Boron (quiets engines)?

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wemay

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Does it really make an engine quieter? If so, what are the qualities that contribute to this?
 
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I can only say that delo 400 le makes my diesel very quiet. I can't prove it's the heavy dose of boron but something sets it apart from other HDEO's I've tried.

I'm currently trying kendall super-d which has about 100 ppm boron and 100 ppm of titanium. It sounds the same as delvac, super tech and rotella.

When using delo 400 the quiet/smooth sound is stunning. The biggest difference is while it's below operating temp, but even at full temp there is a noticable difference.

It stays quiet throughout the entire oci despite the boron levels dropping to about 90-120 ppm by the 20,000 mile mark. That's all I know...but like I said, I can't prove it's the boron.
 
Originally Posted By: wemay
Does it really make an engine quieter? If so, what are the qualities that contribute to this?


Boron replaces the Zinc in some oils that have reduced their Zinc content. It's an anti-wear additive. It can be mixed with Zinc.







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Oh-oh! Looks like Boron is gearing up to replace Noack as the new BITOG flavor-of-the-month.

Having said that, you'd be hard-pressed to find a bigger fanboy than me when talking Chevron/DELO. I think their HD line of products are as good as they come.

Originally Posted By: simplistic
How heavy is heavy on the boron? Could boron be the new moly?
 
Originally Posted By: simplistic
How heavy is heavy on the boron? Could boron be the new moly?


Delo 400 would be considered that IMO.


Doesn't Ceratec from Liquimoly have some type of boron in it?
 
Who here thinks that the additive type containing boron that we see in many oils is of one type and for one purpose? If yes, what is that purpose?
 
Well........

Boron is a good antiwear agent that secondarily keeps the sound down between metal parts rubbing against each other.

It also helps reduce corrosion and serves as an anti-oxidant.
 
Originally Posted By: JAG
Who here thinks that the additive type containing boron that we see in many oils is of one type and for one purpose? If yes, what is that purpose?


It's been a long time since reading molakule's white paper on boron additives, but I believe there are a few different types of borates and it's a multipurpose additive. It can be antiwear and an extreme pressure additive. I don't remember all the rest at this sleepy moment.

I think mola mentioned in a post somewhere that it works it's magic in oil before it get's up to full temp as well. I hope I'm not messing up mola's words. It's time to go back and read that white paper, again.
 
IIRC, Boron plays the same part as Zinc does in the anti-wear realm. The main difference is that while Zinc takes heat to activate and do its job, Boron can perform the same function right from cold start temps.

This may be why engines with Boron heavy oil will be quieter while they are warming up as well as at full operating temp.

This is just what I've learned from reading the white papers and paying attention when MolaKule answers questions.
 
That's pretty much what I've gathered from reading here as well. A boron heavy oil may be an excellent choice for a short tripper as a result.

Castrol advertises their GTX Synblend as a good oil for short trip use, sure enough it is high in boron and it's about the only Castrol product I'm aware of that has much boron at all.
 
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