Normaria Mustiana Sirait 2107010112130105 Mutu - B Produk 1 :PlastikKasus : Pengendalian Kualitas pada kecacatan produksi cething pada proses injeksi plastik di PT. Tossa Shakti divisi Tossa Workshop Jurnal:PengendalianKualitasPadaMesinInjeksiPlastikDenganMetodePetaKendali PetaPDiDivisiTossaWorkshopOlehMuch.Djunaidi,RachmadAdiNugroho. Universitas Muhammadiyah Surakarta. 2014No Ukuran Sampel Jumlah Cacat15467020 25467020 35467020 45467040 55467015 65467018 75467090 85467030 95467050 105467037 115467095 125467030 135467015 145467055 155467040 165467015 175467078 1854670100 195467083 205467010 215467010 225467050 235467030 245467015 255467041 26546703 27546700 28546700 29546700 305467015 13667501025 Normaria Mustiana Sirait 2107010112130105 Mutu - B a.Peta Kendali Atributp-chart Jumlah sampel (n = 1366750) Jumlah cacat (xi = 1025)

CL = UCL=

= 0,001101 LCL=

= 0,000399 No Ukuran Sampel Jumlah CacatpUCLpCLpLCLp 154670200,00040,00110,00070,0004 254670200,00040,00110,00070,0004 354670200,00040,00110,00070,0004 454670400,00070,00110,00070,0004 554670150,00030,00110,00070,0004 654670180,00030,00110,00070,0004 754670900,00160,00110,00070,0004 854670300,00050,00110,00070,0004 954670500,00090,00110,00070,0004 1054670370,00070,00110,00070,0004 1154670950,00170,00110,00070,0004 1254670300,00050,00110,00070,0004 1354670150,00030,00110,00070,0004 1454670550,00100,00110,00070,0004 1554670400,00070,00110,00070,0004 1654670150,00030,00110,00070,0004 1754670780,00140,00110,00070,0004 18546701000,00180,00110,00070,0004 1954670830,00150,00110,00070,0004 2054670100,00020,00110,00070,0004 2154670100,00020,00110,00070,0004 2254670500,00090,00110,00070,0004 2354670300,00050,00110,00070,0004 2454670150,00030,00110,00070,0004 2554670410,00070,00110,00070,0004 Normaria Mustiana Sirait 2107010112130105 Mutu - B 265467030,00010,00110,00070,0004 275467000,00000,00110,00070,0004 285467000,00000,00110,00070,0004 295467000,00000,00110,00070,0004 3054670150,00030,00110,00070,0004 136675010250,0187 Perbaikan

CL = UCL=

= 0,001085 LCL=

= 0,000389 No Ukuran Sampel Jumlah CacatpUCLpCLpLCLp 454670400,00070,00110,00070,0004 854670300,00050,00110,00070,0004 954670500,00090,00110,00070,0004 1054670370,00070,00110,00070,0004 1254670300,00050,00110,00070,0004 1454670550,00100,00110,00070,0004 1554670400,00070,00110,00070,0004 2254670500,00090,00110,00070,0004 0 0,0005 0,001 0,0015 0,002 135791113151719212325 Peluang Peta Kendali p-Chart Produk Kain Grey p UCLp CLp LCLp Normaria Mustiana Sirait 2107010112130105 Mutu - B 2354670300,00050,00110,00070,0004 2554670410,00070,00110,00070,0004 5467004030,0000 p0,000737 UCLp0,001085 CLp0,000737 LCLp0,000389 b.Peta Kendali Atribut np-chart

