316 Stainless Steel Filter Housings
neptech-stainless-steel-electropolished-filter-housings
316 SS Handles
Electropolished
316 Stainless Steel
Cutaway showing
7" Filter Media
316 Stainless Steel Electropolished or Silconert coated

    Neptech manufactures the Flexotherm® brand of 316
    Stainless Steel filter housings for use in emissions
    testing and chemical analysis.  Our filters are designed
    for use in a heated filter set-up or as a stand-alone filter.

    Standard Features

  • All Models made from 316 Stainless Steel
  • All components are electro-polished inside and out
  • Handle Shaft insulated with Teflon®
  • Positive Handle STOP/DETENT to assure proper position of
    assembly
  • High-Temp Silicone O-Rings
  • DuPont Krytox® Performance Lubricant
  • Short Version (1" x 2.5)
  • Long Version (1” x 7”)

    The Base Heated Filter Housing includes all of the added features
    below:

  • Brushed and Anodized Aluminum Enclosure
  • JKTE Thermocouple or RTD
  • Long Version (1x7) includes 120VAC 175-Watt Heating element and
    associated insulation
  • Short Version (1x2.5) includes 120VAC 110-Watt Insulated Heating
    Element.
  • Panel Mount Mini-Twist-Lock Connector to connect to controller
  • Panel Mount Thermocouple connector

    Heated Filter with Valve: — Pneumatically-actuated high-temperature
    heated ball valve.(Temp Controller not included)
  • Manifold Heaters for the Ball Valve and Filter Base
  • 4’ Pigtails with mini twist-lock connectors
  • 4’ Thermocouple lead & connector
  • 24VDC Panel Mount Valve Control Connector
  • 1/4” Female NPT Inlet for Pilot Air

    Integrated 4-Channel Temperature Controller
  • Filter Housing
  • Valve Body
  • Aux 1 ( Available to control heated lines or connection heaters)
  • Aux 2 ( Available to control heated lines or connection heaters)

    Options (Base Model)

  • Extended Handle (3” longer than std)
  • Panel Mounting Collar
    Note:     Filter assembly is designed for use on the vacuum side of
    the sample system.  Pressure rating set at low value as safety
    precaution.  Never remove handle assembly while under pressure.
filter housings
Neptech is proud to represent the Micro-Filtration brand of Numatics, Inc., a leading manufacturer of pneumatic products and motion control products.

Numatics broad spectrum of standard, custom developed products and application components have made a significant impact on pneumatic innovation as well as pneumatic and motion control
technology.   The company has an extensive history of generating innovative concepts and technological breakthroughs.  Many of today's standard features in pneumatic technology were industry firsts from
Numatics.  We continue our innovative approach to product development by developing electric motion control solutions and enhancing our embedded Fieldbus and I/O products to continually meet and
solve our customer's application requirements.

MicroPath(TM) Coalescing-Separator
Most coalescing-separators on the market today use multilayered or mechanically wound media - a design which causes particles to plug the outer layers - shortening the service life and change-out
intervals.  

MicroPath(TM) - is a proprietary weave of inorganic microfibers of different diameters.  MicroPath(TM) media is vacuum formed into individual elements, creating millions of complex, tortuous paths of
varying density.  T"his design allows particles to be trapped through the entire cross section of the filter, lowering pressure drop and maximizing capacity.

MicroPath(TM) media is ideally suited for air to fluid separation and hydrocarbon or submicron particle removal.  It offers a wide temperature range and compatibility with most fluids and contaminants.

MicroPleat(TM) Particle Media
The life of any media is a function of the amount of solid contaminant subjected to the filter matrix as the pores become blocked, the pressure drop increases and flow decreases.   MicroPleat media offers
corrugated pleats which significantly increase surface area and are heated to prevent fiber shedding.  MicroPleat has resin-impregnated media to provide high performance particle removal in applications
ranging from food processing to industrial filtration.  It is manufactured from special grades of borosilicate glass, cellulose, and synthetically based fibers.  MicroPleat media can be used in liquid and gas
applications.

The MicroPath 0.3 micron borosilicate glass fiber element, when magnified 228x, shows deep, tortuous paths and large air pockets which provide high performance contaminate removal and longer life.

Air flows from the inside to the outside of the element through progressively larger openings in the media.  As contamination moves through the element, solid particles are trapped and liquids are formed
into large droplets.  As the air exits the element, surface tension holds the liquids and allows them to drain to the bottom.

Sample Filters for Diesel Engine Analyzers
Diesel engine exhaust has a high concentration of solid particles, liquid droplets and a high dew point.  It is imperative that it be heated to prevent condensation which would affect the reliability of the
testing.  To prevent contamination,  systems are designed with the filter close to the inlet of the sample system.  The filter is heated to prevent condensation upon startup.  During operation, the filter gets
exposed to high temperature exhaust gas.  We provide stainless steel filter housings wiht silicone seals specifically for the hot conditions of diesel engine exhaust.  To ensure that temperatures remain
constant, the body is wrapped in heating tape.  
Neptech carries a full line of replacement filter elements that deliver High Filtration Efficiency, Long Life and Low Operating Costs including all major name brands and replacement filter elements,
coalescing filters, coalescent filters, pneumatic filters, filtration devices, heated filters, filter - valves.  Neptech manufactures its own line of coalescing filters that are equivalent to brands such as Balston,
Parker-Balston, Parker-Finite, Finite, Domnick Hunter, Filtersoft, Headline, Pioneer, Pall, Wilkerson and more.
Filter Housings
Heated Filters
Heated Filters
Filter Elements
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american society of mechanical engineers
united states department of energy
united states environmental protection agency
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source emissions society
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flexotherm filters 248-920-5567
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