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Failure analysis of HP300 cone crusher

Failure analysis of HP300 cone crusher

1, HP300 cone crusher may appear man-made faults (1) the bushing on the moving cone is seriously worn by the spherical tile, which causes the inner sleeve of the moving cone (usually copper sleeve) to

Description

1, HP300 cone crusher may appear man-made faults

 

(1) the bushing on the moving cone is seriously worn by the spherical tile, which causes the inner sleeve of the moving cone (usually copper sleeve) to fall off, the copper chip blocks the spherical tile oil passage, and causes the crusher to vibrate when it is running

 

(2) the fixed cone can not be taken out of rotation with the adjusting ring, which can not be replaced normally. The fixed cone lining plate can not replace the wearing parts in time

 

2, HP300 cone crusher appeared man-made fault analysis

 

(1), dynamic cone liner inner wall wear. The moving cone is smoothly arranged in the spherical bearing supported by spherical bearing frame, and is fixed on the eccentric sleeve of the weight (weight and by side cover) close to the operation personnel, due to neglect of check, side cover wall severe wear failed to find the impact crusher counterweight wall directly, and side cover and the counterweight fixing screws loose, fall off, can not directly cause the moving cone balance operation, leading to dynamic cone sleeve are spherical bearing outer surface of serious wear, crusher caused a strong vibration.

 

(2), fixed cone cannot ring normal rotation and adjustment. Remove the fixed processing cone outer diameter screws, through heavy thread engagement and adjustment ring supported on the adjustment ring, the adjustment ring inside the fixed cone along the clockwise or counterclockwise direction of rotation can be adjusted up and down, to adjust the feeding port and the discharge port size, and for regular replacement, fixed cone liner. In actual operation, the operation time is too long tapered liner normal wear larger HP300 crusher feed cast steel piece of iron iron cannot promptly suck large except on tape machine (such as mining machine bucket teeth etc.) but the operator fails to find directly into the artificial detection.Into the crusher, crushing the iron machine failure protection, can only be forced by the iron crusher extrusion, parts of the fixed plate lining bag convex, causing the fixed cone can not be removed.

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Shuangfeng Qirun Machinery Parts IMP&EXP Co.,Ltd, specializing in the production of domestic and foreign brands of crusher wear spare parts manufacturers, production of domestic brands, Hua Yang, Shan Bao, SBM brands such as crusher wear parts, spare parts, as well as foreign brands, common, Sandvik, TEREX and other import brands crusher spare parts, wear parts, mining quarry companies such as crusher wear parts of choice. We achieve cost-effective localization of imported spare parts, service users at home and abroad. The company can be matched with various brands of hydraulic crusher electric parts, sealing parts, standard parts and other accessories, can meet the needs of one-stop shopping for customers at home and abroad the demand.

      

Shuangfeng Qirun Machinery Parts IMP&EXP Co.,Ltd has thirty years of production experience, and years of experience in processing export products, products have been exported to the United States, Canada, Australia, Sweden, Finland, Russia, Ukraine and Southeast Asia and other countries and regions. Shuangfeng Qirun Machinery Parts IMP&EXP Co.,Ltd product using the original material, high-quality raw materials, casting and heat treatment process we have a unique thirty years production experience, to ensure complete interchangeability, and original spare parts with high quality and competitive price, provide quality products, quality services for the majority of users.

 

Shuangfeng Qirun Machinery Parts IMP&EXP Co.,Ltd wearable parts can be customized to map, and if there is no map, the company has professional mapping personnel to help you mapping, after customization

 

Contact:Sales Director: Eileen Cai ;

      Email: sales@qrmech.com;

      Mobile telephone: +8618973821771

From Inquiry to Delivery - How It Works

Trusted by customers in 30+ countries. Standard lead time 15-30 days.

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Send Inquiry
Email + equipment model
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Production
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Frequently Asked Questions

What materials are available for this crusher wear part?

High manganese steel Mn13, Mn13Cr2, Mn18Cr2 and Mn22Cr2, plus high chrome iron (Cr26) for fine crushing. We select the material based on your abrasive and impact conditions - send your working conditions for a recommendation.

Which crusher brands and models are compatible?

Aftermarket parts fit Metso (HP, GP, C, NP series), Sandvik (CH, CS, H, S series), Symons 2FT-7FT, Terex Pegson, Kleemann, McCloskey, Shanbao, SBM, Telsmith, Minyu, Hazemag and more. Any model can be custom made by drawing or sample.

Can you manufacture custom parts from drawings or samples?

Yes. Send a drawing (PDF, DWG or CAD) or a used sample. We measure, draft and confirm all dimensions with you before production. OEM part numbers are welcome for reference.

What is the lead time and minimum order quantity?

Standard lead time is 15-30 days and samples ship in 7-15 days. MOQ is flexible - trial orders from 1 piece are accepted.

What quality certificates and documents are provided?

ISO 9001 certified factory (Kaixin Certification, CNAS-accredited; certificate valid through June 2028). Every shipment includes a Material Test Report (MTR) with chemical composition and mechanical properties.

How are the parts packaged and shipped?

Export-standard wooden crates with rust protection. Sea and air freight from Shanghai and Ningbo ports to worldwide destinations.

Crusher Wear Part Material Guide

MaterialInitial HardnessBest For
Mn13 (ASTM A128)HB 200-230General crushing with medium impact
Mn13Cr2HB 210-240Standard jaw plates and cone liners
Mn18Cr2HB 220-250High-impact, abrasive feed
Mn22Cr2HB 230-260Severe impact, hard and large rock
High Chrome Cr26HRC 58-62Blow bars, fine crushing of abrasive material

* High manganese steel work-hardens under impact to 500+ HB at the wearing surface, giving long life in hard-rock crushing.

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