purchase of lab equipment for mechanical engineering department-1 electronic balance nspecification: max capacity-220gm, min. display-0.1mg, repeatability- =0.1mg, pan diameter-90mm or higher, capable for auto calibration n 2 belt grinder nspecification: ngeneral purpose with a set of consumables for grinding ( abrasive belts ) 10 belts nmotor: 0.5 hp nsingle phase 100x915 mm ( width x circumference ) endless belt easy belt change mechanism n 3 stir casting muffle furnace vertical type n• microprocessor based muffle furnace vertical type maximum temperature up to 15000c. n• working temperature range 14000c. n• light brick with ceramic wool insulation, with digital pid temperature controller and indicator n• accuracy ± 2 0c to be work on 220 v single phase. n• heating element- sic rod n• low speed graphite stirrer with digital rpm indicator max speed - 2000 rpm ½ hp remi motor n• stirrer shaft is of graphite with 37 mm sweep stirrer with facility of bottom pouring of molten metal, cavity size- 200x200x300 mm n 4 automatic precision high speed saw: n• a precision section saw designed for cutting all types of material with ease cutting capacity upto 40 mm. automatic cutoff switch. cutting action-y movement automatic. ( longitudinal ) . n• variable feed rates and cutting length. recirculation coolant system. 1 hp motor. continuously variable speed system 100-5000 rpm. door limit switch system. door safety interlock system. n• note: during maintenance and breakdowns the loto switch can be switched off and locked with the tag key. this prevents from switching on the machine and avoids damage. n 5 air jet erosion tester n• instrument shall have the following capabilities ninstrument strictly designed as per astm g 76 standard. n• 2. product details and specification: n2.1 compliance astm g76 2.2 erodent carrying medium compressed air 2.3 particle velocity 30 to 100 m / s ( erodent temp. must be maintain uniform ) 2.4 temp. rt to 600 deg. c ( through furnace ) upgradable in future upto 1200°c temperature as per astm g211 2.5 particle velocity measurement technique rotating double disk technique. 2.6 erodent feed rate 1 to 5 gm / min, continuously adjustable. 2.7 erodent reservoir ( hopper capacity ) minimum 2 kg 2.8 nozzle inner diameter1.5 mm. 2.9 nozzle length at least 50 mm. 2.10 nozzle exit to specimen, stand-off distance 10 m, fixed. 2.11 erodent incident angle 15°, 30°, 45°, 60°, 75°& 90° ( all the necessary fixtures for the above angles shall be supplied along with instrument ) . 2.12 erodent media alumina powder 50 microns 2.13 specimen size 25 x25x5mm and 20x20x5 mm. 2.14 safety features compliance to international standards / directives on mechanical and electrical safety. ( iso &ce compliance ) . certificate needs to encl. 2.15 electrical input as per indian standard. 2.16 other features flush hose / air gun for cleaning purpose. n• scope of supply: 3.1 one set of six sample holders one each of 15, 30, 45, 60, 75 & 90 deg. impingement angle along with separate fixture set to hold specimen within the described size. 3.2 nozzles of 1.5 mm ( alumina ) - 4 nos. 3.3 nozzle of 1.5 mm ( wc ) – 1 no. 3.4 nozzle of 2.0 mm ( wc ) - 1 no. 3.5 alumina powder ( 50 micron ) - 25 kg. 3.6 double disc velocity meter 3.7 portable kit to calibrate erodent velocity should be supplied. 3.8 samples– 5 nos. should be provided ( en 31 ) & high temp. 3.9 inlet pressure gauge regulator, filter – 1 set 3.10 machine cover 3.11 tool box with handling tools n3.12 operating manual 3.13 one year standard warranty. n3.14 air compressor system ( isi mark ) : 2 hp, 150 l tank capacity, press: 8-10 bar ( oil free ) n n