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Welcome to GAT
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Company Profile
Located in Geisenheim, Germany 150 employees, over 30 years
experience Technology leader in rotating unions 18 sales offices world wide DIN EN ISO 9001:2008 certified Focused on customer specific needs 2D and 3D CAD systems Rapid product development with FEA Air conditioned production area Latest tooling and testing machines Every product is functionally tested
GAT – Your partner
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Applications
Tunnel Boring Machines
Wafer Production Human Centrifuges
Blade Pitch Control
Dry Machining Turning Tables
Seismic Surveys Centrifuges
Oil Drilling Industry Test Rig Technology
Steel Mill Internal Coolant Supply
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Products Rotary Unions
IMQL
Slip Rings Air Bearings
Test Rig Technology
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
GAT Website
Available in 8 languages Detailed product information Various application examples Virtual company tour Extensive download area Easy and intuitive navigation With online Product assistant Continuously updated
Completely redesigned
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotodisk S-AK
Rotodisk S1-AK, model 8980
Single channel axial face seal Transfers emulsion or air or IMQL aerosols Speed of 42,000 min-1 with air of 20 bar Mechanical mounted ceramic face seals Precision spindle or hybrid ball bearings Extremely robust triple bearing system Safe leakage drain with dual chamber system Dry running safe
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotodisk S-HP
For high pressures up to 250 bar Clamped silicon carbide face seals Precision spindle or hybrid ball bearings Very robust triple bearing system Safe leakage drain dual chamber system For mediums: Emulsion, gun drilling oil Dry running safe
Rotodisk S1-HP, model 11042
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotodisk S
Rotational speeds of up to 42.000 rpm Medium pressures of up to 140 bar Hydrostatically relieved axial face seals Wear resistant silicon carbide seal disks No coolant flush after pressure release Low pressure drop at high flow rates Precision steel housing Large variety of design variants available
Rotodisk S2-S-SP, model 7452
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotodisk SW
Radial media supply Pressure of 70 bar at 10.000 rpm Extreme compact cartridge design Hydrostatically compensated seals Special sealing material combination Long life time Low torque For driven tools or angular heads
Rotodisk SW 30
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotodisk EBS
Bearing-less cartridge unit Operating speed of up to 100.000 rpm Medium pressures of up to 180 bar Hydrostatically relieved axial face seal Wear resistant silicon carbide seal disks Dry running safe Simple integration in spindle design Many design varieties available
Rotodisk S0-EBS, model 7997
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotostat E
Hydrostatically aligned radial gap seal Medium pressures of up to 600 bar Operating speeds of up to 40.000 rpm Wear resistant coatings insure robustness Low leakage primary sealing system Sophisticated secondary long life seal For Flow rates of up to 300 L/min. Transfers oil, water based liquids or gas
Rotostat M80 EX2-1
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotostat N
Hydrostatically controlled gap seal Pressures of up to 250 bar at 20.000 rpm Up to 700 l/min flow rate per channel Contact and wear-free sealing system Low mechanical losses by viscous friction Seizure safe sealing sleeve system For oil and water based fluids Also available as a cartridge elements
Rotostat M140 NX2-1 Rotostat N Cartridge Elemente
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotostat A Cartridge Elemente
Rotostat A
Hydrostatically controlled gap seal Pressures up to 80 bar at 30.000 rpm Very low predefined leakage Contact and wear-free sealing system Easy integration due to compact design For oil, water based fluids or gas Quick exchangeable cartridge elements Patented technology
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotopack
Leakage-free elastomer contact seals Pressures up to 450 bar Extremely wide range of designs Single and multi channel units Huge selection of special seals available Solutions for nearly every medium Special designs for customer specific use
Rotopack MCR
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotovac
Suitable for fine, high and ultra-high vacuum Wear-free ferro-fluid seal Inert ferro-fluid Low friction, minimal stick-slip effect, low
friction torque No particle build-up caused by wear For rotational speeds of up to 15,000 min-1
Rotovac
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotocal for a grain fermentation system
Rotocal
Rotary union for large shafts up to 3 m Pressure of 100 bar at speed of 20 m/s Hydrostatically relieved sliding block Very low friction and leakage losses Suitable for very high flow rates For all kinds of media Patented technology
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotoflux
For signal, digital data and power currents Reliable current transmission Highest contact quality Proven gold/gold technology Extremely low dynamic noise Super finished contact surfaces IP 64 for rough applications Maintenance-free operation
Slip Ring Rotoflux ESW
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotoray®
Non-contacting high-speed data transmission Data transmission rates up to 30 Gbit/s Very low insertion loss Immune against EMP and ESD Extremely robust design Optical performance insensitive to temperature
changes Single Mode or Multi Mode version available Easily upgradeable to multichannel system Very compact design Rotoray®
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotocap
Non-contacting high-speed data transmission Data transmission rates up from 50 Mbit/s to
1.25 Gbit/s Bit error rate < 10-12
High resistance against EMI and ESD Compatible with all standard transmission
protocols Suitable for integration into other slip ring
systems Suitable for combination with rotary joints for
media Slip Ring ESR + Rotocap
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotoguide
High-precision linear air bearing with micro-jet
technology Ultimate linear and rotary accuracy Optimized for ultra-high vacuum applications Wear-free air bearings with superior load
capacity Graphite bearing shells for excellent dry-
running properties Extremely low air consumption Rotoguide
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotospray Z70-HP
Rotospray Z70
Air bearing rotary atomizer 70.000 rpm at flow rate of 1200 ml/min High load capacity for robot usage Special bearing material for robustness High performance pneumatic turbine Low air consumption Integrated optical encoder Development of customized air bearings
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotokombi
Combination of different rotating unions Mix of mediums transferred by one unit All our sealing systems can be combined For high and low rotational speeds Optimally adapted customized solutions Robust design insures high reliability Fully functionally tested
Rotokombi M25 EX-1 + S1
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotokombi
Integral system for transferring oil and electric currents
For pressures up to 350 bar Large flow rates to 300 L/min Wear and maintenance free radial clearance
seal Low leakage from the primary sealing system Sophisticated secondary seal guarantees no
leakage Durable e-slip ring with very long life Gold plated slip rings ensure highest contact
quality
Rotokombi M100 PX-1 + ESR 110-27
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Rotojet A - IMQL
Production of the oil aerosols outside the spindle
Secure lubrication of the cutting area Automatic dosage adjustment when changing
tool Very user- and maintenance-friendly Simple integration in machines with internal cooling lubricant supply Combinable with internal cooling lubricant
supply Prevents health and environmental problems Reduces manufacturing costs
Booster AB250 automatic
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Torsion Motors
Torques up to 150.000 Nm Rotational speed to 20.000 rpm Quasi-static, swelling & dynamic loading Any performance simulations possible Servo hydraulic operation Superimposing of relative rotation Low energy consumption
Torsion Motor
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
Product Features
Hydro Swingers
For dynamic torsion tests Torque up to 150.000 Nm Angle of rotation to +/-120° Frequencies up to 70 Hz Accuracy greater than 0.1% Swelling and dynamic load Usually no torque sensor is necessary Servo hydraulic operation
Hydro Swinger 16000-100
Rotary Unions | Slip Rings | Air Bearings | Minimal Quantity Lubrication | Test Rig Technology www.gat-mbh.de
