background image

PLANETARY MILL

PULVERISETTE 5 classic line

Operating instructions

Valid starting with: 05.50X0/01000
Valid starting with: 05.60X0/03000

Read the instructions prior to performing any task!

Translation of the original operating instructions

 

 

Содержание PULVERISETTE 5

Страница 1: ...LVERISETTE 5 classic line Operating instructions Valid starting with 05 50X0 01000 Valid starting with 05 60X0 03000 Read the instructions prior to performing any task Translation of the original operating instructions ...

Страница 2: ...Version 06 2015 Index 005 Fritsch GmbH Milling and Sizing Industriestraße 8 D 55743 Idar Oberstein Telephone 49 0 6784 70 0 Fax 49 0 6784 70 11 Email info fritsch de Internet www fritsch de ...

Страница 3: ...meinschaft e V An audit certified that Fritsch GmbH conforms to the requirements of the DIN EN ISO 9001 2008 The enclosed Conformity Declaration lists the guidelines the FRITSCH instrument conforms to to be able to bear the CE mark Certification CE Conformity Certifications and CE conformity 3 ...

Страница 4: ...information 16 2 8 2 Protection against restart 16 2 8 3 Overload protection 16 2 8 4 Imbalance detection 17 2 8 5 Operation on GFCI Ground Fault Circuit Interrupters 17 3 Technical data 18 3 1 Dimensions 18 3 2 Weight 18 3 3 Operating noise 18 3 4 Voltage 18 3 5 Current consumption 18 3 6 Power consumption 19 3 7 Electrical fuses 19 3 8 Material 19 3 9 Final fineness 19 4 Installation 20 4 1 Tran...

Страница 5: ...5 1 Clamping with the Safe Lock 5 tensioning device 36 6 5 2 Clamping the 80 ml grinding bowls 39 6 6 Mass balance 39 6 7 Grinding duration 40 6 8 Settings on the control panel 41 6 8 1 Setting the speed 41 6 8 2 Setting the running time 41 6 9 Repetition of grinding pause cycles 42 6 10 Reverse mode 42 6 11 Conducting a grinding operation 43 6 11 1 Overload 43 6 11 2 Switching off 43 6 12 Cooling...

Страница 6: ... 55 9 Maintenance 56 10 Repairs 58 10 1 Checklist for troubleshooting 58 10 2 Error messages 59 11 Examples of comminution tasks 60 12 Disposal 62 13 Guarantee terms 63 14 Exclusion of liability 65 15 Safety logbook 67 16 Index 69 Table of contents 6 ...

Страница 7: ... structure 1 Hood handle 2 Latch 3 Hood 4 Control panel 5 Safe Lock 6 Bowl holder 7 Lock 8 COM PORT 9 2 x fine wire fuse 10 Main switch 11 Mains cennection 12 Cover plate 13 Ventilation grid Basic structure 7 ...

Страница 8: ...for the safety of the machine to carry out the required work and are able to recognize and avoid possible hazards as defined for skilled workers in IEC 364 In order to prevent hazards to users follow the instructions in this manual Malfunctions that impair the safety of persons the of the PULVERISETTE 5 or other material property must be rectified immediately The following information serves both ...

Страница 9: ...id a Rotation of the grinding bowl b Centrifugal force c Movement of the support disc 2 2 2 Drive motor and speed regulation A maintenance free three phase motor operated via a frequency con verter is used as the drive 2 3 Obligations of the operator Before using the of the PULVERISETTE 5 this manual is to be carefully read and understood The use of the of the PULVERISETTE 5 requires technical kno...

Страница 10: ...ntenance or are in any way connected to these The applicable accident prevention guidelines must be complied with Generally applicable legal and other obligatory regulations regarding environmental protection must be observed 2 4 Information on hazards and symbols used in this manual Safety information in this manual is designated by symbols Safety infor mation is introduced by keywords that expre...

Страница 11: ...osive substances Ignoring information with this designation will result in serious or fatal injury DANGER This symbol and keyword combination designates con tents and instructions for proper use of the machine with combustible substances Ignoring information with this designation will result in serious or fatal injury WARNING This symbol and keyword combination points out a directly hazardous situ...

Страница 12: ...tion for efficient operation without malfunction To emphasise procedure instructions results lists references and other elements the following designations are used in this manual Designation Explanation 1 2 3 Step by step procedure instructions ð Results of steps in the procedure References to sections in this manual and rele vant documentation Lists without a specific order Button Operating elem...

