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# Paint Calculation Practice & Report (AA)

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• 1. INPUT: OUTPUT: Data Contoh Proteksi Katodik dengan Coating PERHITUNGANCONDITION PRIMERArea (m^2) 1000Volume Solid (%): TSR (m^2/lt)* Primer Coat 60 10* Intermediate Coat 66.7 WFT (mikron)* Top Coat 60 120Dry Film Thickness, DFT (mikron): Consumption Factor, CF* Primer Coat 60 2* Intermediate Coat 100 Practical consumption (litre)* Top Coat 30 200Maximum Thinner (%) 20Loss Factor (%) 50Abrasive Consumption (kg/m^2) 50 INTERMEDIATECOSTPaint (Rp/lt): TSR (m^2/lt)* Primer Coat 80000 7* Intermediate Coat 80000 WFT (mikron)* Top Coat 120000 180Thinner (Rp/lt): Consumption Factor, CF* Primer Coat 20000 2* Intermediate Coat 20000 Practical consumption (litre)* Top Coat 30000 300Abrasive (Rp/kg):*Sand 1000Equipment (Rp/day):* Blasting 400000* Coating 300000 TOP* PPE 50000Manpower (Rp/day): Total: TSR (m^2/lt)* Blaster 100000 4 20* Painter 100000 1 WFT (mikron)* Helper 50000 1 60* Inspector 400000 1 Consumption Factor, CFMiscellaneous (Rp/day): 1 2* Consumable 50000 Practical consumption (litre) 100PROFIT (%) 10
• 2. WORK SPEED (m^2/day) 10 OUTPUT: COST OF PROJECT Material Consumption Unit Price of Paint (Rp/litre) Thinner (litre) Price of Thinner (Rp/litre) Cost Total (Rp) (Paint+Thinner) PaintPrimer 200 160 litre 80000 40 20000 13,600,000Intermediate 300 240 litre 80000 60 20000 20,389,805Top 100 80 litre 120000 20 30000 10,200,000 Total (Rp) 44,189,805 Abrasive Unit (Rp/kg)50 kg/m^2 50000 kg 1000 50,000,000 Equipment Unit (Rp)Blasting 100 day 40 4,000Coating 100 day 30 3,000PPE 100 day 5 500 Total (Rp) 7,500 Manpower Unit (Rp/day)Blaster 4 person 100000 40,000,000Painter 1 person 100000 10,000,000Helper 1 person 50000 5,000,000Inspector 1 person 400000 40,000,000 Total (Rp) 95,000,000 Miscellaneous Unit (Rp)Consumables 100 day 50000 5000000Profit 10 % 194197305 19419731 TOTAL COST (Rp) 213,617,036
• 3. PAINTING SPECIFICATIONDate: Project: Owner:Sub Contractor: Company: Superintendent: ThinnerAreal Preparation and System per Area No. of square meter Component DFT (micron) WFT (micron) Nozzle Pressure bar Overcoat at time hrs Dust dry after hrs (%) Type Mixing Type Cleaning
• 4. DAILY INSPECTION REPORTPROJECT: DATE: REPORT:CONTRACTOR: SPECIFICATION: LOCATION: AMBIENT CONDITION: SURFACE PREPARATION:Time hrs □ Sand Blast □ Sa 1 □ Sa 2 □ Sa 2 1/2 □ Sa 3Air Temp (C)Wet Bulb Temp(C) □ MechanicalRelative Humidity (%)Steel Temp (C) □ Water JetDew Point (C)Comment: PROFILE: Min Max Average Micron Abrasive Type Grade/Mass Paint Area/Item Blasted Area/Item Coated No. of Coat Batch No. WFT DFT Total (lt) Code NameEQUIPMENT:□ Generator □ Compressor □ Blast Pots □ Airless Spray □ Conventional SprayNozzle Remarks:PressureComment: Contractor QC, Surveyor, Coating Inspector, Abrianto Akuan