Instruksi kerja operasional muffle furnace termolyne 6000. To form an airtight seal, the stoppers should be greased. The 650750 muffle furnaces feature two modes of operation. A muffle furnace is usually a frontloading boxtype oven or kiln for hightemperature applications such as fusing glass, creating enamel coatings, ceramics and soldering and brazing articles. K243xx programmable muffle furnace operation and instruction.
Suhu tinggi dalam muffle furnace biasanya diatas 700 c. They are also used in many research facilities, for example by chemists in order to determine what proportion of a sample is noncombustible and non. How to use the isotemp muffle furnace refer to the muffle furnace sop for operating instructions transferssopslab equipmentovens and furnaces. Designed for minimum space requirements, they are ideal for chemical analysis, annealing loss determination, materials testing and ashing processes. Our laboratory furnaces feature temperatures up to 1600 degrees celsius and capacities up to 22 liters. Lv laboratory ashing furnace with hinged door lvt laboratory ashing furnace with lifting door le laboratory furnace, economy series l 3 sizeha laboratory furnace with recirculating air blower in the back wall. Programmable muffle furnace instruction manual 650750 series. Laboratory muffle furnace,box furnace,muffle furnace. Standard muffle furnacehigh performance muffle furnace. High temperature box furnace oregon state university, department of chemistrystandard operating procedure sop. Cm furnaces, muffle furnace high temperature furnace, retort furnace jon guibor while the term muffle furnace or retort furnace is still in use today, it doesnt really mean the same thing as it did in the early 20 th century when wood and coal were the primary ways to heat a.
From general laboratory use to industrial applications, thermolyne furnaces are. Classification, general fuel economy measures in furnaces, excess air, heat distribution, temperature control, draft control, waste heat recovery. Pada bagian atas muffle furnace dilengkapi dengan sebuah lubang yang berguna untuk keluarnya udara agar mempercepat perubahan suhu di dalam muffle dari keadaan panas menjadi suhu ruang. Scope this sop is applicable for operation, calibration, cleaning and maintenance of laf in microbiology laboratory of pharmaceutical company name. Cool the cleaned and dry dish to room temperature, weigh and record its weight. For detailed instructions in the operation of this equipment, refer to the operation manuals. Cool sample inside furnace until temperature is about 100c. Observation hole in the door as additional equipment. Sop high temperature box furnace safety web oregon. Hightemperature muffle box furnaces customizable high temperature lab box furnaces manufactured to meet your exact specifications. This manual provides important information regarding safety, technical reference, installation.
Usually 2 hr for vip and sludge samples,1520min for waste water200mg residue let the crucible cool partially in air until most of the heat has dissipated. Document historyreferences this sop is based on a long line of sequentially modified versions by a. Sentro tech is the leading manufacturer of custom hightemperature muffle box furnaces. To describe the procedure for operation of muffle furnace. For people with disabilities, this document is available on request in other formats. Custom hightemperature muffle box furnaces sentro tech. Thermo scientific thermolyne largest tabletop muffle furnaces. High temperature mufflefurnace, maximum temperature is 1,473 k 1,200 c. Make certain all packing material is removed from furnace chamber.
Mufflepreheatingashing furnaces and accessories home. This sop is applicable to the procedure for operation of muffle furnace. Programmable muffle furnace instruction manual 650750. Protect against sample contamination with thermo scientific m104 muffle furnaces, an abrasionresistant ceramic annealing chamber. Nov 19, 2017 this sop is applicable to the procedure for operation of muffle furnace. Control ramp and soak each is discussed separately in the following sections. A furnace is an equipment to melt metals for casting or heat materials for change of shape. Ignite residue from the total solids to constant weight in a muffle furnace at a temperature of 550. Designed for safe operation, these furnaces are available in three temperature control models. Wastewater laboratory basics illinois water environment. Thermo scientific thermolyne muffle furnaces youtube. Muffle the muffle is a welded box or cylinder made out of heat resistant steel, a water cooled frame for the door sealing, and a door with a combined insulation of muffle furnaces for temperatures from 2001200c with controlled atmospheres and vacuum roland waitz the hot wall heating technology for furnace operation under. Questa rock pile stability study sop 28v6 10302008 sop 28v6 page 1 standard operating procedure no. Muffle furnace operation manual and parts list model numbers f46110cm f46230cm automatic f46110cm33 f46230cm33 automatic f46118cm f46238cm automatic.
