The first letter z stands for brackets;
The second letter Y stands for shield type, Z stands for support type, and F stands for top coal caving;
For example, ZY 12000/26/56, Z-shaped bracket, Y-shaped shielding type, 12000- refers to the working resistance 12000KN, 26- refers to the minimum height of bracket 26dm (decimeter), and 56- refers to the maximum height of bracket 56dm (decimeter).
Understand what the hydraulic support model represents, and find the right product supply more accurately. For more knowledge of hydraulic support industry, pay attention to official website of Shuangzhi Coal Machine, and link the website.