Welcome to The Science of Ski Glide
Understanding What Really Happens Between Ski Bases and Snow
Why do skis glide differently, even when they are prepared with similar waxes and surface structures?
How much of the gliding performance is determined by ski base materials, how much by surface geometry, and how much by waxes and coatings?
And perhaps most importantly: Do we really understand what happens at the microscopic interface between a ski base and snow?
The Science of Ski Glide explores these questions through independent technical analysis, material research, physical models and practical experiments.
The focus is on cross-country skiing, particularly the properties of UHMWPE ski bases, stone-ground structures, waxing technologies and the mechanisms of friction and wear.
This is not primarily a collection of traditional ski waxing instructions. It is an attempt to understand why certain materials, structures and preparation methods work, why others may fail, and which physical mechanisms could explain the differences.
Where to Begin
A two-part introduction to the interaction between ski base materials, surface structures, applied waxes and snow. A useful starting point for understanding why the ski base itself remains important even when waxes and coatings are applied.
2. What Are the Main Weaknesses of Existing UHMWPE Ski Base Types?
A five-part investigation into manufacturing variability, wax memory, carbon black interactions, limited wax retention and the possible trade-off between wax adhesion and glide performance.
3. Hand or Rotary Brush – That Is the Question?
An examination of the mechanical differences between hand brushing and rotary brushing, followed by a more detailed five-part exploration of wax layers, UHMWPE structure and wax removal.
4. Stone-Ground vs. Functional Ski Base Structure - Part 1
A two-part analysis of the differences between the nominal stone-ground structure and the functional surface geometry after waxing, scraping and brushing.
How to Read This Blog
The articles combine established material science with physical interpretations, practical observations and working hypotheses.
Not every proposed mechanism has been experimentally verified. Where appropriate, conclusions should be understood as hypotheses intended to stimulate further investigation and technical discussion.
The objective is not simply to find a faster wax or a better brush. It is to understand the complete system that determines ski glide.
Explore the articles, question the assumptions and enjoy the science behind sliding on snow.