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Belmar Industries

Spark Arrestor Silencer AR2 Series — Residential Grade, Body Style 2

Belmar Industries Spark Arrestor Silencer AR2 Series — Residential Grade, Body Style 2 — Engine exhaust in fire-hazard areas requiring moderate silencing; base-mounted body style; sizes 4"–20" inlet.

Components & Design

Component data being added…

Technical Data

noise reduction dBA 18–25
weight kg 34–680 (75–1500 lbs, size-dependent)
inlet sizes in 4, 5, 6, 8, 10, 12, 14, 16, 18, 20
connection ANSI flanges
material Carbon steel standard; SS or aluminized steel optional

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Common failures & inspection points

Visual inspection of the outer shell for corrosion, cracks, burn-through or mechanical damage (particularly at welds and flange transitions)

Visual inspection of the outer shell for corrosion, cracks, burn-through or mechanical damage (particularly at welds and flange transitions)

Inspection of flange connections and fastening bolts for secure fit, leaks and damage to gaskets

Inspection of flange connections and fastening bolts for secure fit, leaks and damage to gaskets

Check of flexible connectors / expansion bends for cracks, fatigue and tightness

Check of flexible connectors / expansion bends for cracks, fatigue and tightness

Drainage and inspection of the condensate drain for free flow and corrosion condition

Drainage and inspection of the condensate drain for free flow and corrosion condition

For spark arrester designs: cleaning and inspection of the spark trap chamber for soot deposits and foreign matter

For spark arrester designs: cleaning and inspection of the spark trap chamber for soot deposits and foreign matter

Inspection of brackets and consoles for cracks, deformation and correct tightening of fasteners

Inspection of brackets and consoles for cracks, deformation and correct tightening of fasteners

Measurement of surface temperature and inspection of paint/coating for flaking, indicating local overheating

Measurement of surface temperature and inspection of paint/coating for flaking, indicating local overheating

Inspection of the internal absorption filling (glass fibre packing in disk silencers) for washout or compression by visual inspection via inspection openings

Inspection of the internal absorption filling (glass fibre packing in disk silencers) for washout or compression by visual inspection via inspection openings or by pressure drop/level change measurements

Type-general inspection and maintenance points for this equipment category — not model-specific.

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Equipment Model #152331 · ✓ still in production