Three-quarter view of an all-welded brushed stainless steel fan filter unit

FFU e equipamento de purificação de ar terminal

Z Unidade de filtro de ventilador de aço inoxidável

An all-welded brushed stainless steel FFU with sealed seams and cleanable hardware for sanitary, chemical-resistant or frequently wiped cleanroom ceilings.

All-Welded Stainless Housing
Cleanable Brushed Surfaces
Sealed Hygienic Corners
Room-Side Service Option

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Introdução do produto

The stainless steel fan filter unit encloses the blower, pressure chamber and final filter in a formed 304 or 316 stainless casing. Continuous welded corner seams remove overlapping raw edges from exposed surfaces, and the brushed grain gives cleaning staff a consistent wipe direction. Stainless latches, a silicone perimeter gasket and a perforated stainless diffuser support hygienic maintenance on both the service and cleanroom sides. The construction is suitable where painted steel would be vulnerable to repeated chemical wiping, moisture or process residues.

Características-chave

Continuous welded seams close folded cavities that could otherwise retain moisture or cleaning residue.

A uniform brushed finish limits glare while leaving a smooth surface that can be wiped in a controlled direction.

Stainless latches and fasteners avoid mixed exposed materials around frequently handled service points.

An optional room-side filter arrangement permits removal without opening an inaccessible interstitial ceiling space.

Preocupações do produto do cliente

A hygienic FFU must tolerate repeated cleaning while preventing seams, coatings and mixed-metal hardware from becoming contamination traps.

Paint chips at service-panel edges expose corroding base metal above a critical clean zone.A stainless housing provides corrosion resistance through the sheet thickness instead of relying on a surface coating.

Folded overlaps and unsealed corners retain liquid after ceiling cleaning.Continuous welded seams and flush corner finishing remove open crevices from the exposed enclosure.

Aggressive disinfectants stain or soften ordinary painted diffusers and fasteners.A brushed stainless diffuser, latches and hardware present a consistent cleanable material system.

Ceiling access is limited in sealed pharmaceutical suites.A room-side service option allows the filter and selected fan components to be reached from the clean zone.

Aplicações típicas

Aseptic pharmaceutical productionBiotechnology processing roomsFood and beverage clean areasHigh-humidity clean manufacturingFacilities using frequent chemical wipe-down

Parâmetros técnicos

Typical materials and dimensional ranges for a hygienic stainless steel fan filter unit are provided below.

Material principal	304 or 316 stainless-steel plenum, backward-curved EC fan and micro-glass HEPA or ULPA filter pack
Painel de espessura	300-420 mm overall module depth
Largura efetiva	575-1170 mm nominal ceiling-grid width
Comprimento máximo	Up to 1170 mm standard module length
Aço enfrentando espessura	1.0-1.5 mm 304 or 316 stainless-steel housing sheet
Densidade Core	Approximately 90-120 kg/m³ nominal compacted density of the micro-glass pack installed in the stainless-steel FFU
Condutividade térmica	Approximately 0.035-0.043 W/(m·K) for the dry final-filter pack enclosed by the stainless-steel FFU
Superfície acabado	No. 4 brushed stainless steel or optional electropolished exposed surfaces
Tipo conjunto	All-welded plenum with silicone ceiling gasket and gel-seal or compression-seal room-side filter interface
Customização	Disponível com base na aplicação pretendida e no ambiente operacional.

Opções disponíveis

304 or 316 stainless steelNo. 4 brushed or electropolished finishTop-access or sanitary room-side service configurationStainless-framed HEPA or ULPA gel-seal filter

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