450ml Porcelain Buchner Filtering Funnel
450 ml capacity Buchner funnel with perforated porcelain plate.
Laboratory instrument for filtration or separation processes made by JIPO from the Czech Republic.
Fully glazed article with a maximum working temperature up to 1100 °C.
High mechanical strength
Low longitudinal thermal expansion
Outside diameter Ø 130 mm
Inner diameter Ø 110 mm
See dimensions and measures in the technical data sheet
Büchner laboratory funnel for filtration or separation of 450 ml capacity
JIPO is a Czech manufacturer of laboratory porcelain, distinguished and recognized for the high quality of its products according to EN 1183 and ISO 1775.
The manufactured porcelain material is within the group C110 according to the Czech State Standard (CSN 60672-3 standard). The tolerance of the product dimensions is controlled by DIN 40680.
The porcelain funnel meets the parameters of the highest working requirements due to its high quality, good chemistry and heat resistance. Porcelain composition: clay, quartz and feldspar (3AL2O3 . 2SiO2).
Technical properties
High softening temperature, which allows working with unglazed products, can be used at temperatures up to 1350 °C / 2462 °F; in glazed products at temperatures up to 1000 °C / 1832 °F.
High resistance to acids and bases
Other technical properties:
- Density = 2.4 g/cm³
- Bending strength (70 MPa) of unglazed products
- Thermal conductivity (Wm-1. K-1) = 1,3
| Physical and chemical properties | |
| Resistance to alkalis | 99.96% |
| Resistance to acids | 99.99% |
| Hardness according to Mohs | 7-8 |
| Tensile strength | 400 Kp/cm² |
| Compressive strength | 3,500 Kp/cm² |
| Flexural strength | 500 Kp/cm² minimum |
| Water absorption capacity | 0% |
| Specific gravity | 2.3-2.5 g/cm³ |