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 Blotter Spot Test Oil Analysis:VOA Helix HX7 5W30, 16,286 km blotter Shell Helix Ultra 5W40

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yuareblessed
post Nov 26 2020, 09:20 PM

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QUOTE(chemistry @ Nov 26 2020, 08:29 PM)
Actually does 100% PAO engine oil exist in market?
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Really tough. I only manage to come across 1.

https://www.lazada.com.my/products/kixx-pao...lBrUUM&search=1

On the bottle, it says Fully PAO la
Quazacolt
post Nov 26 2020, 10:59 PM

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QUOTE(chemistry @ Nov 26 2020, 08:29 PM)
Actually does 100% PAO engine oil exist in market?
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i think no... but Penrite seems to claim 100% (or is it 100% full synthetic je? lol)
https://www.penriteoil.com.au/knowledge-cen...engine-oils/454

out of curiosity, looks like the claim is real
https://www.penriteoil.com.au/assets/msds/1...01.0%200318.pdf
>80% are the chemical based base oil (no petroleum)
rest are esters/(not base oil, zinc based) and additives to make up the rest of the composition

This post has been edited by Quazacolt: Nov 26 2020, 11:17 PM
abubin
post Nov 27 2020, 02:10 PM

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What's the difference between 100% PAO and 100% ester?
TSzeng
post Nov 27 2020, 07:26 PM

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QUOTE(chemistry @ Nov 26 2020, 08:29 PM)
Actually does 100% PAO engine oil exist in market?
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PAO polyalphaolefin base oils have negative characteristics such as the tendency to shrink seals and trouble dissolving common oil additives , i.e additives solubility problems .

They are commonly blended or combined with organic ester and/or petroleum synthetic base oils to provide a blended base oil that does not have these negative characteristics.

There may be engine oils claiming or advertising as 100% PAO , but these oil formulations cannot be totally free of ester or petroleum synthetic oils IMHO .

Just my 2 sen .

PAO Explained , Machinery Lubrication .

Attached Image

Attached Image

This post has been edited by zeng: Nov 27 2020, 07:41 PM
TSzeng
post Nov 29 2020, 08:18 PM

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QUOTE(yuareblessed @ Nov 26 2020, 09:20 PM)
Really tough. I only manage to come across 1.

https://www.lazada.com.my/products/kixx-pao...lBrUUM&search=1

On the bottle, it says Fully PAO la
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Kixx PAO 1 0W30 SN CF ( 100% Synthetic)

Material Safety Data Sheet MSDS as below :

Attached Image

Item 1 PAO base oil ( 68 - 79% ) ;

Item 2 , a kind of ester ? IDK .

Item 3 , ZDDP anti-wear ;

Item 4 , Additive package (15 - 25% )


Attached Image

This post has been edited by zeng: Nov 29 2020, 10:43 PM
TSzeng
post Dec 1 2020, 11:13 AM

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QUOTE(zeng @ Oct 27 2020, 08:51 AM)
Mobil 1 New Life 0W40 (Tesco) MB229.5
Oil Life : 18,031 km
ODO :311,861 km in


24 hour blotter :

https://forum.lowyat.net/uploads//attach-2/...-1603759803.jpg

48 hour blotter :

https://forum.lowyat.net/uploads//attach-2/...-1603759854.jpg

..... and going ..
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Mobil 1 New Life 0W40 (Tesco) MB229.5
Oil Life : 19,160 km
14 months oil life thus far .
ODO :312,990 km in
Car model: Toyota Avanza 1.3L
Engine: K3VE Multi Port Injection
Added some 100 mL of graphited engine oil in Elf Molygraphite 15W50 .
Make up oil added : Nil

48 hour blotters ,

Attached Image

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Absence of darkened and opaque centre zone .

Absence of darkened aureole zone / perimeter ring indicating no agglomeration of contaminants , yet .

Diffusion zone darker than before , indicating increased levels of dirt/contaminants/combustion by-products but appears harmless for now .

Darkened jagged external edge indicates presence of moisture in used oil , which is supposed to aggravate corrosion wear .

But centre zone/aureole zone, perimeter ring and diffusion zone do not indicate alarming levels of wear/dirt/contaminants caused by moisture corrossion .

Fuel dilution seems to be absent from blotter sample .

and ....... going , for now .

