Fritsch Milling and Sizing

Pulverisette 2

Mortar Grinder

Working principle friction
Optimal for material type hard, medium-hard, soft, brittle fibrous, abrasive and temperature sensitive
Grinding tools mortar bowl with pestle
Materials of the grinding tools agate, sintered corundum, hard porcelain, zirconium oxide, stainless steel, hardened steel, hardmetal tungsten carbide
Grinding bowl diameter inner – 130 mm, outer – 200 mm
Max. feed size 8 mm
Min. sample quantity 10 ml
Max. sample quantitiy Up to 190 ml
Final fineness 10 – 20 µm
Grinding process Dry/wet
Mortar bowl speed 50 Hz – ~70 rpm, 60 Hz – ~80 rpm
Electrical Details (voltage indicated by customer is set) 100-120/200-240 V/1~, 50/60 Hz, 300 Watt
Emission sound pressure level at the workplace according to DIN EN ISO 3746 (depending on the material to be ground and grinding set) Approx. LpAd = 71 dB
Weight 24 kg
Dimensions (W x D x H) bench top instrument 31 x 46 x 41 cm
Elemental Analysis
General specifications
Material Agate – SiO₂
Chemical composition
Element Share %
Silicon oxide – SiO₂ 99.9
Aluminium – Al₂O₃ < 0.02
Iron oxide – Fe₂O₃ < 0.02
Calcium oxide – CaO < 0.02
Magnesium oxide – MgO < 0.02
Sodium oxide – Na₂O < 0.02
Potassium oxide – K₂O < 0.02
Maganese oxide – MnO < 0.02
Physical and mechanical properties
Density 2.65 g/cm³
Hardness 6.5 – 7 Mohs
Elemental Analysis
General Specifications
Material Sintered corundum 1 – Al₂O₃
ISO/EN/DIN code
Chemical composition
Element Share %
Aluminium oxide – Al₂O₃ 99.651
Silicon oxide – SiO₂ 0.257
Calcium oxide CaO 0.081
Other 0.011
Physical and mechanical Properties
Density 3.8 g/cm³
Hardness 18.00N/mm² (Vickers HV 0.5)
Elemental Analysis
General specifications
Material Hard Porcelain
Chemical composition
Element Share %
Quartz – SiO2 68.5
Aluminium – Al₂O₃ 26.1
Titanium oxide – TiO2 0.1
Iron oxide – Fe₂O₃ 0.52
Magnesium oxide – MgO 0.2
Calcium oxide – CaO 0.09
Sodium oxide – Na₂O 0.2
Potassium – K₂O 3.92
Physical and mechanical properties
Density 2.4 – 2.5 g/cm³
Open Porosity < 0.5%
Elemental Analysis
General specifications
Material Zirconium oxide – ZrO₂
Chemical composition
Element Share %
Zirconium oxide – ZrO₂ 94.2 – 95.2
Hafnium oxide – HfO₂ 1 – 2
Magenesium oxide – MgO 3.5
Silicon dioxide – SiO2 0.1
Aluminum oxide – Al₂O₃ 0.1
Other 0.1
Physical and mechanical Properties
Density 5.7 g/cm³
Hardness Vickers 1200 (HV10)
Elemental Analysis
General specifications
Material Stainless steel – 1.4305
ISO/EN/DIN code X10CrNiS18-9 / X8CrNiS18-9
Chemical composition
Element Share %
Iron – Fe 70.6 – 66.4
Carbon – C 0.1
Silicon – Si 1
Manganese – Mn 2
Phosphorus – P 0.045
Sulphur – S 0.15 – 0.35
Chromium – Cr 17 – 19
Nickel – Ni 8 – 10
Copper – Cu 1
Nitrogen – N 0.11
Physical and mechanical properties
Density 7.8 g/cm³
Hardness approx. 60 HRB
Elemental Analysis
General specifications
Material Hardened steel – 1.2080
ISO/EN/DIN code X210Cr12
Chemical composition
Element Share %
Iron – Fe approx. 85.5
Carbon – C 1.90 – 2.20
Silicon – Si ≤ 0.10 – 0.40
Manganese – Mn ≤ 0.15 – 0.45
Phosphorus – P ≤ 0.030
Sulphur – S ≤ 0.030
Chromium – Cr 11.00 – 12.0
Physical and mechanical properties
Density 7.9 g/cm³
Hardness 60 – 63 HRC
Elemental Analysis
General specifications
Material Tungsten carbide – WC
ISO/EN/DIN code
Chemical composition
Element Share %
Tungsten carbide – TC 93.8
Cobalt – Co 6
Other 0.2
Physical and mechanical properties
Density 14.95 g/cm³
Hardness 92.1 HRA

USA Headquarters
FRITSCH Milling and Sizing, Inc.

57 Grant Drive, Suite G
Pittsboro, NC, 27312

Phone: + 1 919 229 0599
Email: info@fritsch-us.com

INSTRUMENT SUPPORT SERVICE

Our technical service team is at your disposal for maintenance, repair, calibration of laboratory instruments and ordering original spare parts. We are also available worldwide for warranty extensions and all other questions. Would you like to send your instrument for testing or maintenance to us? Please visit the Service Form page and complete the form for your submission. US Service Technician Reggie Piard 919-229-0599 x111