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  1. Join Date
    Mar 2005
    Posts
    1,011
    #21
    Quote Originally Posted by pitbullz
    i was told that coolants encourages algae or lumot propagating in your cooling system. true or false?

    magkano na nga ba now yun 50/50?

    False. Coolant is toxic.

  2. Join Date
    Nov 2003
    Posts
    3,848
    #22
    Quote Originally Posted by pitbullz
    i was told that coolants encourages algae or lumot propagating in your cooling system. true or false?

    magkano na nga ba now yun 50/50?
    try to touch coolant. iinit yung fingers mo and after a while they will get irritated.

  3. Join Date
    Sep 2005
    Posts
    37
    #23
    Quote Originally Posted by rsnald
    pag malaming panahon, walang kwenta water coolant. misnomer yung term na coolant. what the "coolant" actually does is to raise the heat capacity of water so that it boils at a slightly higher temp. pero para mangyari yan, malaking volume ng coolant ang kailangan mo, as in 1:1 ratio coolant:water or more. Yung anticorrosive effect naman is not really because of the coolant - which is either ethylene glycol or propylene glycol. Meron kasing anticorrosive additives yung coolant. Sa kin, mas mabuti pa kung makakabili kayo ng anticorrosive additive na pwede nyo ihalo sa radiator water. mas may pakinabang pa yun kesa sa coolant. Pero tama na dapat distilled water ang gamitin, wag mineral water, tap water, carbonated water or holy water
    Sir, bakit hindi bah pwedeng purong coolant ilagay diba anti rust sya? edi mas protection sya sa kalawang? Bakit pinahahaluhaan pa nag tubig Marami nagsasabi nakakasira kapag puro coolant n ilagay

  4. Join Date
    Mar 2005
    Posts
    1,011
    #24
    Quote Originally Posted by F1fireserpent
    Sir, bakit hindi bah pwedeng purong coolant ilagay diba anti rust sya? edi mas protection sya sa kalawang? Bakit pinahahaluhaan pa nag tubig Marami nagsasabi nakakasira kapag puro coolant n ilagay

    Coolant actually decreases cooling performance but it's a necessary evil due to the aforementioned benefits (raises boiling point, antifreeze, anticorrosive, lubricant, anti-cavitation). So if you use pure coolant you'll probably overheat.

  5. Join Date
    Jun 2004
    Posts
    387
    #25
    ano po yung 50/50? if i understood it correctly.....ang coolant (na benta sa gasolinahan or auto supply) ay 100% coolant? (ethylene glycol na yun?)

    di po ba: coolant (50%) + water (50%) = 100% liquid poured into the radiator?

    Or, mayroon na bang pre-mixed (50+50) na benta ngayon?

    IM experience, *50+50 (coolant + water) increases the boiling temp of the radiator water, thereby reducing overheating.

    will altering that ratio (like 30% water + 70% coolant) harm the engine? or increase the boiling point? or is it not advisable? is it advisable to do this? is it advisable to use 100% coolant, para mas mataas ang boiling temp?

  6. Join Date
    Nov 2005
    Posts
    5
    #26
    pag nag lagay ka ng coolant (not plain water, coolant din po kasi ang water) sa bago mong sasakyan, may proteksyon na ang radiator mo sa corrosion. ang main ingredient po kasi ng coolant (yung may kulay) ay inhibited ethylene glycol, ito po yung anti-rust compound which is mixed 50/50 with water. ok na pong ilagay ito sa radiator kahit di nyo na haluan ng tubig, mas marami kayong tubig na ilalagay mas malaki ang chance na kalawangin ang radiator nyo, pag purong tubig lang sigurado pong kakalawangin ang radiator. pag luma na ang radiator at linagyan nyo ng coolant, manunuot po ang inhibited ethylene glycol sa kalawang, posible po na magka tagas ang radiator nyo. so sa una pa lang maglagay na po kayo ng coolant (50/50) para may proteksyon ang radiator nyo. wala rin pong mabubuhay na algae sa init ng makita, hindi po totoo na lulumutin ang cooling system nyo. yung purong ethylene glycol po ang ginagamit na coolant sa mga turbina.

  7. Join Date
    Nov 2005
    Posts
    5
    #27
    yung binibenta pong coolant sa market 50/50 mixture po ito ng inhibited ethylene glycol with water, meron din pong 70/30 mixture na may mas mataas na boiling point. colorless po ang purong ethylene glycol linalagyan lang po ito ng kulay para malamig sa mata.

  8. Join Date
    Jun 2005
    Posts
    1,455
    #28
    hmmmm...ok

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Radiator Coolant vs Plain Water