This post has been edited by zeng: Dec 1 2020, 01:19 PM
TSzeng
post Dec 2 2020, 10:19 AM

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QUOTE(abubin @ Nov 27 2020, 02:10 PM)
What's the difference between 100% PAO and 100% ester?
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The difference is :
100% PAO base oil formulation must have some ester or petroleum synthetic base for additive solubility .
100% ester base oil formulation may NOT have some PAO or petroleum synthetic base .

This post has been edited by zeng: Dec 2 2020, 10:20 AM
Quazacolt
post Dec 2 2020, 10:35 AM

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QUOTE(zeng @ Dec 2 2020, 10:19 AM)
100% ester base oil formulation may NOT have some PAO or petroleum synthetic base .
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I am interested source and citations please?
TSzeng
post Dec 2 2020, 12:17 PM

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QUOTE(Quazacolt @ Dec 2 2020, 10:35 AM)
I am interested source and citations please?
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Sorry , no citations or source but laced with ambiguity opposite that of certainty .

Persons who had done research rather extensively on 100% ester formulations may be able to throw some light on this .

This post has been edited by zeng: Dec 2 2020, 12:20 PM
90Boyz
post Dec 3 2020, 08:50 AM

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user posted image

Honda City GM2 year 2009
Current Odo : 135,634KM
Date: 03/12/2020
Blotter time : 8:00am (picture after 24hrs)
oil age : 2,330km
Engine oil used : Honda HGEO Semi Synthetic 5W30 SN

user posted image
Pics taken after 48hrs after blotter test

This post has been edited by 90Boyz: Dec 4 2020, 12:45 PM
TSzeng
post Dec 3 2020, 12:58 PM

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QUOTE(90Boyz @ Dec 3 2020, 08:50 AM)
user posted image

Honda City GM2 year 2009
Current Odo : 135,634KM
Date: 03/12/2020
Blotter time : 8:00am (picture after 24hrs)
oil age : 2,330km
Engine oil used : Honda HGEO Semi Synthetic 5W30 SNs
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Hi ,

If not for your disclosure of its 2330 km usage , this clean blotter would have been mistaken as that of an un-used virgin oil blotter from HGEO semi syn 5W30 SN .

There is complete absence of 'structures' in this 2330 km blotter , which means good news as it indicates 'near new' condition of the used oil sample with minimal or negligible amount of combustion by-products or contaminants/dirt .

The very light colour of the blotter also indicates very very minimal oxidation of oil .

You may scroll through Post # 1 of this thread for a 4.5 years usage at about 6.8K km blotter of similar Honda oil uploaded by @Trony for comparison , though of differrent engine models (?) and driving pattern .

This post has been edited by zeng: Dec 3 2020, 01:10 PM
TSzeng
post Dec 3 2020, 01:41 PM

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QUOTE(zeng @ Nov 29 2020, 08:18 PM)
Kixx PAO 1 0W30 SN CF ( 100% Synthetic)

Material Safety Data Sheet MSDS as below :

Attached Image

Item 1 PAO base oil ( 68 - 79% ) ;

Item 2 , a kind of ester ? IDK .

Item 3 , ZDDP anti-wear ;

Item 4 , Additive package (15 - 25% )
Attached Image
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Item 2 Long Chain Alkaryl Amine is NOT an ester . It performs as anti-oxidants .

Item 3 Zinc Alkyl Dithiophosphate /Phosphorodithioic Acid is an ester . It performs as anti-wear additives , but it is not ZDDP which is also another type of anti-wear additives .

This post has been edited by zeng: Dec 3 2020, 01:43 PM
90Boyz
post Dec 3 2020, 02:39 PM

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QUOTE(zeng @ Dec 3 2020, 12:58 PM)
Hi ,

If not for your disclosure of its 2330 km usage , this clean blotter would have been mistaken as that of an un-used virgin oil blotter from HGEO semi syn 5W30 SN .

There is complete absence of 'structures' in this 2330 km blotter , which means good news as it indicates 'near new' condition of the used oil sample with minimal or negligible amount of combustion by-products or contaminants/dirt .

The very light colour of the blotter also indicates very very minimal oxidation of oil .

You may scroll through Post # 1 of this thread for a 4.5 years usage at about 6.8K km blotter of similar Honda oil uploaded by @Trony for comparison , though of differrent engine models (?) and driving pattern .
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Hi bro zeng,
Thanks for the explanations
This bottle of oil sit in the closet for quite some times , maybe 2years ?
also i also bought a Aisin 5w30 pao + ester on 11.11 promo
will drain out the Honda Oil when reaching 6k
chemistry
post Dec 3 2020, 06:43 PM

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QUOTE(zeng @ Dec 3 2020, 01:41 PM)
Item 2 Long Chain Alkaryl Amine is NOT an ester . It performs as anti-oxidants .

