Phosphate Rock Concentrate

Phosphate Rock - an overview | ScienceDirect Topics

Rock phosphate, the primary raw material for fertilizer and phosphoric acid, occurs as high-grade ore (+30% P 2 O 5), medium-grade ore (20%–30% P 2 O 5), and low-grade ore (15%–20% P 2 O 5). The very high-grade ore blends with medium-grade ore for direct sale. The high-grade ore is mined, crushed, and sold to various fertilizer plants.

Phosphate Rock Statistics and Information - USGS

Most phosphorus is consumed as a principal component of nitrogen-phosphorus-potassium fertilizers used on stone crops throughout the world. Phosphate rock minerals are the only significant global resources of phosphorus. The United States is the worlds leading producer and consumer of phosphate rock, which is used to manufacture phosphate fertilizers and industrial products.

SPECIFICATIONS OF PHOSPHATE ROCK (P2O5 23 to P2O5 …

Phosphate Rock Origin Morocco Morocco Morocco Morocco Morocco Morocco Morocco Morocco Morocco P2O5 36.15 34.32 32.95 32.04 32.04 31.12 31.12 29.75 27.46 BPL 79 75 72 70 70 68 68 65 60 Quality PB YCC K20 K10 K12 K09 Y1 K02 BG6 . Author: Hirann Created Date: 7/14/2014 1:23:09 AM ...

Mineral Resource of the Month: Phosphate Rock | EARTH Magazine

As a mineral resource, “phosphate rock” is defined as unprocessed ore and processed concentrates that contain some form of apatite, a group of calcium phosphate minerals that is the primary source for phosphorus in phosphate fertilizers, which are vital to agriculture.

ENHANCING FILTRATION RATE OF NEW VALLEY OXIDIZED …

in the phosphate concentrate. The filtration rate of the New Valley oxidized phosphate concentrate is 3.6 Mg P 2 O 5 /m 2 day without additives. The filtration rate was increased by 33% and 31% with 1 and 0.8 kg/Mg P 2 O 5 doses of CPC surfactant and sulfonic acid (SA), respectively. On the other hand, the filtration rate was decreased by

Pyrometallurgical Treatment of Apatite Concentrate with ...

produced by the digestion of high-grade phosphate rock, e.g., apatite, using sulfuric acid, followed by ﬁltration and subsequent vacuum concentration [5]. Presently, at least one enhanced thermal process, the Improved Hard Process (IHP), is therefore being commercialized [6, 7]. The magnetite iron ore type of the Luossavaara-Ki-

Phosphate Flotation - Mineral Processing & Metallurgy

For Phosphate, flotation is, in general, very important to upgrading the phosphate rock and is employed in this study to beneficiate a 20% P2O5 feed content to a 30-32% P2O5 content. The growing fertilizer industry has increased the demand for phosphate rock from which super-phosphates are produced. The fertilizer market is very competitive.

Morocco Phosphate Rock Price - YCharts

Morocco Phosphate Rock Price is at a current level of 75.00, up from 72.90 last month and down from 97.50 one year ago. This is a change of 2.88% from last month and -23.08% from one year ago.

Reserves and Resources DC World Phosphate Rock

Phosphate rock mining has evolved over time and worldwide it relies on high volume and advanced technology using mainly open-pit mining methods and advanced transportation systems to move hundreds of millions of tons of overburden to produce hundreds of millions of tons of ore that are beneficiated to produce approximately 160 mmt of phosphate rock concentrate per year.

Control foaming performance of phosphate rocks used for ...

A phosphate rock (flotation concentrate) was obtained from Hubei Sanning stone co. LTD. The stone composition of the sample was analyzed by X-ray fluorescence spectroscopy (XRF). The results are shown in Table 1.The content of CO 2 was 5.197%, which indicated that some carbonate minerals existed in the concentrate.

Stowage factors - MARINESKO

STOWAGE FACTORS, cbft/mt (1 cbm = 35.31 cbft) Information in the below columns is merely a guide and no substitute for checking accurate stowage factors from local agents and/or shippers, or for inserting appropriate figures in contracts of carriage.

Centrex receives further test work results on phosphate ...

A secondary end use of phosphate rock is for the direct manufacture of single superphosphate (SSP). Australia and New Zealand import approximately 1 million t of phosphate rock, mostly from North Africa for the production of SSP.