The Preparation and Performances of Self-Dispersed Nanomicron Emulsified Wax Solid Lubricant Ewax for Drilling Fluids

Table 2

Comparison of different lubricants.

Sample	Principal component	Particle size	Product modality	Δ𝐾𝑓/%	Δ f/%
Ewax	wax (ceratum)	nanomicron	solid	73.5	77.6
DZ	wax	nanoscope	emulsion	65.3	72.5
DY	wax	nanoscope	emulsion	71.5	73.3
Slube	Inflating crystalline graphite	nanomicron	solid	57.0	64.0
GD-2	Crystalline graphite	nanomicron	solid	26.3	65.0