CL = 34,1667 UCL== 51,69577 LCL== 16,63757 No Ukuran Sampel Jumlah Cacatp npUCLnpCLnpLCLnp 154670200,000365832051,7034,1716,64 254670200,000365832051,7034,1716,64 354670200,000365832051,7034,1716,64 0,0000 0,0002 0,0004 0,0006 0,0008 0,0010 0,0012 12345678910 peluang Perbaikan Peta Kendali p-Chart Produk Kain Grey p UCLp CLp LCLp Normaria Mustiana Sirait 2107010112130105 Mutu - B 454670400,000731664051,7034,1716,64 554670150,000274371551,7034,1716,64 654670180,000329251851,7034,1716,64 754670900,001646249051,7034,1716,64 854670300,000548753051,7034,1716,64 954670500,000914585051,7034,1716,64 1054670370,000676793751,7034,1716,64 1154670950,00173779551,7034,1716,64 1254670300,000548753051,7034,1716,64 1354670150,000274371551,7034,1716,64 1454670550,001006045551,7034,1716,64 1554670400,000731664051,7034,1716,64 1654670150,000274371551,7034,1716,64 1754670780,001426747851,7034,1716,64 18546701000,0018291610051,7034,1716,64 1954670830,00151828351,7034,1716,64 2054670100,000182921051,7034,1716,64 2154670100,000182921051,7034,1716,64 2254670500,000914585051,7034,1716,64 2354670300,000548753051,7034,1716,64 2454670150,000274371551,7034,1716,64 2554670410,000749954151,7034,1716,64 265467035,4875E-05351,7034,1716,64 275467000051,7034,1716,64 285467000051,7034,1716,64 295467000051,7034,1716,64 3054670150,000274371551,7034,1716,64 136675010250,018748861025 Normaria Mustiana Sirait 2107010112130105 Mutu - B Perbaikan

CL =UCL= = 48,33261 LCL== 14,66739 No Ukuran Sampel Jumlah CacatpnpUCLnpCLnpLCLnp 154670200,000365832048,3331,5014,67 254670200,000365832048,3331,5014,67 354670200,000365832048,3331,5014,67 454670400,000731664048,3331,5014,67 654670180,000329251848,3331,5014,67 854670300,000548753048,3331,5014,67 954670500,000914585048,3331,5014,67 1054670370,000676793748,3331,5014,67 1254670300,000548753048,3331,5014,67 1554670400,000731664048,3331,5014,67 1654670150,000274371548,3331,5014,67 2254670500,000914585048,3331,5014,67 2354670300,000548753048,3331,5014,67 2554670410,000749954148,3331,5014,67 7653804410,00806658441 0 20 40 60 80 100 120 1357911131517192123252729 jumlah cacat Peta Kendali np - chart Produk Kain Grey np UCLnp CLnp LCLnp Normaria Mustiana Sirait 2107010112130105 Mutu - B PerbaikanNo Ukuran Sampel Jumlah CacatpnpUCLnpCLnpLCLnp 154670200,000365832044,4028,4212,43 254670200,000365832044,4028,4212,43 354670200,000365832044,4028,4212,43 454670400,000731664044,4028,4212,43 654670180,000329251844,4028,4212,43 854670300,000548753044,4028,4212,43 1054670370,000676793744,4028,4212,43 1254670300,000548753044,4028,4212,43 1554670400,000731664044,4028,4212,43 1654670150,000274371544,4028,4212,43 2354670300,000548753044,4028,4212,43 2554670410,000749954144,4028,4212,43 6560403410,00623742341 0 10 20 30 40 50 60 1234567891011121314 Junlah Cacat Perbaikan Peta Kendali np-chart Produk Kain Grey Iterasi 1 np UCLnp CLnp LCLnp Normaria Mustiana Sirait 2107010112130105 Mutu - B Analisis : Produk 2 :Cat AirKasus : Mengetahui Jumlah Kecacatan Produk pada Bagian PencampuranJurnal : Implementasi Pengendalian Kualitas Dengan Menggunakan Metode Statistik Pabrik Cat CV X Surabay oleh Hendra Gunawan. Universitas Surabaya. 2013 c.Peta Kendali Atribut u-chart u1=

