STM Company Profile Brochure

www.stmimpianti.comI N T R O D U C I N GT H E S O C I E T YSTM di Francesco Marcon & C. SasVia Mazzini, 66 - 21020 Ternate (VA) - ITALY - Tel. (+39) 0332 943.411 Fax (+39) 0332 961.585 - e-mail: info@stmimpianti.comA COMPANY AT YOUR SERVICESTM, established 1980, is today one of the leading manufacturers with regard to R & D, the design and the construction of plants for the dry grinding and dosing of different material used in the industrial and environmental sectors. Having the necessary background and well experienced personnel, STM offers its partners a wide and complete service range from a single dry grinding mill to complete turn key plants, from a feasibility study to the after market service and maintenance. Due to its own well equipped grinding test center and laboratory, STM can simulate and verify the performance of every single equipment or complete plant, using different material and operation parameters.The well experienced personnel is prepared to provide every kind of technical assistance for the construction of new plants or the modi?cation of existing installations, for upgrading existing plants or the improvement of its capacity by utilizing at its best the wide range of STM products. STM supplies to the dry grinding industry most ef?cient and reliable machines and installations, designed in accordance with the most severe European regulations with regard to safety standards and environment protection and completed with ?rst class components only. Responding to the permanent technical evolution and changing market requirements, STM offers the highest possible quality standard a perfect and ef?cient service most competitive pricesTo always maintain this, STM is divided into different specialized divisions, all supported by the Quality Assurance division. The various divisions are working closely together thus sharing a synergy effect and bene?ting of the experience of several decades. 3Chemical industryFlue gases treatmentFoodstuff industryTea production linesSpices industryConfectionery industryProtein shifting for ?oursAnimal feed industryPharmaceutical industryPowder coatingsCosmetic industryPigments and dyesVarnish in powderToner, copying powdersMineral and ore industryFine mineral powdersCeramic raw materialsRefractory industryHard materials / abrasivesRare earthsSize reduction of plasticsRecycling REST ANGLE High <35° 35°-45° >35° viscosityEasy Very dif?cultEasy EasyEasy EasyEasy Very easyEasy Dif?cultEasy Dif?cultEasy Easy Not suitablePartiallysuitableSuitable5MACHINE DESIGN DIVISIONSoft, brittle , crystallineMedium-hard, abrasiveHard, highly abrasiveElastic, tough, cuttableFibrousDust explodableLumpy > 5 mmCoarse-grained 1 - 5 mmMedium - ?ne, 500 - 1000 µFine, 150 - 500 µFinest, 50 - 150 µSuper ?ne, 10 - 50 µUltra ?ne, 2 - 10 µMIXER MODEL PRINCIPLE OF RANGE OF FINENESS / mm FUNCTIONING 0,1 - 0,01 >0,1 1,0 - 0,1 <µmConical screw mixer DSH convectionConical screw and ribbon mixer LDSH convectionConvolution mixer with double cone SZG diffusionHorizontal spiral belt mixer WLDH convectionDouble shaft mixer with zero-gravity WZ convectionCoulter mixer LDH convectionV powder mixer SVP diffusion4MILLS, MICROSELECTORS, GRADERS MODELClassi?er mills RTMClassi?er mills COMPACT Air Jet Stream mills MJSSieve mills MRPin mills MPTable Roller mills TRMMicro - graders SDMicro - graders SDFMicro - graders SDNMicro ball mills MVSAir jet Stream mills for laboratory MJSAir mills QS 50 - QS 100Air mills with horizontal disc QS 300 - QS 350 QS 600 - QS 1100Air mills with ?uid bed QLDAir mills with circulation tube QONClassi?er mills JCFEmulsion mills JJ(A) 500Double Shaft mills JCL 320Hammer mills JCW 300 - JCW 610Ultra Fine - Hammer mills JCW 616Graders FQZEmulsion mills JPW 150 - JYW 250Pin mills JBLMicro - graders FYWHigh Ef?cient Vibrating mills ZDMTarget Jet mills QBN 450Design, production and startup of :Sieve millsPin millsClassi?er mills Micro-ball millsImpact millsEmulsion millsEquipments and mills for laboratoryMixersPacking machinesJet millsRoller millsCryogenic mills and installationsWith little differences of properties between the componentsWith high differences of properties between the componentsHUMIDITYCONTENTS Dry HumidHighabrasiveDischarge CleaningPROPERTIES POWDER FINENESS INDUSTRIAL BRANCHES / PRODUCTS / TECHNOLOGIESQUALITYASSURANCE (QA)Design, production and startup of: Grinding plants Grinding and classifying plants Cryogenic grinding plants Reagents grinding ans injection sistems for toxic waste smoke treatment. The Turn Key Plants Division is well prepared to provide engineering services such as feasibility studies, basic and detailed engineering service and R&D support.STM has its own complete test center where every kind of grinding test can be executed. Demonstrating in real time the machine performance with regard to the product and the process, the client can screen and if necessary optimize the machines of his choice to obtain the best technical and most economic process. The STM customer service is completed by the availability of the own laboratory for analysis where the characteristics of all ground products can be determined and controlled.STM offers a complete after sales market service including Standard maintenance Special maintenance Spare part serviceSTM has taken the necessary steps to constantly optimize its own quality system. The QA supports all company activitiesand strengthens in particular the competence of its own test center and laboratory, both completely equipped with machines of latest technology.The QA maintains: • The establishment, the evaluation and the control of the STM Quality Assurance system.• The maintenance of the quality criteria during the project, production and ?nal approval stages• The control and supervision of all tools used by the technical assistance personnel• The establishment and the update of the STM product information and data centerTURN KEY PLANTS DIVISIONTEST CENTER AND LABORATORY FOR ANALYSISAFTER SALES MARKET AND MAINTENANCE DIVISION6