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火の試金るつぼ
(30)
急速な吸収6A 40gのマグネーシアは火の試金のために懸命に灰皿で精製する
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:40g Magnesia Cupels, 6A Magnesia Cupels
6A Magnesite Cupel 40g For Fire Assaying Magnesia cupels are very hard, which is an advantage in that they do not suffer so much breakage in shipment. They are always factory-made and are decidedly more expensive than bone-ash cupels, which may be home-made. Product Introduction 6A cupel 40g Magnesi... もっと見る
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100ml骨灰のるつぼ
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:50mm bone ash crucible, 100ml bone ash crucible, 100ml quartz crucible
100ml Alumina Quartz Crucibles With Spout Fire assay it is a classical analytical method for applying metallurgical principles and techniques to analytical chemistry. To test the content of precious metals in minerals and metal products determined by melting and roasting. Chemical Composition SiO2 3... もっと見る
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カスタマイズ可能な先を細くされたグラファイトのるつぼ懸命に金の溶けることのために
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:customizable graphite crucible for gold melting, tapered graphite crucible for gold melting
Fire Assay Crucible For Gold Assaying Method details for various fire assay procedures vary, but concentration and separation chemistry typically comply with traditions set by Bugby or Shepard & Dietrich in the early 20th century. Method advancements since that time primarily automate material h... もっと見る
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金の溶けることのための乳白色の白いマグネーシアの灰皿を試金する9AS火
価格: Negotiable
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:9AS Magnesia Cupels, Magnesia Cupels
9AS Magnesium Oxide Cupel For Gold Melting Application : It's widely used in Fire Assaying,Gold Assaying Thransport: Air transport: 5-9 days; Ocean shipping: About one month. Delivery Time: 1. Stock:delivery within 3-5 days after receiving your payment. 2. OEM/ODM:The normal Lead time is 15-40 days,... もっと見る
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9Aマグネーシアの灰皿
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:42mm Magnesia Cupels, 9A Magnesia Cupels, 9A legend crucibles
9A Magnesium Oxide Crucible for fire assaying Cupellation on Cupels of Material other than Bone-ash , a large number of cupels made of materials other than bone-ash (mainly magnesia) are now supplied for assay purposes, it is well to point out that during cupellation there is a considerable differen... もっと見る
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マグネーシアのCupellationの先を細くされたるつぼ、金の溶けることのための骨灰の灰皿の容易な操作
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:Magnesia cupellation crucible, tapered cupellation crucible, tapered bone ash cupel
Magnesia Cupels Crucibles For Gold Melting Professional megnesia cupels manufacturer and factory . Stable quality and good prices . Can produce and customize according customers' drawings It is necessary in the case of magnesia cupels to employ a slightly higher temperature during the cupellation an... もっと見る
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軽量8A火の試金の伝説のるつぼの急速な吸収
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:8A legend crucibles, Fire Assaying legend crucibles
8A Fire Assaying Magnesia Cupels Cupels. — A cupel is a porous cylinder or inverted-cone frustum of refractory material with a cupped depression in the upper end for retaining the lead button.In modern practice, cupels are made of bone ash, cement, bone-ash-cement mixtures, or magnesia. Magnesia cup... もっと見る
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酸化マグネシウムのための7A熱抵抗の火試金のマグネーシアの灰皿
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:thermal resistance Magnesia Cupels, Fire Assay Magnesia Cupels
7A Fire Assay Cupels Magnesium Oxide Cupel Smelting Pot Crucible 7a 50g cupel is best seller for fire assaying ,Bone-ash cupel, mean specific heat between 15º and 100º C is 0.185. Magnesia cupel, mean specific heat for same temperatures is 0.215. Product Introduction 7A fire assay magnesia cupels cr... もっと見る
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67mmの高い硬度9Aの火試金は熱分析のために灰皿で精製する
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:9A fire assay cupels, High Hardness fire assay cupels
High Hardness 9A Magnesia Cupels Fire assay it is a classical analytical method for applying metallurgical principles and techniques to analytical chemistry. To test the content of precious metals in minerals and metal products determined by melting and roasting. Top Diameter:51mm or 56mm Bottom Dia... もっと見る
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溶ける金のための高い耐火性95mm Diaの火の試金るつぼ
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:95mm Fire Assay Crucible, high Refractoriness Fire Assay Crucible, high Refractoriness crucible for melting gold
Fire Assay Crucible For Gold Melting And Laboratory Test Features: 1. Long Lasting, can be used many times; 2. Can withstand repetitive thermal shocks from 1300 degree Celsius degree to room temperature; 3. Special formula,curing and pressing process; 4. Can withstand extremely corrosive fire assay ... もっと見る
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高さ165mmの最高硬度の火の試金るつぼ、粘土のグラファイトのるつぼ
