Porcelain Buchner Funnels - JBF350

Porcelain Buchner Funnels include fixed perforated plates. Funnels are glazed on inner and outer surfaces except for the rims.

• Thermal Shock Resistance - average coefficient of expansion from 20°C to 200°C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of porcelain is heat tested in the factory
• Glaze - No softening occurs up to 1000°C and it is extremely white
• Resistance to Chemical Action - Resistance to acids and alkalies is excellent, except for hydrofluoric acid