Страница 13: ...ous combustion dust explosion if the proportion of fine particles exceeds a certain percentage When Grinding these kinds of substances special safety measures must be taken and the work must be supervised by a specialist The device is not explosion protected and is not suitable for Grinding explosive materials n Do not remove the information signs NOTICE Immediately replace damaged or illegible in...

Страница 14: ...e equipment is to be regularly checked for integrity and proper functioning For start up the hood 3 has to be closed The hood 3 is locked n without mains connection n during operation The hood 3 can only be opened if the mill s drive is at standstill 2 6 1 Opening the hood without mains connection NOTICE Use the emergency release only if a power failure or damage to the device prevents normal open...

Страница 15: ...egrees anticlockwise 2 6 2 Imbalance check The device switches off if there is excessive imbalance See Chapter Ä Chapter 6 6 Mass balance on page 39 CAUTION The imbalance check can be disabled at your own risk Fritsch assumes no liability for damage resulting from the deactivation of the imbalance check NOTICE Change these settings only after all work as described in Ä Chapter 4 Installation on pa...

Страница 16: ...he main switch 10 if the planetary mono mill is down for a longer period of time e g overnight 2 8 2 Protection against restart In case of power failure during operation or after switching off with the main switch 10 the hood 3 is locked The hood lock 7 is opened when the power returns For safety reasons however the mill does not restart 2 8 3 Overload protection n In the event of an overload the ...

Страница 17: ...on on GFCI Ground Fault Circuit Interrupters It is possible that the leakage currents will become marginal during oper ation This may trigger the earth leakage circuit breaker These values can quickly be reached when all devices are added to the circuit Solution Circuit without an earth leakage circuit breaker or if possible increase the earth leakage circuit breaker threshold Safety information a...

Страница 18: ...value of workplace according to DIN EN ISO 3746 2005 is 74 9 dB A with a grinding element made from steel and grinding stock of sand This value may vary depending on the type of grinding element and sample material 3 4 Voltage n Single phase alternating current 100 120V 10 and n Single phase alternating current 200 240V 10 Transient overvoltage according to overvoltage category II is per mitted 3 ...

Страница 19: ... Material n Maximum feeding size 10 mm n Maximum feeding volume 900ml divided into 4 x 500ml grinding bowls grinding balls or 450ml divided into 2 x 500ml grinding bowl grinding balls n Achievable mean final fineness of up to d50 1 µm 3 9 Final fineness n Dry grinding up to d50 20 µm depending on the material n Wet grinding up to d50 1 µm depending on the material Technical data 19 ...

Страница 20: ...transport 4 2 Unpacking n Pull out the nails that fasten the lid to the surrounding packaging n Remove the lid n Take out the accessories n Pull out the nails that fasten the surrounding packaging to the trans port pallet n Then lift the wooden surround over and away from the device n The pre perforated segments can be detached so that the foam parts can be removed more easily n Please store the t...

Страница 21: ...e planetary mill is approx 120kg NOTICE Never operate the mill while it is standing on the trans port pallet NOTICE Keep any obstructions away from the air outlet on the side ventilation grate Risk of overheating n Lift the mill from the transport pallet n 6 screws connect the mill to the transport pallet Remove the screws n Place the mill with the transport pallet back down n Lift the mill off th...

Страница 22: ...ircuit protection Risk of damage due to short circuits Make sure that the socket is connected to a mains line protected with a residual current circuit breaker DANGER Mains voltage Changes to the connection line may only be made by a qualified person CAUTION Ignoring the values on the type plate may result in damage to the electrical and mechanical components Before establishing the connection com...

Страница 23: ...le leakage currents resulting from filtering measures can trigger a conventional residual current circuit breaker in the mains line This is no defect To prevent this special residual current circuit breakers which are adapted for operation with frequency con verters are commercially available Operation without a residual current switch is possible but must be done in accordance with the relevant r...

Страница 24: ...k as explained in Chapter Ä Chapter 4 6 1 Setting the imbalance check on page 24 Please note that you have to redefine this setting for various parameters with different grinding sets and balls Activation deactivation of the imbalance check in setup mode 1 Press and hold the STOP button on the front of the control panel 2 Switch on the device with the main switch 10 on the back of the device There...