Item 3 Zinc Alkyl Dithiophosphate /Phosphorodithioic Acid is an ester . It performs as anti-wear additives , but it is not ZDDP  which is also another type of anti-wear additives .
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So we have known that 1-decene is PAO (base oil).
Do you have any idea ester base oil appears as what chemical name?
TSzeng
post Dec 3 2020, 07:41 PM

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QUOTE(chemistry @ Dec 3 2020, 06:43 PM)
So we have known that 1-decene is PAO (base oil).
Do you have any idea ester base oil appears as what chemical name?
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Yes, any -decene displayed in typical msds is always a PAO .

Ester as the little I know of , is a general terminology comprising numerous varying combination of elements such as Zinc Alkyl Dithiophosphate etc above . Very unlike PAO chemistry .

This post has been edited by zeng: Dec 3 2020, 07:50 PM
chemistry
post Dec 3 2020, 08:45 PM

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QUOTE(zeng @ Dec 3 2020, 07:41 PM)
Yes, any -decene displayed in typical msds is always a PAO .

Ester  as the little I know of , is a general terminology comprising numerous varying combination of elements such as Zinc Alkyl Dithiophosphate etc above . Very unlike PAO chemistry .
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It's sad that Motul 300V does not disclose much about ester component in their MSDS. Otherwise we would at least have some clue.
Andy0625
post Dec 6 2020, 04:09 PM

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Hi Zeng, just sharing my 1800km blotter test with the same engine but with Aisin 5w30 pao+ester with ceratec.

Should I be worry about the silver lining around?
TSzeng
post Dec 6 2020, 10:46 PM

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QUOTE(Andy0625 @ Dec 6 2020, 04:09 PM)
user posted image
Hi Zeng, just sharing my 1800km blotter test with the same engine but with Aisin 5w30 pao+ester with ceratec.

Should I be worry about the silver lining around?
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Mind sharing engine model and odometer km ?

Is the blotter hour matured , i.e 48/72 hours ?

This post has been edited by zeng: Dec 6 2020, 11:02 PM
Andy0625
post Dec 8 2020, 10:14 PM

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QUOTE(zeng @ Dec 6 2020, 10:46 PM)
Mind sharing engine model and odometer km ?

Is the blotter hour matured , i.e 48/72 hours ?
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Its currently around 137k km, Proton CFE engine. Yes, it's a 48 hour blotter test.
TSzeng
post Dec 9 2020, 10:27 AM

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QUOTE(Andy0625 @ Dec 6 2020, 04:09 PM)
user posted image
Hi Zeng, just sharing my 1800km blotter test with the same engine but with Aisin 5w30 pao+ester with ceratec.

Should I be worry about the silver lining around?
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QUOTE(Andy0625 @ Dec 8 2020, 10:14 PM)
Its currently around 137k km, Proton CFE engine. Yes, it's a 48 hour blotter test.
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Hi Andy ,

Having come across reasonably well performing blotter spot of a 12,000 km Aisin pao+ester 5W40 (sibling to 5W30) , I was a bit taken aback by the obvious emergence of slightly darkened aureole zone aka perimeter ring in this low mileage 1800 km blotter .

Initially I thought ceratec , which I don't know much about , may have a role in this grayish aureole zone .

Going through Post # 1 of this read and I found this Campro CFE turbo engine had a previous blotter spot of 5,218 km of Petronas SN 5W30 , in use immediately after DPS Engine Flush application prior to using Petronas oil .

That previous Petronas blotter also displayed a similar phenomenon in slightly darkened aureole zone which I speculated then it is to be related to DPS flush .

Now , this second oil use of Aisin 5w30 pao+ester also display a slightly darkened aureole zone /perimeter ring in a very low mileage of 1800 km .

I would speculate , again that it is related to that particular DPS engine flush usage prviously . True or not , only time will tell IMO .

As regards the silver lining external to this Aisin blotter spot test sample or halo as I call it , it is likely an indication of engine fuel dilution problem IF this blotter sample was taken hot i.e after 20 minutes or more of driving . Since you did not indicate clearly or thoroughly , this silver lining resembling fuel dilution can also be related to cold temperature oil sample when taken IDK .

IMHO, this 1800 km used oil is obviously still in serviceable condition for a long time to come and I don't think you should be worried about this silver lining , which is negative in a way .

This post has been edited by zeng: Dec 9 2020, 10:39 AM

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