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Viscosity improver

Engine and fuel systems#oil#viscosity
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Definitions

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1

A type of additive used to improve the viscosity of an oil.

Gerry community context

Related mailing-list messages and current discussions from Gerry. These are community context for the dictionary term.

  • Re: should 10W-40 be avoided?

    Historical mailing list · Sun, 15 Oct 2000 17:32:54 EDT

    ...Mobil 1 uses no viscosity improvers in their 5W-30, and I assume the new 10W-30 >> Any information on the Mobil 1 15W...

  • should 10W-40 be avoided?

    Historical mailing list · Sun, 15 Oct 2000 15:40:49 -0300

    ...20W-50 is the same 30 point spread, but because it starts with a heavier base it requires less viscosity index improvers (polymers) to...

  • Re: should 10W-40 be avoided?

    Historical mailing list · Sun, 15 Oct 2000 17:57:15 -0700

    ...20W-50 is the same 30 point spread, but because it starts with a >heavier base it requires less viscosity index improvers (polymers) to...

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