Flotation and Beneficiation Reagents
We are representing CNMC's flotation and beneficiation reagent product. There are more than 60 varieties of beneficiation reagents products, mainly used in the flotation of copper, lead, zinc, gold, silver, nickel, cobalt and other nonferrous metal sulfide ores and oxidized ores, rare earth metal ore, Co-Mo ore, Cu-Zn ore, tungsten ore fine slime, iron ore concentrate, etc. Main products include xanthate, black powder, foaming agent, hydroximic acid, thionocarbamates, sodium thioglycollate, etc.
| Name of the Product | Content %≥ | Main Uses |
| Thionocarbamates | ||
| Isopropyl Ethyl Thionocarbamate | 90.5 | A good collector for non-ferrous metallic sulfide ore, especially for porphyry copper ore, copper-molybdenum ore, copper-gold ore, with good selectivity against pyrite. |
| Allyl Isobutyl Thionocarbamate | 86.0 | Particularly effective in selectively floating copper-activated sphalerite, copper sulfides, nickel sulfides, sulfidized oxides, native copper and precious metals from ores in pH 7-11. High selectivity against pyrite, porphyry copper ore, unactivated sphalerite and galena in mid alkaline circuits; reduces lime dosage. Improved results on Gold sulfide ores vs Isopropyl Ethyl Thionocarbamate. |
| Ethoxy Carbonyl Isobutyl Thionocarbamate | 70.0 | Powerful flotation collector for chalcopyrite with good selectivity against pyrite in weak alkaline circuits (vs traditional xanthates). Effective for flotation and recovery of associated precious metals; improves copper and precious metal recovery and grade. |
| Special Chemicals | ||
| BK-301 | 90.0 | Effective collector for flotation of copper, gold, silver, zinc, molybdenum sulfides. Weak collectivity to pyrites, good selectivity to copper, gold, silver ores. Displays strong collectivity, good selectivity, low dosage and some frothing property. |
| T-301 Collector | 65.0 | Effective collector for copper-molybdenum sulfide ore; good selectivity to gold, silver. Small influence on separation of mixed copper-molybdenum concentrate. Strong collectivity, good selectivity and some frothing features. |
| DT-2 Collector | 18.0 | Effective collector for magnetite. Industrial application shows excellent collective result for sulphur removal from iron concentrate containing magnetic pyrite. |
| TW-705 Collector | 85.0 | Effective collector for refractory metallic ores (smithsonite, wolframite, scheelite, tinstone, cassiterite etc.). Especially effective on fine-grained wolframite and scheelite; improves recovery and grade vs other reagents. |
| T-610 Collector | 60.0 | Collector with excellent selectivity, especially for tin, tungsten, copper, iron and rare earth etc., with foamability and low toxicity. |
| Xanthogen Formats | ||
| Isoamyl Xanthogen Ethyl Formate | 90.0 | Excellent collector for most base and precious metal flotation circuits, specifically in flotation of molybdenum-bearing copper ores, porphyry copper ore. Improves copper and molybdenum recovery. |
| Isobutyl Xanthogen Ethyl Formate | 90.0 | |
| Isopropyl Xanthogen Ethyl Formate | 90.0 | |
| Ethyl Xanthogen Ethyl Formate | 80.0 | |
| Xanthic Esters (Xanthogenic Acid) | ||
| Allyl Amyl Xanthate Ester | 90.0 | Excellent collector for flotation of metallic copper-molybdenum ore and sulfidized base metal oxides; effective in both acid and alkaline circuits. |
| Allyl Isobutyl Xanthate Ester | 90.0 | |
| Allyl Isopropyl Xanthate Ester | 90.0 | |
| Other Chemicals | ||
| Sodium Thioglycolate | 18.0-30.0 | Effective depressant for cyanide-free flotation of copper-molybdenum mine. Replaces sodium cyanide and sodium sulfide as depressant for copper sulfide, pyrite, galena etc. |
| 2-Ethylhexyl Thioglycolate | 99.5 | Raw material for heat stabilizer and medicine intermediate; collector for Pb and Zn ores. |
| Ethyl Thiocarbamate | 95.0 | Collectivity similar to xanthates and dithiophosphates. Strong collective power, rapid flotation, low dosage vs xanthates and dithiophosphates. |
| Xanthates | ||
| Sodium Ethyl Xanthate | 90.0 | Widely used in preferential flotation of fine floatability or complex sulfide minerals. Also used in flotation of copper, lead oxide ores with vulcanizing agents. |
