In grease, why is tungsten disulfide not used by any large companies as a friction reduction additive? I can only find small companies that use it.
Here are a couple of the small companies I found that use tungsten disulfide in their greases:
www.nanoslicklubricants.com/low-friction-lubricant/
In grease, why is tungsten disulfide not used by any large companies (like Mobil, Castrol, Chevron, etc.) as a friction reduction additive?
Besides additional cost, is there something technically negative about tungsten disulfide that these large companies discovered that the small companies have not?
Here are a couple of the small companies I found that use tungsten disulfide in their greases:
www.nanoslicklubricants.com/low-friction-lubricant/
In grease, why is tungsten disulfide not used by any large companies (like Mobil, Castrol, Chevron, etc.) as a friction reduction additive?
Besides additional cost, is there something technically negative about tungsten disulfide that these large companies discovered that the small companies have not?
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