Technical Advice
Equipment and part identification, drawing review, material selection and manufacturing feasibility assessment.
The central load-bearing shaft supports the crushing head and transmits gyratory crushing loads. The shaft and its external protective sleeve are separate parts.

Main Shaft(Mainshaft) is an individual gyratory crusher part. Verify its interfaces with adjacent mainshaft, spider, liner, eccentric and hydraulic system parts against the actual machine arrangement.
| Installation Position | Runs along the crusher centreline through the crushing head, eccentric drive and hydraulic support areas. |
| Main Function | Supports the crushing head and mantle, transmits gyratory loads and receives axial support from the hydraulic adjustment system. |
| Part type | Individual Part |
For drawing-based manufacture, check the mainshaft body and protective sleeve separately. Confirm journals, tapers, threads, fits, material, forging grain flow, heat treatment, mechanical properties, non-destructive testing, surface finish and straightness.
This page describes a generic equipment category. It does not establish direct interchangeability with any particular OEM model.
Confirm the brand, series, complete model, serial number, part number, drawings and operating conditions for the installed machine.
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