Opening (mm)
Center type(mm)
Thickness of sheet(mm)
min-max
Size (mm)
Stainless
Steel
Iron
Aluminium
3×3
≥4
0.4-2.5
11220×2440
√
5×5
≥6
0.4-3
1220×2440
10×10
≥12
0.6-4
12×12
≥14
0.6-5
15×15
≥17
0.8-5
17×17
≥19
18×18
≥20
20×20
≥22
22×22
≥24
Above specifications for reference only,specifications can be customized according to user needs.