CL =

UCL=

= 0,044367 LCL=

= 0,02658 No Ukuran Sampel Jenis Kerusakan Jumlah CacatuCluUCLLCLuSalah warna Box Mixing kotor Cat Meng gumpalFormula tidak tepat 14000504025501650,041250,0354380,0443670,026508 2350002337701300,0371430,0354380,0449840,025892 370005060301002400,0342860,0354380,0421880,028688 0 10 20 30 40 50 123456789101112 Banyaknya cacat Perbaikan Peta Kendali np Chart Produk Mesin Injeksi Iterasi 2 np UCLnp CLnp LCLnp Normaria Mustiana Sirait 2107010112130105 Mutu - B 45300764743301960,0369810,0354380,0431950,02768 5500004565501600,0320,0354380,0434250,027451 66535656966502500,0382560,0354380,0424240,028452 760008043201002430,04050,0354380,0427290,028147 85000365430651850,0370,0354380,0434250,027451 9400003236501180,02950,0354380,0443670,026508 10850010057100653220,0378820,0354380,0415630,029312 11900010080471303570,0396670,0354380,0413910,029485 1260101305625282390,0397670,0354380,0427230,028153 136200257867302000,0322580,0354380,042610,028266 1490006546701002810,0312220,0354380,0413910,029485 155600057461002030,036250,0354380,0429850,027891 169000608537582400,0266670,0354380,0413910,029485 1798001507650853610,0368370,0354380,0411430,029733 1880001004380983210,0401250,0354380,0417520,029124 1995005056100502560,0269470,0354380,0412320,029644 2065005080321002620,0403080,0354380,0424430,028433 TOTAL13344511871127100614094729 0 0,005 0,01 0,015 0,02 0,025 0,03 0,035 0,04 0,045 0,05 12345678910 11 12 13 14 15 16 17 18 19 20 u Peta kendali u-chart poduk Cat Air u Clu UCL LCLu Normaria Mustiana Sirait 2107010112130105 Mutu - B Perbaikan No Ukuran Sampel Jenis Kerusakan Jumlah CacatuCluUCLLCLuSalah warna Box Mixing kotor Cat Meng gumpalFormula tidak tepat 14000504025501650,041250,0368260,0459290,027724 2350002337701300,0371430,0368260,0465580,027095 370005060301002400,0342860,0368260,0437070,029945 45300764743301960,0369810,0368260,0447340,028918 5500004565501600,0320,0368260,0449680,028685 66535656966502500,0382560,0368260,0439480,029705 760008043201002430,04050,0368260,0442590,029394 85000365430651850,0370,0368260,0449680,028685 9400003236501180,02950,0368260,0459290,027724 10850010057100653220,0378820,0368260,0430710,030582 11900010080471303570,0396670,0368260,0428950,030758 1260101305625282390,0397670,0368260,0442520,0294 136200257867302000,0322580,0368260,0441380,029515 1490006546701002810,0312220,0368260,0428950,030758 155600057461002030,036250,0368260,0445190,029133 1798001507650853610,0368370,0368260,0426420,031011 1880001004380983210,0401250,0368260,0432630,03039 2065005080321002620,0403080,0368260,0439670,029686 TOTAL114945107798686913014233 0 0,005 0,01 0,015 0,02 0,025 0,03 0,035 0,04 0,045 0,05 12345678910 11 12 13 14 15 16 17 18 u Perbaikan Peta Kedali u chart produk cat air Iterasi 1 u Clu UCL LCLu Normaria Mustiana Sirait 2107010112130105 Mutu - B Produk 3 : Furniture produk Melamine Table Top With MetalKasus : Kecacatan Produk Furniture pada Produksi Cutting danLaminatingJurnal : Analisa Pengendalian Kualitas Produk Pada Pt. Herdex Sejahtera DenganMetode Six Sigmaoleh Ade Suminar. Universitas Widyatama. 2008 d.Peta Kendali c-chart CL =

