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Noise levels at the work stations of the stone workers and of the controls were measured. Statistical Analysis of data was carried out using SPSS package version 16. The mean age of stone workers and controls was ± and ±12 years, respectively. Subjective hearing loss occurred in % of the workers and in % of the controls..
Request PDF | Pulmonary Function Test in Stone Crusher Plant Workers | Stone crushing in India is a small scale industry where a large number of laborers work. Workers at stone crushing site are .
working principle of a stone jaw crusher. Feed size: 120-1,500mm Processing capacity: 5-2,200t/h Processible materials: Limestone, granite, pebbles, cobble, iron ore, basalt and all kinds of hard and soft ores with compressive strength not higher than 320 Mpa Application range: Quarry, coal mining, mines mining, desulfurization in power plant, quartz sand, concrete .
24-03-2022 · If you want to purchase Stone Crushing Plant,welcome to contact us:Email:[email protected] Skype: Crushing plant is composed of vibrating.
Nov 11, 2022· The studied stone crushing units had high percentages of closed stomata both on the upper sides (Us) and lower sides (Ls) of leaves at 500-m distance from stone crushing installations. Data regarding workers' health indicated the maximum age distribution among the workers was between the age groups of 20-35 years (%)..
Hammer crusher works on the principle that basically depends on the usage of installed chassis and high-speed kinetic hammer. The spindle of the stone crusher is composed of a hammer shelf, a hammerhead that is hanging on the shelf, and a sieve equipped on the lower half of the machine. Spindle, disk (shelf), and hammer, pin form a rotating body called rotor..
28-06-2022 · Here are some tips: First of all, choose related screen equipment according to the crushing capacity, crushing requirements of stone crusher and conduct pre-processing of raw materials, such as screening, crushing, to improve the feeding efficiency. Secondly, the moisture content of raw material will affect the crushing efficiency..
Stone Crusher Plant Stone Crushing plants designed by are successfully applied in limestone, calcite, granite, quartz, concrete, dolomite, pebble,construction waste. The finished product reaches the standard of GB14685-2022, which is the best aggregate for high way, railway, water conservancy and concrete mixingstation..
Our Stone crusher import data and export data solutions meet your actual import and export requirements in quality, volume, seasonality, and geography. Alongside we help you get detailed information on the vital export and import fields that encompass HS codes, product description, duty, quantity, price, etc..
Bridges, Canals etc. Stone Crushers also need electricity supply and large number of man power for its operation. It also needs access roads for the movement of mined stone as well as crushed stone products. It is for these reason that most Stone Crushers are located along the periphery of Cities or in the vicinity of major construction projects..