Whenever exceptional support is required for the filter membrane, our Buchner Funnels fit this 

requirement. Or, when drying of the sample within the Buchner Funnel is needed after filtration, 

these porcelain funnels will withstand elevatedtemperatures. Smooth, glazed, with perforations 

evenly spaced, filtration with these Buchners is always efficient.

Porcelain with fixed perforated plate. Glazed inside and out except for rim.It is autoclavable

Chemical composition

Si02: 51%

Al2O3: 36.5%

Fe2O3: 0.15%

Cao: 0.47%

Mgo: 1.68%

K2O: 3.2%

Na2O: 0.79%

Physical Parameters

Acid resistance: more than 99.5%

Alkali resisitance: more than 97%

Temperature resistance: 1150 degrees celsius for glazed 

Wear resistance:  less than 0.03g/cm2

Moh's hardness:  7 grade

Water absorption rate: less than 0.5%

Bulk density: 2.2-2.7g/cm3

Compressive strength: more than 300Mpa

Breaking strength: more than 40 Mpa

Thermal stability: 1400 degree celsius to room temperature

Company Information

Established in 1964.our company own abundant tachnical and plentiful experience,covering floor of more than 40,000square meter's over 500 employees and up to 40 junior and senior technicians.as the secondary network supplier forSINOPEC and CNPC and appointed supplier toBASF,BAYERetc. top level group.

Photoes for  Funnels with Perforated Filter Dise, Glazed

   Funnels with Perforated Filter Dise, Glazed Services

Fax:0086-0731-23183385

Tel: 0086-0731-23181339

Contact: Lucia

Email: export4 @

skype: fuqiang.ceramic1

Web:

Welcome for your contact and inquiry!