Quartz Sand hmanga siam a ni
Quartz sand hi natural mineral material a ni a, a bul berah chuan silicon dioxide (SiO2) atanga siam a ni a, quartz lung tihchhiat, screening leh processing hmanga siam a ni. A khauhna sang tak, chemical stability, leh heat resistance a neih avangin industry field hrang hrangah hman a ni nasa hle.
Hrilhfiahna
Ziarang
Inelna lama hmasawnna
Company hian a khingpuite nena khaikhin chuan a chakna leh chak lohna te hriatchhuah tumin competitive advantage analysis an nei a ni.
Hardness sang tak: 1.1.
Mohs hardness 7 a ni a, wear resistance chak tak a nei bawk.
01
Chemical Inertness a awm chuan: 1.1.
Acid (hydrofluoric acid tih loh) leh corrosion laka a do thei a, chemical tam zawk nen chuan a reactive lo hle.
02
Market share sang tak a ni
Heat Resistance: Melting point chu 1750℃vel a ni a, temperature sang-temperature awmna hmun atan a tha.
03
Product system tha tak a ni
Insulation: Electrical insulation tha tak a ni.
04
After-sales service tha tak
Color & Form: A tlangpuiin a dum emaw, rawng nei lo emaw, transparent granules; bawlhhlawh a awm chuan sen, sen, etc. a lang thei.
05
Classification & Specification hrang hrang
- Natural Quartz Sand a ni
- Quartz Sand thianghlimna sang tak-
Particle Size a zirin
Specification hman tlanglawn tak tak te
Sand hring hring:
- 4-6 mesh (4.75-3.35mm) a ni.
- 6-10 mesh (3.35-2mm) a ni.
- 10-20 mesh (2-0.85mm) a ni.
- Hman dan: in sakna concrete, kawngpui sira thil siam, filter pool filler, etc.
01
Sand hniam lam: 1.1.
- 20-40 mesh (0.85-0.425mm) a ni.
- 40-70 mesh (0.425-0.212mm) a ni.
- A hman dan: glass siamna, casting sand, abrasives, etc.
02
Sand tha tak tak:
- 70-140 mesh (0.212-0.106mm) a ni.
- 140-270 mesh (0.106-0.053mm) a ni.
- Hman dan: ceramics, coatings, tui thianghlim filtration, etc.
03
Ultra fine sand (powder) a ni a, a hmin hnuah a hmin leh a.
- 270-325 mesh (0.053-0.045mm) a ni.
- 325 mesh leh a chunglam (5.045mm) a ni.
- A hman dan: electronic thil, cosmetics, precision casting, etc.
04
Dilna hrang hrang
- Glass Industry lama hmalakna: 1.1.Flat glass leh container glass atana hman tur core material (a hman zawng zawng atanga 70% aia tam).
- Foundry siamna hmun:Molding sand chu -temperature sang tak metal casting atan hman a ni.
- Tui tihfai dan: 1.1.Filtration medium hmangin solids suspended te chu paih chhuah theih a ni.
- Electronics lam hawi:Silicon micro powder leh semiconductor packaging atana hman tur sand thianghlim sang tak-.
- Chemical Industry lam hawi:Acid-resistant fillers, ceramic glazes te pawh a awm bawk.
- Buatsaihna:Lung siam, floor screed, tile adhesives te a awm bawk.
- Midangte chu:Sandblasting, golf course bunker, petroleum tihchhiatna proppants (resin-coated sand) te pawh a awm bawk.
Processing hmanrua te
1. Mining & Crushing tih a ni
2. Silfai/Acid Leaching
3. Magnetic hmanga inthen darh
4. Screening neih a ni
5. Calcination/Purification (high-purity sand) 1.1.
Thil neih
|
Taksa lam thil neih (Pysical Properties). |
Hlutna (value) te |
|
Thianghlimna |
＞99.99% |
|
Sakhal zawng |
2.2g/cm a ni3 |
|
Transparency a ni |
＞90% |
|
Mohs Hardness a ni |
5.5--6.5 |
|
Deformation Point a ni |
1280℃a ni |
|
Softening Point a ni |
1750℃a ni |
|
Annealing Point a ni |
1250℃a ni |
|
A lumna bik (20 - 350℃) . |
670J/kg a ni. degree |
|
A rilru a buai em em a, a rilru a hah em em bawk a. 20℃) . |
1.4W/m a ni. degree |
|
A chhuahna tur hmun (w/mk,1000℃) . |
1.0-1.2 |
|
Refractive Index a ni |
1.4585 |
|
A rilru a buai em em a, a rilru a hah em em bawk a. Coefficient of Thermal Expansion |
5.510 -7cm/cm a ni. degree |
|
Hot - hnathawhna Temperature |
1750--2050℃thleng a ni |
|
Hun rei lote - chhunga Service Temperature |
1450℃a ni |
|
Hun rei tak - chhung Service Temperature |
1100℃a ni |
|
Chemical lama thil awm dan |
Hlutna (value) te |
|
Acid laka a him lo |
Acid chak tak(HF tih loh chu),Alkali chak tak, organic solution |
|
Temperature sang takah Corrosion resistant a awm thei |
A tha lutuk |
|
Metal bawlhhlawh awm zat |
<5 ppm a ni |
|
Electric lama thil awm dan |
Hlutna (value) te |
|
Resistivity (resistivity) a ni |
7107Ω.cm a ni |
|
Insulation chakna |
250~400Kv/cm a ni |
|
Dielectric Constant hmanga siam a ni |
3.7~3.9 |
|
Dielectric Absorption Coefficient a ni a, a chhuahna tur hmun leh a hmanna tur a ni |
＜410-4 |
|
Dielectric hloh zat (Dielectric loss Coefficient) a ni |
＜110-4 |
|
Mechanical lama thil awm dan |
Hlutna (value) te |
|
Compressive chakna a nei |
1100MPa a ni |
|
Bending chakna |
67MPa a ni |
|
Tensile chakna a nei |
48MPa a ni |
|
Poisson-a Ratio a ni |
0.14~0.17 |
|
Young-a Modulus a ni |
72000MPa a ni |
|
Shear Modulus a ni |
31000MPa a ni |
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