1. REPAIRING SMALL DAMAGE (PATCHING)
DOING PATCHING TECHNIQUE OF PANEL AND FLATTENING
BODY OTOMOTIF (F-022)
SK – KD 04

2. Purpose learning activity
Student can explain goal and reason of filling technique.
Student can explain advantage and disadvantage of technique filling.
Student can explain step and of technique filling.
Teknologi dan Rekayasa

3. TECHNIQUES PATCHING Filling with plastic putty Filling With Tin Solder
Filling With Fiberglass
Teknologi dan Rekayasa

4. PREPARATION OF FILLING WITH PUTTY PLASTIC
Checking and analysing the panel area
Flatening the object surface that will be done
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5. THE ATTENTION WHEN FILLING WITH PUTTY PLASTIC1
Read guide of usage of plastic putty before 2
Don‘t use harderner too 3
Don‘t return the putty have been used into the plastic putty 4
Swirl putty and harderner finely
Teknologi dan Rekayasa

6. TECHNIQUE OF HOLLOWING PANELFILLING
Rub surface work with emery paper grit 16 or 24 .
Douche surface of panel with primary / ED
Mixture the plastic putty with harderner by proporsional
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7. TECHNIQUE OF HOLLOWING PANELFILLING
Dab plastic putty flimsily ( first coat)
Make sure that first dab strength to area, then dab next job till close area work
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8. FLATTENING OF PUTTY PLASTIC
Flattening Cheese grater'
Flattening by Rotary grinder with abrasive disk grit 50
Flattening by Reciprocating sander‘ with grit 40
Final emery with emery of grit 80
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9. FILLING OF PANEL WITH TIN
Materials filling with tin is some mixture with composition 30% nickel and 70% plembum .
Excellence bauxite have high elasticity and the ability to change situation solid become liquid when heated
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10. FILLING TECHNICS by TIN
Cleaning panel area work with emery grit # 80
Dabbing Flux area surface of work panel
Heating area surface of panel with carburasing flame till brown colour
Dabbing tin solder to panel surface
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11. FILLING TECHNIQUE OF HOLLOWING PANEL by TIN
Heating tin, soldered above panel area work until flabby
Smoothing down surface of panel area with paddle
To facilitate flattening process, plunging the the paddle into the oil
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12. FLATTENING WITH TIN Flattening panel with tight-fistedly ( file bodi)
Flattening object surface wit smooth tight-fisted eye
Smoothing object surface with emery grit #80
Teknologi dan Rekayasa

13. FILLING PANEL BY FIBER GLASS
Strength from hot condition and corrosion and water proof
If happened damage by crash, kept it not disseminate
fiberglass material easier repaired too
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14. FILLING TECHNEQUE WITH FIBERGLASS
Cleaning the washted around panel with power–hacksaw
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15. FILLING TECHNEQUE WITH FIBERGLASS2
Cleaning coat paint 2 inch of hole boundary to be patched 3
Straightening side, from within out, angular shape 45° 4
Cutting two sheet of fiberglass. One snugly hole size and the other around 2 inch outside hole 5
Put fiberglass sheet above panel area.
Teknologi dan Rekayasa