kualitas bensin premium semakin buruk

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DOHC
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Re: kualitas bensin premium semakin buruk

Post by DOHC »

lah iya lahhh... wong premium aja skrg warna nya sama ama pertamax plus... sama2 warna merahh... mendingan jauhi dulu dahh bensin pertamina, kcuali kalo mo beli bensin subsidi nya...
numpang lewat aja.... :ngacir: :ngacir:
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Re: kualitas bensin premium semakin buruk

Post by poeticmind »

jalu wrote:kemaren isi shell super terasa ngacirrr....FC 1:9 (MID), sore ini isi pertamax dan terasa tarikan rada ngedrop...FC jg melorot jadi 1:8.2 (MID). rute sama2 dalkot dan rame lancar......

kok beda euy..... :e-think:
wah ini bikin iri aja... di bdg ga ada shell... cuma ada bensin malaysia. nah kalo bensin malaysia, saya rasakan juga lebih irit, hanya kurang bisa ngacir dibanding pake P+.
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jalu
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Re: kualitas bensin premium semakin buruk

Post by jalu »

Kandungan Sulfur di Premium Terlalu Tinggi

selengkapnya : http://id.news.yahoo.com/lptn/20100726/ ... 562ac.html
"It took Japan 40 years to become a great automotive nation. It took South Korea 20 years. I think it will take China as little as
10 to 15 years." ~ Giorgetto Giugiaro


"HP sells cars, Torque wins races." ~ Carroll Shelby
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Hansen
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Re: kualitas bensin premium semakin buruk

Post by Hansen »

Bagaimana dengan warna pertamax 92 ? Apakah masih biru? :ungg:
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kesha
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Re: kualitas bensin premium semakin buruk

Post by kesha »

kemarin isi pertamax di motor Beat, warnanya masih biru.
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Re: kualitas bensin premium semakin buruk

Post by maskopat »

Dark Brownies with Cappuccino
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kesha
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Re: kualitas bensin premium semakin buruk

Post by kesha »

info terbaru: http://id.news.yahoo.com/antr/20100726/ ... 08abe.html

tapi kok sepertinya telat pemeriksaannya?
Apakah BBM yg bermasalah masih ada atau sudah habis stok nya?
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Re: kualitas bensin premium semakin buruk

Post by ilhami »

efek kandungan sulfur:
http://www.med.govt.nz/templates/Page____10323.aspx
The amount of sulphur allowed in petrol and diesel is limited because of the undesirable effects it causes during combustion, such as its odour, its corrosiveness, and its tendency to produce acidic by-products. In addition, advanced technologies that are used to meet stringent emissions limits generally require very low levels of sulphur in order to operate effectively.

pengaruh ke fuel pump?
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Re: kualitas bensin premium semakin buruk

Post by DOHC »

bikin karat tangki bensin, trus rontokan2 karat tsb bikin mampet fuel pump.... atau bagian2 metal dari fuel pump jadi berkarat trus nyedot bensin nya jadi kaga kuat...
numpang lewat aja.... :ngacir: :ngacir:
kesha
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Re: kualitas bensin premium semakin buruk

Post by kesha »

Namanya Sulfur dan Acid, jelas aja akan merusak fuel pump.
Pump untuk acid harus spec nya pake material stainless.
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Re: kualitas bensin premium semakin buruk

Post by kesha »

DOHC wrote:bikin karat tangki bensin, trus rontokan2 karat tsb bikin mampet fuel pump.... atau bagian2 metal dari fuel pump jadi berkarat trus nyedot bensin nya jadi kaga kuat...
Dalam kasus mobil gw, filter dan tangki kondisi bersih, tp fuel pumpnya jebol.
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Re: kualitas bensin premium semakin buruk

Post by DOHC »

sulfur ketemu air (uap yg terakumulasi) jadi h2so4(acid).... kalo pas SMA atau anak teknik kimia, pasti tau itu larutan punya kehebatan... :mrgreen: :mrgreen: :mrgreen:
numpang lewat aja.... :ngacir: :ngacir:
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jalu
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Re: kualitas bensin premium semakin buruk

Post by jalu »

wah saya tamatan STM....ndak pernah belajar kimia....... :frm_bang_head:
"It took Japan 40 years to become a great automotive nation. It took South Korea 20 years. I think it will take China as little as
10 to 15 years." ~ Giorgetto Giugiaro


"HP sells cars, Torque wins races." ~ Carroll Shelby
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maskopat
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Re: kualitas bensin premium semakin buruk

Post by maskopat »

kimia?? chemistry ya? kayaknya sering denger pas acara si coki2 itu...
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asudarsono
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Re: kualitas bensin premium semakin buruk

Post by asudarsono »

Coki - coki dari Gery khan? Kalau ada iklan itu aku pasti liat. Asmirandah oh ye !

