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23/04/2010
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23/04/2010
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Offer Description - Cast basalt Tiles
Place of Origin: Liaoning China (Mainland)
Basalt has excellent performance of acid and alkali resistance, and epoxy resin is used at the juncture.
1. Wear resistanceexperiment conditionssize: 20. 5*25*19c mm aterial: Brown melted Aluminumparticle size: 46items
rotary speed: 6m/ secpressure: 4kgtime: 60min
2. corrosion resistanceBasalt has excellent performance of acid and alkali resistance, and epoxy resin is used at the juncture.
Comparison of dissolubility rate temperatureconcentrationHCLNaOHH2SO4HF
Cast basalt60?C50% TraceTraceTrace4%
Steel plate60?C15% 15% Trace37% 10%
3, thermal shock resistanceCast stone composite pipe has good reputation for its reliability and safety at fixed temperature under 400?or even at thermal shock. It could be repaired without any change in reliability and safety by water glass clay whenever it is slightly damaged. 4, Impact resistanceCast stone has the highest impact resistance among cemarics.
5, Slip propertyThe property of slip helps to decrease wear, which is 2 or 3 times than that of steel , thus improving transportation capacity while preventing dusts.
Cast stone tiles can also be used as transportation pipe. 6, Main physics and chemistry performanceTechnical propertyIndex
Specific gravity (g/ cm3) 3. 0~3. 05
Pressure strength (Mpa) 554~661
Break strength (Mpa) 62. 0~76. 9
Impact strength (kJ/ m2) 1. 56~1. 66
Wear strength (g/ cm2) 0. 07~0. 09
Webster hardness (kg/ mm 2) 720~860
Elastic modulus (Room temperature) Mpa1. 7?105
Coefficient of expansion (Room temperature to 60?C) 8. 92?10- 6
Water absorptionBelow 0. 1%
Softening point1197?C
Heat conduction rate0. 700kcal/ mnr?C (at250?C)
Volume intrinsic impedance109??m (0?C, 100V)
7, Chemical composition (weight% ) SiO243. 13~45. 12MgO8. 65~10. 47