UCL= LCL= NoBulan Ukuran Sampel Jenis Cacat ProdukJumlah CacatPnp Pecah saat Cutting (C1) Lepas Bahan Laminasi (C2) Kesalahan Ukuran (C3) Pengeboran Sambungan Kaki Meja (C4) 1 Jan 5005430120,02412 2500321170,0147 35007520140,02814 45003232100,0210 1 Feb 5005221100,0210 25006321120,02412 35007611150,0315 4500324090,0189 1 Mar 5003431110,02211 2500403180,0168 35005540140,02814 4500340070,0147 1 Apr 50012740230,04623 25006330120,02412 35006501120,02412 4500422080,0168 1 Mei 5006340130,02613 25007242150,0315 3500413190,0189 45005312110,02211 1 Juni 500313070,0147 25006412130,02613 3500210140,0084 Normaria Mustiana Sirait 2107010112130105 Mutu - B 45006312120,02412 1 Juli 5006240120,02412 25007422150,0315 3500421290,0189 45008243170,03417 1 Agustus 500421180,0168 25005330110,02211 35007431150,0315 45005230100,0210 1 Sep 5008422160,03216 25007331140,02814 3500312170,0147 45005311100,0210 1 Okt 5005231110,02211 25005132110,02211 3500423090,0189 45006411120,02412 1 Nov 5009451190,03819 25007241140,02814 35008522170,03417 4500412180,0168 1 Des 500431080,0168 25008521160,03216 3500330170,0147 45006241130,02613 TOTAL24000259140113455571,114557 0 5 10 15 20 25 13579 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 Cacat Peta Kendali c-chart Produk Furniture Jumlah CacatUCL CL LCL Normaria Mustiana Sirait 2107010112130105 Mutu - B PerbaikanNoUkuran SampelJumlah Cacat UCLCLLCL 15001221,4711,361,25 2500721,4711,361,25 35001421,4711,361,25 45001021,4711,361,25 55001021,4711,361,25 65001221,4711,361,25 75001521,4711,361,25 8500921,4711,361,25 95001121,4711,361,25 10500821,4711,361,25 115001421,4711,361,25 12500721,4711,361,25 145001221,4711,361,25 155001221,4711,361,25 16500821,4711,361,25 175001321,4711,361,25 185001521,4711,361,25 19500921,4711,361,25 205001121,4711,361,25 21500721,4711,361,25 225001321,4711,361,25 23500421,4711,361,25 245001221,4711,361,25 255001221,4711,361,25 265001521,4711,361,25 27500921,4711,361,25 285001721,4711,361,25 29500821,4711,361,25 305001121,4711,361,25 315001521,4711,361,25 325001021,4711,361,25 335001621,4711,361,25 345001421,4711,361,25 35500721,4711,361,25 365001021,4711,361,25 375001121,4711,361,25 385001121,4711,361,25 39500921,4711,361,25 405001221,4711,361,25 Normaria Mustiana Sirait 2107010112130105 Mutu - B 415001921,4711,361,25 425001421,4711,361,25 435001721,4711,361,25 44500821,4711,361,25 45500821,4711,361,25 465001621,4711,361,25 47500721,4711,361,25 485001321,4711,361,25 23500534 Analisis : Pada peta c-Chart pada produk furniture menunjukkan data jumlah total produk yang tidaksesuaidenganukuransampelyangtetapdimanaprodukyangcacatdibedakan kedalambeberapajeniscacat.Diawalidenganmencarinilaicyaknidengan membandingkan antara banyaknya jumlah cacat dengan banyaknya sampel yang ada. 0 5 10 15 20 25 13579 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 Cacat Perbaikan peta kendalic - chart Iterasi 1Jumlah CacatUCL CL LCL Normaria Mustiana Sirait 2107010112130105 Mutu - B e.Peta Kendali U- ChartPecah saat Cutting (C1) Lepas Bahan Laminasi (C2) Kesalahan Ukuran (C3) Pengeboran Sambungan Kaki Meja (C4) NoBulan Ukuran Sampel Jenis Cacat Produk (dalam Yard) Jumlah CacatDUUCLCLLCL (C1) (C2) (C3) (C4) 1 Jan 500543012 7301,462,9081,4200 250032117 4110,8222,9081,4200 3500752014 9701,942,9081,4200 4500323210 4320,8642,9081,4200 1 Feb 500522110 6211,2422,9081,4200 2500632112 7711,5422,9081,4200 3500761115 10112,0222,9081,4200 450032409 4400,882,9081,4200 1 Mar 500343111 5311,0622,9081,4200 250040318 4310,8622,9081,4200 3500554014 7901,582,9081,4200 450034007 50012,9081,4200 1 Apr 5001274023 15903,182,9081,4200 2500633012 7801,562,9081,4200 3500650112 8511,7022,9081,4200 450042208 5201,042,9081,4200 1 Mei 500634013 7901,582,9081,4200 2500724215 8421,6842,9081,4200 350041319 4810,9622,9081,4200 4500531211 6621,3242,9081,4200 1Juni50031307 3800,762,9081,4200 Normaria Mustiana Sirait 2107010112130105 Mutu - B 2500641213 8121,6242,9081,4200 350021014 2510,5022,9081,4200 4500631212 7621,5242,9081,4200 1 Juli 500624012 7401,482,9081,4200 2500742215 9221,8442,9081,4200 350042129 5121,0242,9081,4200 4500824317 9431,8862,9081,4200 1 Agustus 50042118 5111,0222,9081,4200 2500533011 6801,362,9081,4200 3500743115 9311,8622,9081,4200 4500523010 6301,262,9081,4200 1 Sep 500842216 10222,0442,9081,4200 2500733114 8811,7622,9081,4200 350031217 3710,7422,9081,4200 4500531110 6611,3222,9081,4200 1 Okt 500523111 6311,2622,9081,4200 2500513211 5821,1642,9081,4200 350042309 5301,062,9081,4200 4500641112 8111,6222,9081,4200 1 Nov 500945119 11512,3022,9081,4200 2500724114 8411,6822,9081,4200 3500852217 10722,1442,9081,4200 450041218 4710,9422,9081,4200 1 Des 50043108 5601,122,9081,4200 2500852116 10712,1422,9081,4200 350033017 4510,9022,9081,4200 4500624113 7411,4822,9081,4200 TOTAL2400025914011345557

