and slot 10 / grids 40, 45, 50 and 60 mm. The T-slot geometry accepts M5, M6 and M8 fasteners directly - no drilling or welding required - while section moments of inertia from 1,600 mm² (20x20) up to 180,000 mm² (120x120) cover light instrument frames through to heavy-duty machine bases carrying loads beyond 500 kg per bay. All profiles conform to DIN EN 755 (extruded aluminium) and are compatible with the complete Bosch Rexroth Linear Motion and Assembly Technology ecosystem.

As an authorised Bosch Rexroth distributor, esd.equipment stocks 1,149 profile variants - strut profiles, frame profiles, angle profiles, cover profiles, clamping profiles, rectangular tubes, rubber profiles, profile rails with trolleys, grooved plates, suspension profiles and conveyor-media profiles - all sourced direct from the manufacturer and available for immediate despatch. The portfolio satisfies IEC 61340-5-1 ESD workstation integration requirements when combined with Rexroth's earthing accessories.

Strut Profiles Bosch Rexroth All grid series - slot 6/8/10, widths 20-120 mm, DIN EN 755 Strut Profiles, Slot 6, Grid 20 Slot 6, 20 mm grid - lightweight frames, instrument enclosures Strut Profiles, Slot 8, Grid 30 Slot 8, 30 mm grid - M6 fasteners, standard workstation frames Strut Profiles, Slot 10, Grid 40 Slot 10, 40 mm grid - M8 fasteners, heavy structural applications Strut Profiles, Slot 10, Grid 45 Slot 10, 45 mm grid - machine base frames, load > 300 kg/bay Strut Profiles, Slot 10, Grid 50 Slot 10, 50 mm grid - automation cells, conveyor structures Strut Profiles, Slot 10, Grid 60 Slot 10, 60 mm grid - large-format gantries, safety guarding Frame Profile 22.5x45 Bosch Rexroth 22.5 x 45 mm cross-section - door frames, panel inserts, guards Frame Profile 22.5x30 Bosch Rexroth 22.5 x 30 mm cross-section - slim enclosures, lightweight panels Angle Profile Bosch Rexroth L-section aluminium - corner reinforcement, bracket mounting Clamping Profile Bosch Rexroth Clamp-fit section - tool-free panel retention, flexible repositioning Cover Profiles Bosch Rexroth Snap-in slot covers - IP protection, clean-room compatible finishes Caps Bosch Rexroth End caps for slot 6/8/10 profiles - flush finish, injury protection Rubber Profile Bosch Rexroth EPDM/NBR sealing sections - vibration damping, slot sealing Rectangular Tube Bosch Rexroth Closed hollow section - torsion-resistant columns, vertical uprights Profile Rail & Trolley Bosch Rexroth Integrated rail + trolley system - overhead tool balancers, sliding units Grooved Plate 30x100 Bosch Rexroth 30 x 100 mm, slot 8 grid - mounting plate for fixtures and sensors Suspension Profile Bosch Rexroth Hook-in section - tool holders, cable trays, accessory rails Radial Compensation Bosch Rexroth Angular offset adapter - curved frame sections, non-orthogonal joints Profiles for Installing Conveyor Media VarioFlow+/TS 2plus compatible - belt, roller and chain conveyor integration

Key technical advantages - Bosch Rexroth Profiles at a glance

⚙ 3 slot systems: 6 / 8 / 10 mm - grid pitches 20, 30, 40, 45, 50, 60 mm for modular scalability

↕ Section heights 20-120 mm - covers lightweight instrument frames up to heavy machine bases

🛠 Tool-free T-slot assembly - M5, M6, M8 bolts slide in at any position, no drilling required

⚙ Moments of inertia up to 180,000 mm² - 120x120 HD profiles for loads exceeding 500 kg per bay

🛡 DIN EN 755 compliant extrusion - anodised AlMgSi0.5 alloy, corrosion-resistant, dimensionally stable

✓ 1,149 variants in stock - strut, frame, angle, cover, rubber, rail, grooved plate and conveyor profiles

Bosch Rexroth Strut Profile Systems - technical comparison

Criterion	Slot 10 / Grid 40-60	Slot 8 / Grid 30	Slot 6 / Grid 20
Slot width	10 mm	8 mm	6 mm
Grid pitches available	40, 45, 50, 60 mm	30 mm	20 mm
Fastener thread	M8	M6	M5
Typical section range	40x40 up to 120x120 mm	30x30 up to 90x90 mm	20x20 up to 60x60 mm
Max. load per bay (ca.)	> 500 kg	ca. 200-350 kg	ca. 50-100 kg
Typical application	Machine bases, automation cells	Workstation frames, conveyors	Instrument racks, light frames
Cross-system compatibility	TS 5, VarioFlow+ conveyor ready	TS 2plus conveyor compatible	Stand-alone / lightweight systems
Norm compliance	DIN EN 755, IEC 61340-5-1 (EPA)	DIN EN 755	DIN EN 755

Bosch Rexroth Profile Series - product overview

Series	Application	Key specification	Special feature
Strut Profile Slot 10 / Grid 40	Machine guarding, heavy assembly	40x40 - 120x120 mm, M8 T-slot	TS 5 / VarioFlow+ conveyor interface
Strut Profile Slot 10 / Grid 45	Industrial workstations, safety cells	45x45 - 90x90 mm, M8 T-slot	High torsional stiffness, load > 300 kg
Strut Profile Slot 10 / Grid 50	Automation cells, conveyor frames	50x50 - 100x100 mm, M8

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