Description
What is a Cone Crusher Bowl Assembly?
A complete cone crusher Bowl Assembly is a massive, highly complex upper structural module consisting of three critical components: the Crusher Bowl, the Adjustment Cap, and the Drive Ring. Its primary function is to serve as the stationary housing that holds the sacrificial bowl liner (concave) while allowing operators to dynamically adjust the closed-side setting (CSS) by rotating the bowl. A premium Bowl Assembly ensures effortless product sizing adjustments, absorbs severe rock impacts, and guarantees stable crushing geometry during high-tonnage aggregate production.
Equipment Compatibility & OEM Cross-Reference
Our aftermarket replacement Bowl Assembly modules are precision-engineered to be direct-fit upgrades for Metso crushers, significantly lowering your Total Cost of Ownership (TCO) while ensuring zero installation issues and maximum field uptime.
| Model | Part Number | Description |
|---|---|---|
| HP100 | N90258013 | Bowl assembly |
| HP100 | N23508401 | Bowl |
| HP100 | N23455516 | Adjustment cap |
| HP100 | 7035410600 | Drive gear |
| HP200 | 7023508000 | Bowl |
| HP200 | 1022814802 | Adjustment cap |
| HP200 | 1062440046 | Drive gear |
| HP300 | 7090258000 | Bowl assembly |
| HP300 | 7023508200 | Bowl |
| HP300 | 1022815005 | Adjustment cap |
| HP300 | 1062440045 | Drive gear |
| HP400 | 1093040116 | Bowl assembly |
| HP400 | 1020053002 | Bowl |
| HP400 | 1022815026 | Adjustment cap |
| HP400 | 1062440048 | Drive gear |
| HP500 | N90258006 | Bowl assembly |
| HP500 | N23508202 | Bowl |
| HP500 | N23455510 | Adjustment cap |
| HP500 | 1062440044 | Drive gear |
| HP800 | 1093080117 | Bowl assembly |
| HP800 | 1020055034 | Bowl |
| HP800 | 1022819254 | Adjustment cap |
Core Engineering & Technical Advantages
Because the upper housing is subjected to extreme compressive loads and constant rotational friction during adjustment, standard castings can warp or seize. Our premium Bowl Assembly units are proudly manufactured in China to deliver superior heavy-duty durability:
Complete Drop-In Module: Every assembly includes the heavy-duty bowl, adjustment cap, and drive ring gear, perfectly factory-matched and tested for immediate on-site installation.
Premium High-Strength Cast Steel: Poured from advanced structural cast steel to withstand immense multi-directional crushing forces and prevent fatigue cracking.
Precision CNC Threading: The adjustment threads on the bowl and cap are machined to exact OEM tolerances, preventing thread galling and ensuring smooth, effortless rotation when adjusting the CSS.
Optimized Power Transmission: The integrated drive ring features heavy-duty, precision-cut gear teeth designed to flawlessly transfer torque from the hydraulic adjustment motors without slipping.
Maintenance Guidelines: When to Replace Your Bowl Assembly
Operating a crusher with a compromised or sticking bowl will prevent you from controlling your product size and can destroy the hydraulic adjustment system. We recommend inspecting the Bowl Assembly during every liner change:
| Inspection Focus | Warning Signs (Replace Immediately) | Best Practice Solution |
| Thread Galling & Seizing | The bowl sticks, refuses to rotate smoothly, or requires excessive hydraulic force to adjust the CSS. | Inspect for trapped silica dust or stripped threads. If the threads are severely galled, replace the Bowl Assembly to prevent motor burnout. |
| Drive Ring Gear Wear | Broken, sheared, or heavily worn teeth on the drive ring gear. | Swap the damaged drive ring or the complete assembly to restore reliable, automated CSS adjustment capabilities. |
| Structural Integrity | Hairline cracks detected on the adjustment cap or bowl housing during visual inspection. | Pull the damaged components immediately. Never attempt to weld load-bearing adjustment components, as they will fail under crushing loads. |
Explore More Crusher Main Frame Components
To maintain peak crushing volumetric throughput (TPH) and stable structural operation, ensure your maintenance inventory is stocked with fully compatible, premium parts. Browse our specific component categories:
Find precision-machined Crusher Heads and Main Shafts for complete HP series rebuilds.
Explore our robust aftermarket spares for Sandvik CH & CS Series Crushers.
View high-performance replacement Bowl Liners and Mantle Liners for Metso HP Series Cone Crushers.