Maksudnya air aki gak usah beli donk, tinggal nadah uap bensin.
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kesha
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Re: kualitas bensin premium semakin buruk

Post by kesha »

kira2 kalo fuel pump kena acid dan jebol, trus efek nya ke mesin itu kira2 bagian mana yg akan menyusul jebol ya?
apakah injector nya juga akan kena?
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aldy
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Re: kualitas bensin premium semakin buruk

Post by aldy »

http://berita.liputan6.com/ibukota/2010 ... alu.Tinggi

Maaf nih kalo udah ada yg copas beritanya.. :big_peace:

Kalo ane bilang sih kalo pertamina ngotot premiumnya ga bermasalah OK2 aja..emang minta di :big_slap: dirutnya..
RA167E V6 1,5 liter 1500 HP
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Re: kualitas bensin premium semakin buruk

Post by ilhami »

sulfur bikin mampet filter bensin ya?
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Re: kualitas bensin premium semakin buruk

Post by DOHC »

mampet sehh yg kaga, tapi bikin cepet rusak tuh fuel pump, scara sulfur kalo ketemu uap air jadi corrosive..

btw ari ini abis ngisi premium (again) full tank di tempat yg sama sblom2 nya.... dan warna premium nya uda berkurang merah nya... malah cenderung balik ke asal yg warna kuning.... anehh...
numpang lewat aja.... :ngacir: :ngacir:
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Re: kualitas bensin premium semakin buruk

Post by DOHC »

nah loh... koq berubah warna lagi...

http://www.detikfinance.com/read/2010/0 ... m?f9911023

di taksi gamya malah itam legam... di ane merah...

btw, dulu ane perna coba nyampur premium dgn salah satu produk bioetanol yg diedarkan melalui milis.. dan warna etanol tsb bewarna ungu kemerah2an... yg kalo di campur ke premium, ane perhatikan warna bensin nya jadi berubah agak kemerahan jg... apa jgn2 premium dicampur etanol tsb yahh biar naekin oktan... :e-think: :e-think:
numpang lewat aja.... :ngacir: :ngacir:
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Re: kualitas bensin premium semakin buruk

Post by imsus2c »

ilhami wrote:sulfur bikin mampet filter bensin ya?
DOHC wrote:mampet sehh yg kaga, tapi bikin cepet rusak tuh fuel pump, scara sulfur kalo ketemu uap air jadi corrosive..

btw ari ini abis ngisi premium (again) full tank di tempat yg sama sblom2 nya.... dan warna premium nya uda berkurang merah nya... malah cenderung balik ke asal yg warna kuning.... anehh...
Untuk beberapa kasus, campuran sulfur dalam bensin bisa merusak dan membuat mesin jebol... :D

Contohnya, kasus yang terjadi di beberapa mesin BMW seri M60, di mesin itu, BMW menggunakan/melapisi liner silindernya dengan Nikasil, tujuannya mengurangi friksi antara silinder dengan liner-nya. Ternyata Nikasil ini tidak tahan dengan sulfur, dan akhirnya, rusak...
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Re: kualitas bensin premium semakin buruk

Post by kesha »

walah, gawat.
mesin mobil gw bisa jebol gara2 sulfur..

Kalo pake additive pembersih ruang bakar, kira2 menolong ga yah?
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Re: kualitas bensin premium semakin buruk

Post by kesha »

menurut gw kalo mau cek premium bener apa kagak, coba datengin penjual bensin eceran, mereka kan tiap hari melihat fisik perubahan premium.
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Re: kualitas bensin premium semakin buruk

Post by ilhami »

entah bener atau tidak ya
http://www.detikfinance.com/comment/201 ... bm-premium

mohamad asnan, saya sbgai penjual bensin eceran,dari pengalaman akhir2 ini,memang ada perubahan warna bensin jika diletakkan diluar(di botol dan terkena panas matahari baik secara langsung atau tidak langsung).bensin menjadi keruh dan ada endapan hitam dibawah botol.padahal,dulu2 nya tidak demikian.saya juga sempat mengamati di pengecer2 yg lain,dan saya jumpai hal yg sama.
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Re: kualitas bensin premium semakin buruk

Post by zweifellos »

aldy wrote:http://berita.liputan6.com/ibukota/2010 ... alu.Tinggi

Maaf nih kalo udah ada yg copas beritanya.. :big_peace:

Kalo ane bilang sih kalo pertamina ngotot premiumnya ga bermasalah OK2 aja..emang minta di :big_slap: dirutnya..
itu kan versi research dari perusahaan taksi gan, di thailand pula. kita tunggu aja lah gimana. menteri udah bilang mungkin saja ada penurunan kualitas bbm.

yg penting jangan menghakimi sekarang gan, malu ntar kalo juragan kena :big_slap: ama cewek yg paling berpengaruh di pertamina. :big_peace:
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