Results 241 to 250 of about 456,190 (296)

Slurry density effects on ball milling in a laboratory ball mill

Powder Technology, 1989
Abstract The effect of slurry density on the dynamics and grinding behavior of a batch ball mill was studied using quartz as a test material. It was found that slurry density determined the distribution of solid charge in the mill, with migration of particles from the tumbling zone to the mill periphery as solid concentration was progressively ...
C. Tangsathitkulchai, L.G. Austin
openaire   +1 more source

Studies on Scale-Up of Ball Mills

Mining, Metallurgy & Exploration, 1984
The impetus for the work described in this paper was provided by difficulties being reported by some operators in obtaining design throughputs in large diameter ball mills. In some cases, it seems that the usual methods of ball mill scale-up based on the Bond work index seriously overestimate the throughput of large diameter ball mills; in other cases,
Whiten, W. J., Kavetsky, A.
openaire   +4 more sources

Raman spectroscopy of ball-milled TiO2

Journal of Molecular Structure, 2001
The Raman spectroscopy is method to analyze different crystal structure of TiO2. We applied it in order to study structural changes during high-energy ball milling of TiO2 powder. TiO2 anatase (tetragonal structure, space group I4/amd = D4h19) was milled up to 10 hours using two different sets of vials and balls.
Furić, Krešimir, Stubičar, Mirko, Gajović, Andreja, Ivanda, Mile   +3 more
openaire   +3 more sources

Phases in ball-milled

Journal of Physics: Condensed Matter, 1997
Phases in ball milled for different lengths of time have been investigated by means of x-ray diffraction, Mossbauer spectroscopy and Raman scattering spectroscopy. It was found that the high-temperature phase can be formed by ball milling at room temperature. In the milling procedure the compounds FeSi and were also formed.
Li Tie, Li Yu-zhi, Zhang Yu-heng
openaire   +1 more source

Ball wear and ball size distributions in tumbling ball mills

Powder Technology, 1985
Abstract The theory of the calculation of the size distribution of the equilibrium mixture of balls in a ball mill is developed. The differential equation is solved for wear laws of the form wear rate per ball ∝ r2 + Δ where r is ball radius. Δ = 0 gives the Bond wear law and Δ = 1 gives the Davis wear law.
L.G. Austin, R.R. Klimpel
openaire   +1 more source

An investigation of a ball mill.

1921
Porter, J. (Supervisors)
openaire   +1 more source

Ball Mill

2023
Zhang Guowang, Liu Yu, Xu Kuangdi
openaire   +1 more source

Predictive model for ball mill wear

Canadian Metallurgical Quarterly, 1997
Abstract Ball mills, characteristic of the mineral processing industry, are used to reduce ore from one size distribution to another. Wear is associated with comminution mechanisms found in the ball charge which in turn affects grinding performance.
openaire   +1 more source

Stirred Ball Mills

2004
Son yıllarda karıştırmalı bilyalı değirmenlerin çeşitli sanayi kollarındaki kullanımı giderek yaygınlaşmaktadır. Madencilik sektöründe ise ince öğütmeye olan ihtiyacın artmasına ve ekipman boyutlarının büyümesine paralel olarak karıştırmalı bilyalı değirmenler tesislerde kullanılan geleneksel boyut küçültme ekipmanlarına bir alternatif ...
DİKMEN, Serkan, ERGÜN, Ş. Levent
openaire   +1 more source

ball mill

2021
openaire   +1 more source