Mining Machinery Spare Parts
Mining Machinery Spare Parts
Integral Forged Triple Telescopic High-Performance Cylinder
Corrosion Protection Process: Outer Cylinder: Inner bore integrally electroplated with copper-tin alloy Second Stage Cylinder: Inner bore clad with stainless steel, outer diameter laser clad Third Stage Cylinder: Inner bore copper clad, outer diameter copper-tin alloy base coat then hard chrome plated Piston Column: Inner bore copper plated, outer diameter laser clad with 2205 duplex stainless steel + surface chrome plated Support Rod: Outer diameter copper-tin alloy base coat then hard chrome plated Plunger, cylinder bore, deep hole, and various small parts: Electroplated copper-tin alloy
Corrosion Protection Process: Outer Cylinder: Inner bore integrally electroplated with copper-tin alloy Second Stage Cylinder: Inner bore clad with stainless steel, outer diameter laser clad Third Stage Cylinder: Inner bore copper clad, outer diameter copper-tin alloy base coat then hard chrome plated Piston Column: Inner bore copper plated, outer diameter laser clad with 2205 duplex stainless steel + surface chrome plated Support Rod: Outer diameter copper-tin alloy base coat then hard chrome plated Plunger, cylinder bore, deep hole, and various small parts: Electroplated copper-tin alloy
- The column telescopic ratio is 1:2.81, which can meet the support requirements of coal seams with large mining height spans
- The integral forging process is adopted, which increases the safety factor by 10%-20%
- The three-stage cylinder adopts an isobaric structure, and the maximum working pressure can be reduced to 97MPa
| Cylinder Diameter | φ420mm/φ320mm/φ220mm |
|---|---|
| Rod Diameter | φ400mm/φ305mm/φ205mm |
| Working Resistance | 5220kN |
| First Stage Stroke | 610mm, First Stage Cylinder Pressure: 37.7MPa |
| Second Stage Stroke | 595mm, Second Stage Cylinder Pressure: 64.9MPa |
| Third Stage Stroke | 575mm, Third Stage Cylinder Pressure: 97MPa |
| Connection Dimensions | 985-2765, Telescopic Ratio: 2.81 |
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