Muffle furnaces are usually lined with stainless steel, making them largely corrosion resistant. This sop assumes familiarity with the operation of the muffle furnace, the vacuum oven, and the dishwasher. A muffle furnace or muffle oven sometimes retort furnace in historical usage is a furnace in which the subject material is isolated from the fuel and all of the products of combustion, including gases and flying ash. In control mode, the muffle furnace maintains a set temperature until that set temperature is changed. Standard tstvstfs standard, 3004166 mgl lcslcsd may be used in conjunction with sop c108 also. From small modifications or compliance for standards such as ams 2750e nadcap to fully customised designs. Industrial furnace and controls presents a wide range of general purpose benchtop laboratory muffle furnace and industrial furnace, especially built for laboratories and production industries. Loss on ignition protocol university of pittsburgh.
Usually 2 hr for vip and sludge samples,1520min for waste water200mg residue let the crucible. Sop c determination of total solids and percent solids rev. All lab box furnace models provide excellent temperature control and uniformity, as well as superior energy efficiency. Objective to lay down the procedure for operation, calibration, cleaning and maintenance of laf. Sopc determination of total solids and percent solids rev. Thermo scientific thermolyne muffle furnaces offer heating solutions for a number of application needs. Orient hearth plate such that smooth surface faces upward. Benchtop muffle furnace originally designed to isolate the material from the fuel and products of combustion, modern muffle furnaces are ideal for hightemperature applications such as heat treating, sintering processes, and technical ceramics or soldering. Cool the cleaned and dry dish to room temperature, weigh and record its weight this is the tared weight of the dish. Continuous use is operating the furnace for more than 3 hours and intermittent use is operating the furnace for less than 3 hours. Howard college school of chemical engineering pollution. Skm furnace chamber of ceramic muffle sw weighing furnace with bogie and balance nominal temperatures. Muffle furnace refers to a type of jacketed enclosure that is used to heat a material to significantly high temperatures while keeping it contained and fully isolated from external contaminants, chemicals or substances. Muffle furnaces are most often utilized in laboratories as a compact means of creating extremely hightemperature atmospheres.
Important specifications to consider when searching for a laboratory furnace include the process temperature, control requirements. Muffle furnace operation manual and parts list model numbers f46110cm f46230cm automatic f46110cm33 f46230cm33 automatic f46118cm f46238cm automatic f46120cm f46240cm multiprogrammable f46120cm33 f46240cm33 multiprogrammable f46128cm f46248cm multiprogrammable f46120cm75 f46240cm75 multiprogrammable f46120cm3375 f46240cm3375 multi. Muffle furnaces are usually lined with stainless steel. Standard tstvstfs standard, 3004166 mgl lcslcsd may be used in conjunction with sopc108 also. This sop covers the operation procedure of muffle furnace and this sop is applicable to quality control lab. Industrial furnace and controls presents a wide range of general purpose benchtop laboratory muffle furnace and industrial furnace, especially built for laboratories and production industries where accuracy and safety are foremost requirements. Sop on operation, calibration, cleaning and maintenance of. Preparing the furnace to prepare the muffle furnace for operation, perform the following procedures.
A guide to field measurements using an optical dissolved oxygen meter and other handheld meters. Gas supply system for nonflammable protective or reactive gas with shutoff valve and flow meter with regulator valve. Aliquots of the sand 40 mg were then transferred with a clean stainless steel microscoopula to. Have furnace up to temperature before inserting sample. Fisher scientific, bishop meadow road, loughborough, leicestershire, le11 5rg. The cool down time will depend on the process temperature and may be much longer than the actual process time.
Total suspended solids by gravimetric determination. The sand was combusted in a muffle furnace at 450 c overnight. Cool the rinsed and dried filter to room temperature, remove the filter from the. Skm furnace chamber of ceramic mufflesw weighing furnace with bogie and balance nominal temperatures. Determination of carbonate and organic matter in calcareous sediments and sedimentary rocks by loss on ignition. To set a temperature and initiate control mode operation, perform the following. Page 3 programmable muffle furnaces preparing the furnace special precautions to prepare the muffle furnace for operation, perform the following procedures. So, for example, if the tank starts at 1500 psi and you run at 20 cfm, you will drain the tank in 10 hours. Laboratory furnaces are ideal for heat treating, reacting studies, sintering processes, and ceramic firing. Standard operating procedures for measuring dissolved oxygen. K243xx ashing furnace operation and instruction manual k243xxmanual31 introduction the koehler k243xx muffle furnace is the latest design for performing ashing of petroleum products according to the astm test methods listed in section 1.
Total dissolved solids by gravimetric determination. Designing and manufacturing custom muffle furnace is our speciality. Transfer samples to a desiccator and cool completely. Jul 10, 2015 suhu tinggi dalam muffle furnace biasanya diatas 700 c. Following combustion, the sand was allowed to cool to room temperature. Triple your usable working area with two supplied accessory refractory shelves using thermo scientific thermolyne largest tabletop muffle furnace.