u10,010792w1100u1 . W11,079167U1,419792 u20,005833w250u2 . W20,291667u0,495929 u30,004708w310u3 . W30,047083CL u1,419792 u40,001875w41u4 . W40,001875UCL2,907578 LCL-0,06799 Normaria Mustiana Sirait 2107010112130105 Mutu - B No Ukuran Sampel Jenis Cacat Produk (dalam Yard) Jumlah CacatDUUCLCLLCL (C1) (C2) (C3) (C4) 15005430127301,462,8501,3820 2500321174110,8222,8501,3820 35007520149701,942,8501,3820 45003232104320,8642,8501,3820 55005221106211,2422,8501,3820 65006321127711,5422,8501,3820 750076111510112,0222,8501,3820 8500324094400,882,8501,3820 95003431115311,0622,8501,3820 10500403184310,8622,8501,3820 115005540147901,582,8501,3820 125003400750012,8501,3820 145006330127801,562,8501,3820 155006501128511,7022,8501,3820 16500422085201,042,8501,3820 175006340137901,582,8501,3820 185007242158421,6842,8501,3820 19500413194810,9622,8501,3820 205005312116621,3242,8501,3820 0 0,5 1 1,5 2 2,5 3 3,5 1357911 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 U Peta Kendali U Chart Produk Furniture U UCL CL LCL Normaria Mustiana Sirait 2107010112130105 Mutu - B 21500313073800,762,8501,3820 225006412138121,6242,8501,3820 23500210142510,5022,8501,3820 245006312127621,5242,8501,3820 255006240127401,482,8501,3820 265007422159221,8442,8501,3820 27500421295121,0242,8501,3820 285008243179431,8862,8501,3820 29500421185111,0222,8501,3820 305005330116801,362,8501,3820 315007431159311,8622,8501,3820 325005230106301,262,8501,3820 3350084221610222,0442,8501,3820 345007331148811,7622,8501,3820 35500312173710,7422,8501,3820 365005311106611,3222,8501,3820 375005231116311,2622,8501,3820 385005132115821,1642,8501,3820 39500423095301,062,8501,3820 405006411128111,6222,8501,3820 4150094511911512,3022,8501,3820 425007241148411,6822,8501,3820 4350085221710722,1442,8501,3820 44500412184710,9422,8501,3820 45500431085601,122,8501,3820 4650085211610712,1422,8501,3820 47500330174510,9022,8501,3820 485006241137411,4822,8501,3820 TOTAL2350024713310945534 u10,010511w1100u1 . W11,051064u1 . W1^2105,1064U1,38234 u20,00566w250u2 . W20,282979u2 . W2^214,14894u0,489328 u30,004638w310u3 . W30,046383u3 . W3^20,46383CL u1,38234 u40,001915w41u4 . W40,001915u4 . W4^20,001915UCL2,850325 Normaria Mustiana Sirait 2107010112130105 Mutu - B Analisis : PadapetaU-Chartpadaprodukfurnituremenunjukkanprodukyangtidaksesuai/ cacatyangdisebabkankarenabeberapakesalahandimanakecacatandibedakan berdasarkanbobotnyaataubebancacatyangberbedadimanadiawaliC1merupakan beban cacat yang dianggap sangat serius. Diawali dengan mencari nilai D (Demerits) per unit dengan mengalikan beban dan banyak cacat tiap beban yang berbeda beda. Padadatadalamsumberterdapatsatudatayangtidakmasukdalampetakendali sehingga perlu dilakukan iterasi dengan menghilangkan data yang out of control. 0 0,5 1 1,5 2 2,5 3 1357911 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 U Perbaikan U-Chart Produk Furniture Iterasi 1U UCL CL LCL