Страница 25: ...pter Ä Chapter 5 Initial start up on page 27 begin grinding with 2 4 bowls of the same weight If the machine stops and the error code UnbA is displayed press STOP and change the value for the imbalance check from 9 to 8 in setup mode Repeat this process until your grinding is performed with the parameters you require 4 6 2 Setting time units 1 When the device has been switched off press and hold t...

Страница 26: ...the control panel 2 Switch on the device with the main switch 10 on the back of the device There is a brief display check After about 3 seconds setup mode is started and the STOP button can be released 3 If POWER SUPPLY is flashing the device is in setup mode If POWER SUPPLY is not flashing repeat the procedure 4 NOTICE P5 must always be displayed in the REPETI TIONS field The Fritsch company will...

Страница 27: ...n The POWER SUPPLY lamp on the control panel lights up 5 2 Function check CAUTION Conduct the functional test at a speed of 100 1 min n Open the hood 3 n Take out the grinding bowl tensioning device Safe Lock and trans port securing device wooden block No loose parts may remain inside the device n Close the hood 3 n Set the speed to 100 1 min See Ä Chapter 6 8 1 Setting the speed on page 41 n Pres...

Страница 28: ...ll liquefy and accumulate below the insert in the casing When the adhesive cools down it solidifies and pushes the casing up That can cause irreparable damage to the insert The grinding bowl will definitely be rendered unusable Above temperatures of 200 C the adhesive will be destroyed The same applies for encased grinding bowl lids V belt seals and motor require some time at the begin ning before...

Страница 29: ...ample the grinding of samples containing sulphur in the steel bowl which contains iron The iron released by abrasion can com bine with sulphur and react to form iron sulphide This can lead to black deposits on your grinding set The hardness and density specific weight of the grinding bowl and grinding balls used have to be greater than that of the material used to prevent excessive wear by abrasio...

Страница 30: ...e feed size of 5 mm 20 mm Fine material 0 5 mm 10 mm or 5 mm Homogenisation of dry or liquid samples 10 mm Homogenisation of viscous samples 20 mm These are reference values The size of bowls and grinding balls may need to be determined through experimentation NOTICE It is not advisable to mix balls of different diameters If balls with different diameters are used increased wear to the balls is to...

Страница 31: ... balls pcs 250 300 1200 1300 2000 2500 10 Number of balls pcs 25 30 50 150 100 250 15 Number of balls pcs 10 45 50 70 100 20 Number of balls pcs 5 15 20 25 35 30 Number of balls pcs 5 6 10 40 Number of balls pcs 4 These are reference figures The number of balls may need to be deter mined through experimentation CAUTION When grinding with a ball size of Ø 30 mm or Ø 40 mm do not let the device run ...

Страница 32: ... agate bowl is to be filled with 1250 x 5 mm agate balls Calculation 0 17 g 1250 pcs 212 5 g 212 5 g of grinding balls can be weighed and inserted in the grinding bowl thus avoiding the time required for counting the balls 6 2 Filling quantities of grinding bowls CAUTION For wet grinding with large balls with a diameter of 10 mm at least half the maximum sample quantity must be inserted If the sus...

Страница 33: ... ml 250 ml 30 ml 125 ml 80 ml 10 ml 30 ml 6 3 Filling the grinding bowl Do not fail to comply with the following sequence 1 Place the grinding balls in the empty bowl 2 Fill grinding stock onto the balls NOTICE Make sure the sealing surface is clean and the seal is not damaged 3 Place the lid on the grinding bowl 6 4 Factors with an impact on grinding 6 4 1 Running time grinding duration To reduce...

Страница 34: ...erse mode n Useful for mechanical alloying n Improvement of the homogeneity of the sample 6 4 4 Number and size of the balls NOTICE It is not advisable to mix balls of different diameters If balls with different diameters are used increased wear and damage to the grinding elements is to be expected You can find the recommended number and size of balls in Ä Chapter 6 1 Choice of grinding bowls and ...

Страница 35: ... to be checked in briefer intervals Longer dry grindings without pauses and checks can cause the grinding set to gum up and to become dam aged In particular with agate the grinding bowl and grinding balls can become damaged after a short grinding time At a particle size of less than 20 µm the surface forces prevail The grinding stock begins to stick Additional dry comminution can be achieved by ad...

