White Powder Sodium Cryolite Insoluble In Anhydrous Hydrogen Fluoride
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White powder Cryolite Co-production of white carbon black for Flux Product Description Sodium fluoaluminate. It is a white crystalline powder or a sandy size granularity as well. Melting point about 1000ºC. It is insoluble in anhydrous hydrogen fluoride, but slightly in water. Item Standard Spec.(%) Test result Appearance White powder White powder Sodium fluoride(NaF) ≥98 98.7 Silicon dioxide (SiO2) ≤0.5 0.46 Sulfate (SiO4) ≤0.3 0.06 Acidity (HF)...
Jiaozuo Jinshengwei Fluorine Chemical CO.,Ltd.
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12HS Silica Fabric Welding Blanket Splash Protection High Silica Cloth Brown
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12HS Silica Fabric Welding Blanket Splash Protection High Silica Cloth Brown High silica cloth is a special fiberglass fabric which contains over 96% silicone dioxide. With excellent heat resistance, it can work for 10 minutes at 1450 ° C, and keep well at 1600 ° C for 15 seconds, the melting point is close to 1700 ° C, long period service at 900 ° C. Due to the outstanding capability of high strength, easy processing, heat insulation and...
Unionfull (Insulation) Group Ltd.
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quartz wafer
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quartz wafer Quartz plate is a special glass that contains silicon dioxide .Our quartz glass board is made from natural quartz after the process of melting and fine grinding .It is transparent and colorless, contains no air bubble and no processing trade will be found . It is purity is controlled to the grade of PPM. 1.Physical properties: :2.2g/cm³ Density:2.2g/cm³ :5.5-6.5 Mohs Scale Degree of hardness:5.5-5.6 Mohs Scale :1750 Softening point...
Lianyungang Inpuquartz Co.,ltd
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Circle Polished Transparent Fused Quartz Wafer with CE/GE
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QuartzWafer is a special glass that contains silicon dioxide .Our quartz glass board is made from natural quartz after the process of melting and fine grinding .It is transparent and colorless, contains no air bubble and no processing trade will be found . It is purity is controlled to the grade of PPM. ???:2.2g/cm³ Density:2.2g/cm³ ???:5.5-6.5 Mohâs Scale Degree of hardness:5.5-5.6 Mohâs Scale ?????1750??nbsp; Softening point:1750??nbsp; ???...
Lianyungang Inpu Quartz Co.,Ltd
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Quartz Disc
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Quartz disc is a special glass that contains silicon dioxide .Our quartz glass board is made from natural quartz after the process of melting and fine grinding .It is transparent and colorless, contains no air bubble and no processing trade will be found . It is purity is controlled to the grade of? PPM. 密度:2.2g/cm3 Density:2.2g/cm3 硬度:5.5-6.5 Moh’s Scale Degree of hardness:5.5-5.6 Moh’s Scale 软化点:1750℃? Softening point:1750℃?????????????????????...
Lianyungang Inpu Quartz Co.,Ltd
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Hexafluorosilicate Magnesium MgSiF6 12449-55
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Magnesium FluorosilicatePhysical chemistry properties: white rhombus or acicular crystal, odorless. Its density is 1.788, melting point is 120°C, may lose crystallize water by efflorescence, soluble in water, thin acid, insoluble alcohol thin soluble in silicofluoride. Its water solution appears acidity it can produce fluoride and silicon dioxide with alkali, poisonous. Specification: MgSiF6-6H2O 98.5% min MgSO4-7H2O 0.5% max H2SiF6 0.2% max H2O...
Wuhan Linkworld Chemical Industry CO.,Ltd
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Free sample fused melting point of quartz 1750 fused silica investment casting fused silica filter crucible wholesale pr
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Free sample fused melting point of quartz 1750 fused silica investment casting fused silica filter crucible wholesale price Fused silica Introduction Fused silica Sand introduce : Fused silica is made of high purity crystal silica by electrically fusing (fusing temperature 1800-2000℃) to amorphous Silicon dioxide , then it was classed to different grades by manual and then specially engineered to sand form. Because fused silica has a very low...
Lianyungang Changtong Silica Powder Co.,Ltd
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Silicon dioxide(evaporation materials)
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Silicon dioxide(Chemical formula: SiO2) Shape Color Purity Package Storage Crystal Granule 1-3 mm; 3-5 mm Colorless Transparent 99.99% With plastic bottler Avoid exposure to sunlight &acid Keep dry Pillar Upon demand Properties CAS No. Density (g/cm3) Melting Point(°C) Refractive Index at 550nm Transparency Range(μm) Evaporation Source 7631-86-9 2.2 1700 1.45~1.46 0.2~9 E Applications AR coating; Cold light coating; Filter; Insulating coating...
JAYU OPTICAL MATERIAL CO.,LTD
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Silicon dioxide(Chemical formula: SiO2)
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Silicon dioxide(Chemical formula: SiO2) Shape Color Purity Package Storage Crystal Granule 1-3 mm; 3-5 mm Colorless Transparent 99.99% With plastic bottler Avoid exposure to sunlight &acid Keep dry Pillar Upon demand Properties CAS No. Density (g/cm3) Melting Point(°C) Refractive Index at 550nm Transparency Range(μm) Evaporation Source 7631-86-9 2.2 1700 1.45~1.46 0.2~9 E Applications AR coating; Cold light coating; Filter; Insulating coating...
JAYU OPTICAL MATERIAL CO.,LTD
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quartz plate
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Quartz plate is a special glass that contains silicon dioxide .Our quartz glass board is made from natural quartz after the process of melting and fine grinding .It is transparent and colorless, contains no air bubble and no processing trade will be found . It is purity is controlled to the grade of 5 PPM. 密度:2.2g/cm³Density:2.2g/cm³硬度:5.5-6.5 Moh’s ScaleDegree of hardness:5.5-5.6 Moh’s Scale软化点:1750℃ Softening point:1750℃ 应变点:1270℃熔融石英玻璃砖Strain...
Lianyungang Langston Quartz Glass CO.,LTD
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