| Sodium Isopropyl Xanthate | 85.0 / 90.0 | Flotation collector for various non-ferrous metal sulfide ores; a bit stronger than Sodium Ethyl Xanthate. |
| Sodium Butyl Xanthate | 90.0 | Collector in bulk flotation of various non-ferrous metal sulfide ores, especially chalcopyrite, sphalerite and pyrite. |
| Sodium lsobutyl Xanthate | 90.0 | Collector in flotation of copper, lead, zinc etc. sulfide ores; especially effective for various copper ores and pyrites in natural circuits. |
| Sodium Amyl Xanthate | 76.0 | Strong flotation collector; mainly used in non-ferrous minerals flotation where a strong but not selective collector is needed. |
| Potassium Amyl Xanthate | 90.0 | |
| Potassium Isobutyl Xanthate | 90.0 | Collector in flotation of copper, lead, zinc etc. sulfide ores; especially effective for various copper ores and pyrites in natural circuits. |
| Potassium Butyl Xanthate | 90.0 | Collector in bulk flotation of various non-ferrous metal sulfide ores, especially chalcopyrite, sphalerite and pyrite. |
| Frothers | ||
| Pine Oil / Flotation Frothers | 44.0 / 50.0 | Widely used as flotation frother for various metallic and non-metallic minerals, mainly sulfide ores (lead, copper, zinc, iron sulfide) and non-sulfide minerals. |
| MIBC | 98.0 | |
| Dithiophosphates | ||
| Sodium Di-ethyl Dithiophosphate | 50.0 | Effective collector for gold, silver, copper, zinc sulfide ores, with little foamability. |
| Sodium Di-isopropyl Dithiephosphate | 50.0 | |
| Sodium Di-butyl Dithiophosphate | 50.0 | |
| Sodium Di-isobutyl Dithiophosphate | 50.0 | |
| Sodium Di-secondbutyl Dithiophosphate | 50.0 | |
| Ammonium Dibutyl Dithiophosphate | 95.0 | Excellent collector with foamability in flotation of non-ferrous metal minerals; especially effective in separating silver, copper, lead and activated zinc sulfide minerals and polymetallic ores. |
| Amino-Dithiophosphate | Nitrogen: 8.2 | Strong collector with good selectivity; used in flotation of lead and copper minerals in presence of sphalerite and iron sulfide. |
| Dicresyl Dithiophosphate Acid | 60-70 | Has collecting and frothing features. Effective collector for lead, copper, silver and activated zinc sulfide minerals. Used in selective separation of lead from zinc. In alkaline circuit, weak collection for pyrite; in neutral/acid medium, strong nonselective collector for all sulfides. Good collectivity to oxidized heavy metal ores under special conditions. |
| Sodium Dicresyl Dithiophosphate | 49-53 | Effective collector for copper, lead sulfide minerals. Weak collective power to zinc sulfide; used in selective separation of copper and lead sulfides from zinc sulfide. |
| Hydroximates | ||
| Alkyl Hydroximic Acid / Sodium Alkyl Hydroximic Acid | 60.0/26.0 | Excellent collector for various refractory metal oxides and partially oxidized sulfide ores (copper oxide, hematite, yttrium, wolframite, scheelite, titanic iron niobium, tinstone, rare earth ores etc.). |
| Salicyl Hydroximic Acid | 60.0 | Collector with excellent selectivity for tin, tungsten, copper, iron and rare earth etc., with foamability and low toxicity. |
| Benzoyl Hydroximic Acid | Nitrogen:3.5 | Effective collector for refractory metallic ores (smithsonite, wolframite, scheelite, tinstone, cassiterite etc.). Especially effective on fine-grained wolframite and scheelite; improves recovery and grade vs other reagents. |
| T-506 | 40.0 | Substitute for lime in flotation to suppress pyrite and improve concentrate grade. Acts as depressant for copper minerals during copper-molybdenum separation. Characterized by small dosage and fast effect. |
| MBT Na | 49-51 | Effective collector for gold ores and sulfide ores of silver, copper, zinc. Can be used as copper corrosion inhibitor in circulating cooling water systems, protecting copper equipment. |
| TL-601 Collector | 90.0 | Has foaming property; mainly used for flotation of zinc sulfide ores. Good selectivity, weak collecting ability for pyrite and magnetic pyrite. Achieves zinc-sulfur separation under low alkalinity. Conducive to recovery of associated gold, silver. Used in preferential flotation of lead-zinc ores; can conduct zinc sulfide flotation with little or no lime adjustment when selecting zinc from lead tailings. |