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:165mm Fire Assay Crucible, high hardness Fire Assay Crucible, 165mm clay graphite crucible
Clay Crucible for Gold Assaying Fire assay crucible widely used in mining laboratories, Metallurgical Plant, and other areas of metal sample analysis. Our fire assay crucible seletion high quality alumina bauxite, mullite, kaolin as raw material with scientific formul and advanced technology. Very l... もっと見る
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90mmの耐久財の反腐食の火の試金るつぼの金の溶けること
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:90mm Fire Assay Crucible, High casting density Fire Assay Crucible
Durable Gold Melting Fire Assay Crucibles Ore from the mine, or exploration sampling program is scientifically sampled using a statistically accurate method fitting the desired accuracy, it is then prepared by crushing, splitting and pulverizing. This is a process referred to as sample preparation. ... もっと見る
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実験室の熱分析のための多目的1オンスの骨灰のるつぼ
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:Multipurpose bone ash crucible, 1 ounce bone ash crucible
Gold Melting Crucible Fire Assay Crucible The most common unit of fire assay samples is called the Assay Ton, which is 29.166 grams of ore. A milligram (0.001) gram of gold in a sample weighing 29.166 grams gives an assay equivalent to 1 troy ounce of gold in a ton (2,000 pound) of ore. A troy ounce... もっと見る
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先を細くされた高さ160mmの火の試金るつぼの産業乳白色の白
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:tapered Fire Assay Crucible, 160mm Fire Assay Crucible
Industrial Fire Assay Ceramic Crucible Features: 1. Long Lasting, can be used many times; 2. Can withstand repetitive thermal shocks from 1300 degree Celsius degree to room temperature; 3. Special formula,curing and pressing process; 4. Can withstand extremely corrosive fire assay environments; 5. H... もっと見る
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1350度の多機能の骨灰の灰皿、製錬のために信頼できる火試金の灰皿
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:multifunctional bone ash cupel, 1350 degree bone ash cupel, multifunctional fire assay cupels
Clay Fire Assay Crucibles And Magnesite Cupels In the bullion fire assay process, a sample from the article is wrapped in a lead foil with copper and silver. The wrapped sample, along with prepared control samples, heated at 1650 F (temperature varies with exact method) in a cupel made of compressed... もっと見る
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85mmの直径の処理し難い火の試金るつぼの反高温
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:85mm Fire Assay Crucible, Refractory Fire Assay Crucible, Refractory ceramic crucible for melting gold
Refractory Clay Fire Assay Crucible Some assay methods are suitable for raw materials; others are more appropriate for finished goods. Raw precious metals (bullion) are assayed by an assay office. Silver is assayed by titration, gold by cupellationand platinum by inductively coupled plasma optical e... もっと見る
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溶ける金および銀のための高さ150mmの耐火物の灰皿のるつぼ
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:Refractory cupel crucible, 150mm cupel crucible, 150mm crucible for melting gold and silver
Fire Assay Crucible For Gold Assaying The distribution of gold seems to validate the theory that gold was carried toward the Earth's surface from great depths by geologic activity, perhaps with other metals as a solid solution within molten rock. After this solid solution cooled, its gold content wa... もっと見る
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多機能の直径120mmの火の試金るつぼ、Cupellationのるつぼの大きい白
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:multifunctional Fire Assay Crucible, 120mm Fire Assay Crucible, multifunctional cupellation crucible
Large Crucible for Gold Assaying Fire assay crucibles have a higher than normal resistency to cracking under fire assay conditions. Our crucibles and refractory products are used in laboratories throughout international marketplace. Widely used in mining laboratories,Metallurgical plant,and other ar... もっと見る
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小型カスタマイズされた85mmの直径の伝説のるつぼの高い硬度
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:customized legend crucibles, 85mm legend crucibles
Fire Assay Small Crucibles For Gold Melting Precious metal items of art or jewelry are frequently hallmarked (depending upon the requirements of the laws of either the place of manufacture or the place of import). Where required to be hallmarked, semi-finished precious metal items of art or jewelry ... もっと見る
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BD 55mmのV形多目的火の試金るつぼの実験室
価格: TO BE DISCUSS
MOQ: 100PCS
納期: 15-40 days
ブランド: ZEN
ハイライト:55mm Fire Assay Crucible, Multipurpose Fire Assay Crucible
Fire Assay Crucible For Melting Gold For fire assaying ores, usually fluxes, materials such as borax, soda, silica are added to the ore. The amounts of each chemical added to the flux mixture depends upon the elements present in the particular ore, such as sulfur and iron. Usually lead, in the form ... もっと見る
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