{"id":2126,"date":"2025-03-03T15:06:50","date_gmt":"2025-03-03T08:06:50","guid":{"rendered":"https:\/\/tramnghien.com\/?p=2126"},"modified":"2025-04-11T09:07:17","modified_gmt":"2025-04-11T02:07:17","slug":"so-sanh-bac-dong-va-o-bi-trong-may-nghien-con","status":"publish","type":"post","link":"https:\/\/tramnghien.com\/en\/so-sanh-bac-dong-va-o-bi-trong-may-nghien-con\/","title":{"rendered":"Comparison of bronze and ball bearings in cone crusher"},"content":{"rendered":"

In the mining and construction materials processing industry, cone crusher<\/strong><\/a><\/em> plays an important role in processing hard rocks. One of the factors that determines the performance and life span<\/a><\/strong><\/em> The main part of the machine is the transmission system. <\/span><\/p>\n

Currently, there are two common types of transmission in cone crushers: ball bearing<\/strong> (bearings) and silver copper<\/strong>. The question is: Which is the better choice? Which system is more economical and operationally efficient? This article will take a closer look at bronze and ball bearings in cone crusher<\/strong><\/em><\/a>, from durability, operating costs, load capacity to long-term economic efficiency, helping businesses have a comprehensive view before choosing the right equipment.<\/span><\/p>\n

1. Ball Bearings and Bronze Bushings \u2013 Understanding Two Popular Drive Technologies<\/strong><\/span><\/h2>\n

Ball Bearings \u2013 Modern Transmission Technology<\/span><\/h3>\n
\"A
A large cylindrical roller bearing is transported in the factory.<\/figcaption><\/figure>\n

Ball bearings (also known as ball bearings) are mechanical components that help reduce friction, support rotational motion and withstand loads in machinery. Manufactured with high precision, ball bearings help the crusher operate smoothly, increase equipment life and reduce energy consumption.<\/span><\/p>\n

Famous bearing brands such as SKF<\/strong>, NSK<\/strong>, TIMKEN<\/strong>, FAG<\/strong> Always at the forefront of bearing technology, delivering high performance for industrial machines, including cone crushers.<\/span><\/p>\n

Bronze Silver \u2013 Traditional Transmission Solution<\/span><\/h3>\n
\"Silver
Silver copper for cone crusher<\/figcaption><\/figure>\n

Bronze bushings (or bronze bushings) are a type of plain bearing that operate based on sliding motion between surfaces. Unlike ball bearings, bronze bushings do not have rotating balls, instead, they use a cylindrical tube to support the rotating shaft.<\/span><\/p>\n

Bronze bearing systems are often used in heavy-duty equipment, however, the heat resistance and service life of bronze bearings have certain limitations compared to ball bearings.<\/span><\/p>\n

2. Detailed comparison of copper bushings and ball bearings in cone crushers<\/strong><\/span><\/h2>\n

To help businesses have a comprehensive view, below is a detailed comparison table between ball bearings and bronze bushings based on the most important factors:<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Criteria<\/span><\/th>\nBall Bearing<\/span><\/th>\nSilver bronze<\/span><\/th>\n<\/tr>\n<\/thead>\n
Illustration<\/span><\/td>\n\n
\"Terex
Terex cone crusher (USA)<\/figcaption><\/figure><\/td>\n
\n
\"European
European cone crusher<\/figcaption><\/figure><\/td>\n<\/tr>\n
Load bearing capacity & transmission<\/span><\/td>\nVery good, ensuring efficient power transmission and low energy loss<\/span><\/td>\nGood, but more energy loss<\/span><\/td>\n<\/tr>\n
Heat resistance<\/span><\/td>\nStable operation at 80\u00b0C<\/span><\/td>\nStop the machine when the oil temperature exceeds 68\u00b0C<\/span><\/p>\n

(only run again when temperature drops below 55\u00b0C)<\/span><\/td>\n<\/tr>\n

Amount of lubricant to use<\/span><\/p>\n

(with 1300mm diameter cone crusher)<\/em><\/span><\/td>\n

275 liters\/oil change<\/span><\/td>\n600 liters\/oil change<\/span><\/td>\n<\/tr>\n
Average life expectancy<\/span><\/p>\n

(with standard maintenance)<\/em><\/span><\/td>\n

5 \u2013 10 years<\/span><\/td>\n3 \u2013 7 years<\/span><\/td>\n<\/tr>\n
Maintenance costs (calculated over 10 years)<\/span><\/td>\n$104,336.60<\/span><\/strong><\/p>\n

(equivalent to $0.0148\/ton of crushed stone)<\/em><\/span><\/td>\n

$183,386.00 <\/span><\/strong><\/p>\n

(equivalent to $0.0274\/ton of crushed stone)<\/em><\/span><\/td>\n<\/tr>\n

Structure<\/span><\/td>\nConsists of many parts (bearings, shafts, rollers...)<\/span><\/td>\nConsists of only one part (bronze bushing)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\"Terex
Terex TC1300 cone crusher bearing can run at temperature of 80 degree c<\/figcaption><\/figure>\n

3. Are ball bearings really superior to bronze?<\/span><\/h2>\n

3.1 Heat Resistance \u2013 An Important Factor in Stone Crushing Environment<\/span><\/h3>\n

In harsh working environments such as quarries and crushing stations, the operating temperature of the machine can increase due to the constant friction between mechanical parts.<\/span><\/p>\n