The No.1 Experienced Manufacturer For Laboratory Porcelainwares Since 1964:
Porcelain Mortar With Pestle,Laboratory Porcelainwares Full Serials:
The materials used with high purity enable products to resist corrosion and withstand sharp change in temperature.Glazed utensils work satisfactorily at temperatures up to 1050°C,and unglazed up to 1380°C.Both of them meet requirements aquired by chemical and physical analysis.
Each piece of product passes strict inspecting in accordance with the standard of SY-3320-83 issued by the Petroleum Industry Ministry before being brought to be marketed.
Chemical Composition
SiO2 | 51% |
Al2O3 | 36.5% |
Fe2O3 | 0.15% |
CaO | 0.47% |
MgO | 1.68% |
K2O | 3.2% |
Na2O | 0.79% |
Others | 6.21% |
Physical Parameters
Acid resistance | >99.98% |
Alkali resisitance | >97% |
Temperature resistance | A.For glazed type:1050 °C B.For unglazed type: 1380 °C C.For Corundum crucibles: 1600 °C D.For Carbon sulphur high frequency crucibles: 1700°C |
Wear resistance | <0.03g/cm2 |
Moh's hardness | 7 grade |
Water absorption rate | <0.5% |
Bulk density | 2.2-2.7 g/cm3 |
Compressive strength | >300Mpa |
Breaking strength | >40Mpa |
Thermal stability | 1400 °C to ambient temperature |
Dimensions & Customized Designs And Sizes
THE NO.1 PROFESSIONAL MAKER! Porcelain Mortar With Pestle Laboratory Porcelainwares Serials