Страница 36: ...end that you only use so much liquid that the suspension has the same consistency as motor oil With this viscosity the best results can be achieved in most cases 6 5 Clamping the grinding bowls 6 5 1 Clamping with the Safe Lock 5 tensioning device Fritsch GmbH confirms that every Safe Lock clamping system has been manufactured and tested to our internal quality standards Fritsch GmbH measures the ...

Страница 37: ...re piece Clamping 1 Position the bracket a of the clamping lever vertically 2 Hang the longer projection of the Safe Lock tensioning device onto the cut out of the grinding bowl holder 3 Hang the short projection of the Safe Lock tensioning device into the other side 4 Push the Safe Lock tensioning device so that the cut out of the grinding bowl holder sits centrally in the U shaped cut out of the...

Страница 38: ... turn the set ting screw e again using the torque spanner until it clicks 8 Press the clamping lever downwards again The Safe Lock system is now tensioned DANGER After several minutes of grinding and in the cooling down phases check that the tensioning device is firmly connected If the Safe Lock system is correctly tensioned the clamping lever is automatically pulled downwards by the eccentric whe...

Страница 39: ...th the Safe Lock system proceeds as described in Ä Chapter 6 5 1 Clamping with the Safe Lock 5 tensioning device on page 36 6 6 Mass balance Load the laboratory planetary mill symmetrically Always clamp an equally heavy grinding bowl with lid and seal ring in the opposite grinding bowl holder to balance the weight Failing that select an empty bowl as a counterweight The empty bowl may be filled wi...

Страница 40: ...aterial ball and speed For this reason the user should determine it through experimentation Reference value When grinding at high speeds and with large bowls a grinding duration of one hour depending on the temperature should not be exceeded Then allow the unit to cool down for half an hour to one hour To what extent the heating up of the material to be ground needs to be observed naturally depend...

Страница 41: ...e nominal speed is briefly displayed when the or button is pressed 6 8 2 Setting the running time TIMER control panel area Setting the grinding time 1 Press the MILLING button ð The MILLING button lights up 2 Press the or buttons to set the running time in hours 0 99 and minutes 0 59 or in minutes 0 59 and seconds 0 59 Set the pause time 1 Press the PAUSE button ð The PAUSE button lights up 2 Pres...

Страница 42: ...duration on page 33 Interrupt grinding by pressing the STOP button Continue grinding by pressing the START button This takes into account the previous grinding dura tion and the number of repetitions 6 9 Repetition of grinding pause cycles REPETITIONS control panel area Press or button select the number of repetitions 0 99 The number of remaining cycles is displayed during operation 6 10 Reverse m...

Страница 43: ...ine is not overloaded The REDUCED SPEED lamp is lit If the mill does not start see Ä Chapter 10 Repairs on page 58 While in operation the hood 3 remains locked even during pause times and the fan cools the interior 6 11 1 Overload If the mill is overloaded the speed is reduced and the REDUCED SPEED light flashes The mill switches off if the overload continues for too long see Ä Chapter 10 1 Checkl...

Страница 44: ...uring the grinding breaks n When the hood is open 3 or n In the programmed pause times with closed locked hood and the fan running 6 13 Stand by If the mill is not in operation and the hood 3 is open it switches to the energy saving stand by mode after one hour The STAND BY lamp lights The stand by function is not possible when the hood is closed Using the device 44 ...

Страница 45: ...dard lids have to be filled in a glove box with an inert gas atmosphere and closed using the additional clamping system Using this procedure you can even grind haz ardous substances 2 Grinding bowls with gassing lids can also be closed and gassed out side the device using the additional clamping system 7 1 1 Locking the additional clamping system into place 1 Use the black Viton sealring instead t...

Страница 46: ...g system the adapter piece c 90 1120 09 provided in the accessories must be used 5 Then tighten both socket head screws d shown in the diagram equally with a hex key and thereby clamp the pressure plate tightly Ensure that the pressure plate is lying evenly on the bowl lid 6 Place the additional clamping system with clamped bowl in the grinding bowl holder Accessories 46 ...

Страница 47: ...em for tensioning 8 Position the bracket d vertically 9 Hang the longer projection of the Safe Lock tensioning device onto one side of the mounting of the grinding bowl holder 10 Hang the short projection of the Safe Lock tensioning device onto the other side Accessories 47 ...

