CAST IRON SUPPORTS OUTDOOR STREET LIGHTING. SUPPORTS OF CAST IRON TO OUTDOOR STREET LIGHTING...
Transcript of CAST IRON SUPPORTS OUTDOOR STREET LIGHTING. SUPPORTS OF CAST IRON TO OUTDOOR STREET LIGHTING...
CAST IRON SUPPORTS
OUTDOOR STREET LIGHTING
SUPPORTS OF CAST IRON TO OUTDOOR STREET LIGHTING1. Classification:
• As per application• As per materials
2. Manufacturing process:• Previous research.• Building Moulds.• Smelting pieces.• Mechanize• Finishing• Packing/Handling.
3. General Characteristics:• Differences between cast Iron/Aluminium
4. Quality control possible faults
5. Summary, comments & conclusions
SUPPORTS OF CAST IRON
APPLICATION
• Columns
• Brackets
MATERIALS
• Cast Iron.• Cast Aluminium• Others no ferrics
MANUFACTURING PROCESS OF CAST IRON LIGHT FITTING
Previous research.
Building Moulds
Smelting pieces
Moulding Positioning Closing boxes Fusion Rinding Fettled
MechanizeDrillWinchAdjustments
FinishingshotpeenedPutty / finishingPrimer coatingFinishing coated -
colourCamera de
polymerisation
Packing / handling.
• No norm no standardization / certified
• Research of R. to finite parts.
PREVIOUS RESEARCH
BUILDING MOULDS
SMELTING PIECES PROCESS
MODEL - MOULD - PIECE
Positive model
Negative Mould
positive part
Mold
Mold with inner part
MELTING / MELT DRAIN
RINDING
FETTLED
MACHINING
WINCH
DRILL
ADJUSTMENTS
• Energetic mechanical pickling – shotpeened.
• Primer coating - epoxy 2 components 50/60 μ
• application polyurethane 2 components 90 μ
• Polymerisation chamber
• Packing
FINISHING
SHOTPEENED
ENERGETIC MECHANICAL PICKLING
PUTTIED / FINISHING
PRIMER APPLICATION• Primer - epoxy 2 components 50/60 μ
• Application of polyurethane in 2 components 90 μ
POLYMERISATION CHAMBER
PACKING / HANDLING
GENERAL CHARACTERISTICS OF OUTDOOR STREET LIGHTING IN CAST IRON
• Reproduction of forms
• Great similarity of pieces
• Section & Strongest
• Texture
• Synonymous of quality
• Recyclable 100% without cost raw material
REPRODUCTION FORMS
PART
MODEL
GREAT SIMILARITY OF PIECES
SECTION & STRONGEST
BS 3000
TEXTURE
DETAIL OF
BS 3000
SYNONYMOUS OF QUALITY
MATARÓ, SPAIN PROJECT
SYNONYMOUS OF QUALITY
TARRAGONA, SPAIN PROJECT
SYNONYMOUS OF QUALITY
SEVERAL
PROJECTS
ALICANTE VALENCIA
RECYCLABLE 100% WITHOUT COSTRAW MATERIAL
PEAR
FURNACE LOADING
CHARACTERISTICS OF CAST IRON
• Type EN-GJL-200 As per norm: EN 1561
• Type EN-GJS-500-7As per norm: EN 1563
• Differents degrees R. of stretching.
• Good behavior to oxidation.
– Non reduction section.- Oxide = Protection
Grey cast iron (traditional)
Ductile cast iron (> R)
• Norm EN 1706
• Many alloys according to application.
• Great difference of €/Kg. Acording quality Danger
• In “normal” alloys, porous oxide Progressive
Oxidation• Galvanic Par with fastening bolts & Columns.
CHARACTERISTICS OF CAST ALUMINIUM
QUALITY CONTROL
• Metallurgical quality control • Thicknesses control with ultrasounds • Hardness control• Primer micron-size control & painting by
ultrasounds• Adherence control• Chamber control of foggy salt • Ultraviolet chamber control• Effort in point control in test machine.
POSSIBILITYOF FAULTS
METALLURICAL QUALITY CONTROL
THICKNESS CONTROL WITH ULTRASOUNDS
HARDNESS CONTROL
PRIMER MICRON-SIZE CONTROL & PAINTING BY ULTRASOUNDS
ADHERENCE CONTROL
CHAMBER CONTROL OF FOGGY SALT
ULTRAVIOLET CHAMBER CONTROL
EFFORT IN POINT CONTROLIN TEST MACHINE
SUMMARY, COMMENTS & CONCLUSIONS
• Historically, light fitting with gas were only of casting• Possibility of recovering old forms• Project quality• Possibility of mixed lamp post + slender + economic• Cast iron Lamp post
- Progression of oxidation- Galvanic Par
• Brackets of cast aluminium, thickness 1/3• Columns no approved Pay attention to the quality• Are hte supports “for all the life”• Sevilla, supports catenary tram with outdoor street lighting• Sculptures up to 8 Tn.• Differents pieces not catalogued• Class I. to control gear is essential earth wire.
BINEFAR
CASTING OF BIG PIECESBINÉFAR (SPAIN)
MONZÓN
HANDLING & LOGISTICMONZÓN (SPAIN)
SABADELL
CASTING OF SMALL PIECES & HEAD OFFICESSABADELL (BARCELONA-SPAIN)
R. ROS ALGUER S.A.CASTING & LIGHTING
Joan Ros CasanovasEngineer Metallurgical
Presentation at TECNICAT5 february 2009
www.fundicionros.com