1.3 Monolithic (hard tread) wheels

In monolithic (hard tread) wheels, the wheel centre body and the covering are made with the same material. The physical-mechanical characteristics of the wheel will change depending on the material used.

GENERAL
- 1. PLASTIC MATERIALS
- 1.1 Mechanical Strength
- 1.2 Thermal resistance
- 1.3 Strength and surface hardness
- 1.4 Resistance to chemical agents
- 1.5 Resistance to atmospheric agents and UV rays
- 1.6 Flame resistance
- 1.7 Electrical properties
- 1.8 Surface finish and cleanability
- 1.9 Compliance with international standards
- 1.10 Competence of ELESA Technical Department
- 2. METAL MATERIALS
- 2.1 Properties of metal inserts
- 2.2 Clamping knobs with threaded inserts (types of assembly)
- 2.3 Pass-through holes
- 2.4 End of threaded studs
- 3. OTHER MATERIALS
- 4. MACHINING TOLERANCES
- 5. FIXED HANDLES
- 6. ASSEMBLY MEASURES
- 7. SPECIAL EXECUTIONS
- 8. COLOURS
- 9. TEST VALUES
- 10. TECHNICAL TABLES
- 10.1 Conversion table
- 10.2 DIN 79 square holes
- 10.3 KEYWAYS
- 10.4 Transversal holes
- 10.5 Threads
- 10.6 IP – Protection classification for cases
- 10.7 MVK – Fixing the threads by self-gluing
- 10.8 PFB – Fixing threads by means of locking action
- 10.9 STAINLESS STEELS
- 10.10 CARBON STEELS, ZINC ALLOYS, ALLUMINIUM AND BRASS
- 10.11 DUROPLASTS: resistance to chemical agents
- 10.12 TECNOPOLYMERS AND RUBBERS: resistance to chemical agents
ADJUSTABLE LEVERS
- General Information
- Push button
- Stress resistance of technopolymer adjustable handles
- Safety adjustable handles
HANDLE WITH PNEUMATIC DRIVE
- Directional control valves
- Symbol
GRADUATIONS
- GRADUATION ENGRAVINGS ON CONTROL KNOBS
ROTARY CONTROLS
- 1. ELESA-CLAYTON ROTARY CONTROLS
- 1.1 Position Indicators
- 1.2 How to select the rotary controls
- 1.3 Special executions
- 2. GRAVITY POSITION INDICATORS
- 2.1 Ratios
- 2.2 Choice of the indicator ratio
- 2.3 Dials
- 2.4 Accuracy
- 2.5 Assembly instructions
- 3. POSITIVE DRIVE INDICATORS
- 3.1 Ratios
- 3.2 Choice of the indicator ratio
- 3.3 Dials
- 3.4 Assembly instructions
BALL TRANSFER UNITS
- Technical Data for ball transfer units
MODULAR ROLLER TRACKS
- General information
- Series
- Guidelines for the choice
LEVEL BUBBLES
- Spirit levels
SPUR GEARS
- 1. INTRODUCTION TO THE TRANSMISSIONS
- 2. TRANSMISSION ELEMENTS
- 2.1 The tooth
- 2.2 Spur gears
- 2.3 Racks
- 3. Technical notes
- 4. APPLICATIONS
- Glossary
RUBBER BUFFERS
- Technical data and guidelines for the choice
HIGH PERFORMANCE VIBRATION DAMPERS
- General information
- Features
- Guidelines for the choice
MAGNETS
- Magnetic materials
- Adhesive forces
- Types of retaining magnets
LEVELLING FEET
- No-slip disks for levelling elements
- Tables of the possible combinations Bases / Stems
HYGIENIC DESIGN
- Technical Data
- Seals
HINGES
- Guidelines for the correct application of plastic hinges
PNEUMATIC FASTENING CLAMPS
- General information
- Features
- Standard accessories
- Special executions on request
ELECTRICAL LEVEL INDICATORS
- Warnings for an effective protection of the Reed switches
- Inductive load
- Capacitive load
- Lamp load
- Wiring capacitance
CASTORS AND WHEELS
- 1. GENERAL INFORMATION
- 1.1 Rubber wheels
- 1.2 Polyurethane wheels
- 1.3 Monolithic (hard tread) wheels
- 2. BRACKETS
- 2.1 Swivel bracket
- 2.2 Fixed bracket
- 2.3 Swivel bracket with brake
- 3. AXLE SET
- 4. LOADS, FRICTION AND FORCES
- 4.1 Sliding friction
- 4.2 Rolling friction
- 4.3 Tractive force
- 5. CHOOSING THE RIGHT WHEEL
- 5.1 Nature and condition of the ground
- 5.2 Environment
- 5.3 Magnitude and nature of the load
- 5.4 Speed and means of traction
- 5.5 Manoeuvrability
- 5.6 Choosing the wheel
- 6. GLOSSARY
- WHEEL/BRACKET COMBINATIONS
Vacuum components
- Introduction to the vacuum
- General features of the rubber compounds
Elastomer springs
- Resistance to chemical agents
- Operating temperature