Страница 48: ...ly in the U shaped cut out of the longer projection 13 Pre tension the setting screw e manually and screw it tight using the provided torque spanner Place the torque spanner provided on the setting screw b and turn until it clicks 2 6 Nm 14 Then press the clamping lever downwards 15 Wait a few seconds Release the Safe Lock again and turn the set ting screw e again using the torque spanner until it...

Страница 49: ...e or personal injury DANGER After several minutes of grinding and in the cooling down phases check that the tensioning device is firmly connected If the Safe Lock system is correctly tensioned the clamping lever is automatically pulled downwards by the eccentric when horizontal 7 2 Grinding in inert gas with gassing lid NOTICE Observe imbalance offsetting See Ä Chapter 6 6 Mass balance on page 39 ...

Страница 50: ... with grinding balls and grinding stock See Ä Chapter 6 3 Filling the grinding bowl on page 33 n Attach the Viton seal and lid n Insert the grinding bowl into the grinding bowl holder 8 n Clamp the grinding bowl in the device See Ä Chapter 6 5 Clamping the grinding bowls on page 36 Using the additional clamping system the following steps can also be completed in the glove box and subsequently clam...

Страница 51: ... the device when both coupling and ven tilation attachment have been removed Overpressure may occur during grinding 7 2 3 Ventilate after grinding CAUTION Always let the bowl cool down before ventilation Hot gases and sample material may escape from the bowl during pressure equalisation leading to serious burns Use protective gloves when ventilating n When the bowl has cooled down remove the addit...

Страница 52: ...e the lid 7 2 5 Installing valve inserts n Insert the valve insert g into the valve d with the spring pointing upwards n With the valve screwdriver f screw the valve insert clockwise The following gassing lids for the grinding sets are available each with two valves and a soft sealing ring Material Order number Hardmetal tungsten carbide 80 ml 50 8880 00 Hardmetal tungsten carbide 250 ml 50 8600 0...

Страница 53: ...t most NOTICE The grinding parts made of agate are only designed for temperatures of up to 100 C After this point they need to be slowly and carefully cooled down 7 3 GTM system The GTM system is available as an accessory for recording pressure and temperatures in the grinding bowl during grinding Instructions are included with the GTM system Accessories 53 ...

Страница 54: ...elements made of agate sintered corundum zirconium oxide and silicon nitride slowly and carefully Do not heat agate elements in a microwave under any circumstances heating is too fast They must never be exposed to thermal shocks as this could cause irreparable damage to the parts They will burst apart like in an explosion n Clean the grinding bowl and grinding balls each time after using them Clea...

Страница 55: ...8 2 Device n The planetary mill can be wiped down with a damp cloth when it is switched off Cleaning 55 ...

Страница 56: ... costs of this maintenance itself We recommend keeping a safety logbook Ä Chapter 15 Safety logbook on page 67 where all work mainte nance repairs performed on the device is entered The most important element of maintenance is regular cleaning Functional part Task or description Test Maintenance interval Safety lock Hood lock 7 Is the closed hood 3 locked in place when the main switch is off If th...

Страница 57: ...ng bowl holder Signs of use replace if pressed flat and no longer elastic After every 1 000 h Indicated surfaces of Safe Lock Fig 1 Original height 12 5 mm Minimum height 12 mm y The areas indicated dem onstrate a high degree of wear and do not meet the minimum height After every 200 h If the height is under the minimum height the corre sponding part has to be replaced Grinding bowl lid seal Seal ...

Страница 58: ...ime active Wait for end of pause or press STOP Safety lock was opened man ually Reactivate the safety lock see Ä Chapter 2 6 Protective equipment on page 14 Mill reduces speed automati cally If REDUCED SPEED is lit Over load Reduce load or accept automatically set speed Mill stops running Switched off due to thermal overload of the drive Allow device to cool down and select a lower speed Imbalance...

Страница 59: ...ion 10 2 Error messages No Fault descrip tion Cause Remedy 01 Con Frequency converter failed Contact Fritsch Service 02 Con Frequency converter operational error Contact Fritsch Service 03 UnbA Imbalance check has switched off Remove imbalance check weights of grinding sets Set the imbalance check see Ä Chapter 4 6 1 Setting the imbalance check on page 24 04 Cond Motor relay has not switched Check...

