Tribological investigations had been carried out on the plasma coating (Al2O3+ ZrO2) below dry and moist abrasion stipulations according to ASTM G134. Commercial motor oil 20W40 was used as a lubricant. At a rotational speed of 200 rpm. all experiments were carried out with ordinary loads of 10. https://usoneilles.shop/product-category/womens-wetsuits/