Страница 60: ...water 40 g 50 ml water Cr Ni steel 6 x 30 mm 100 2 mm 250 ml 60 min 10 µm Coal dry and wet grinding in water 5 g Zirconium oxide 5 x 20 mm 100 0 5 mm 80 ml 120 min 15 µm Aluminium oxide silicon oxide 100 g WC Co 15 x 20 mm 90 0 1 mm 250 ml 90 min 20 µm Ferrovanadium 70 g WC Co 5 x 30 mm 70 3 mm 250 ml 20 min 100 µm Glass 50 g Agate 15 x 20 mm 100 4 mm 250 ml 15 min 90 µm Silicon carbide dry and we...

Страница 61: ...er 150 ml Cr Ni steel 15 x 20 mm 100 0 025 mm 250 ml 30 min 5 µm Plaster 300 g Cr steel 10 x 30 mm 100 10 mm 500 ml 20 min 200 µm Protein 50 g Sintered corundum 1 6 x 30 mm 90 20 mm 250 ml 90 min 50 µm Grains barley 100 g Sintered corundum 1 3 x 40 mm 100 3 mm 500 ml 20 min 150 µm Dough products 100 g Sintered corundum 1 10 x 30 mm 100 5 mm 500 ml 3 min 250 µm Sugar wet grinding in alcohol 200 g A...

Страница 62: ... Analytical devices have been registered under category 9 monitoring and control instruments It has been accepted that FRITSCH is operating only in the business to business area The German registration number for FRITSCH is WEEE reg no DE 60198769 FRITSCH WEEE coverage Since the registration of FRITSCH is classified for bilateral transactions no legal recycling or disposal process is described FRI...

Страница 63: ...receipt of the device and be received by us within three weeks or alternatively online registration must be car ried out with the above mentioned information The guarantee will not be granted in cases where n Damage has arisen due to normal wear and tear especially for wear parts such as Crushing jaws support walls grinding bowls grinding balls sieve plates brush strips grinding sets grinding disk...

Страница 64: ...nt to remedy all recognisable errors or faults including those not covered by the guarantee Errors or faults not covered by the guarantee shall in this case be rectified at cost We recommend reading the operating manual before contacting us or your dealer in order to avoid unnecessary inconvenience Ownership of defective parts is transferred to us with the delivery of the replacement part the defe...

Страница 65: ... is expressly prescribed by applicable laws or jurisprudence FRITSCH GMBH expressly reserves the right to modify and or update this operating manual without prior notice The same applies to modifica tions and improvements to the products described in this operating manual It is the responsibility of the user to ensure that they have the current version of this operating manual For more information...

Страница 66: ...sons including fatal injuries or similar The above exclusion of liability is limited by mandatory liability as prescribed by laws or jurisprudence Lia bility for negligence is excluded in all cases No permission is given expressly implicitly or otherwise for the use of patents brands or other copyrights We also assume no liability for copy right infringements or infringements of the rights of thir...

Страница 67: ...15 Safety logbook Date Maintenance Repair Name Signature Safety logbook 67 ...

Страница 68: ...Date Maintenance Repair Name Signature Safety logbook 68 ...

Страница 69: ...ion tasks 60 Exclusion of liability 65 Explanation of signs 10 Explanation of symbols 10 F Filling quantity of grinding bowls 32 Final fineness 19 G Grinding bowl Filling 33 Grinding duration 40 Grinding in inert gas 49 Grinding time 33 GTM system 53 Guarantee terms 63 H Hazardous points 16 I Imbalance 15 Imbalance check 15 Setting 24 Imbalance detection 17 Initial start up 27 Installing valve ins...

Страница 70: ...ding balls 28 Selecting the grinding bowl 28 Setting the grinding duration 41 Setting the speed 41 Setting up 21 Setup mode Setting device specifications 26 Setting the imbalance check 24 Setting time units 25 Size of the grinding balls 30 Skilled workers 8 Stand By Mode 44 T Troubleshooting checklist 58 U Unpacking 20 V Ventilating after grinding 51 Voltage 18 W Warning information 10 WEEE 62 Wei...

Страница 71: ......

Страница 72: ... 2015 Fritsch GmbH Milling and Sizing Industriestraße 8 D 55743 Idar Oberstein Telephone 49 0 6784 70 0 Fax 49 0 6784 70 11 Email info fritsch de Internet www fritsch de ...

Отзывы: