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Aluminum Air Knife for Industrial Drying & Blow Off System

Aluminum Air Knife for Industrial Drying & Blow Off System

Detailed Description

Product Key Selling Points

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Mid-size 65W × 150H mm cross-section — larger plenum for stable pressure over longer blade lengths

Wide adjustable edge gap: 0.3 – 4.0 mm — handles precision drying to high-volume air curtain in one unit

Three inlet positions: End (Φ51/60/63), Side (M8), Bottom (M8) — fits virtually any machine layout

Custom length from 50 mm to 3000 mm, engineered to your production line specification

Factory direct supply with OEM/ODM support — every unit calibrated before shipment

Product Structure & Working Principle

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Single aluminum alloy extrusion body — precise internal geometry machined to minimize flow resistance

Enlarged plenum chamber (65 × 150 mm) stores sufficient air volume for consistent pressure across long blades

Tapered internal duct smoothly accelerates airflow from plenum to knife slot, maximizing exit velocity

Precision-machined adjustable outlet slot: 0.3 – 4.0 mm, tunable via edge screws without disassembly

Silicone gasket end seals — temperature-rated and chemically resistant for demanding process environments

Application Scenarios

 

The A-C Air Knife is a versatile mid-size solution deployed across a broad range of industrial drying and air curtain applications:

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Flat Panel & Glass Processing Lines — surface water removal before inspection or coating

Metal Sheet & Strip Drying — continuous inline blowoff after pickling, rinsing, or cooling baths

PCB Wash & Rinse Lines — precision board drying after chemical cleaning cycles

Automotive Component Drying Stations — surface blowoff after washing or phosphating treatment

Food & Beverage Packaging — hygienic surface drying before sealing or labeling operations

Industrial Air Curtains — zone separation for heat, cold, dust, or fume containment

Technical Parameters

 

Parameter

Specification

Model

A-C Air Knife

Cross-Section Size

65W × 150H mm

Main Material

Aluminium Alloy

Air Inlet Position

End (Single), Side (M8), Bottom (M8)

Air Inlet Size

Φ51  /  Φ60  /  Φ63

Air Knife Edge Size

0.3 – 4.0 mm (Adjustable)

Customizable Length

50 – 3000 mm

End Sealing

Silicone Gasket Seal (both ends)

Inlet Thread (Side/Bottom)

M8

OEM / ODM

Supported

Factory Capability · Customization · Service

 

CNC precision machining of aluminum alloy extrusions — blade profiles, internal ducts, and inlet ports

Custom lengths from 50 mm to 3000 mm, with full dimensional verification before dispatch

Inlet position (end / side / bottom), pipe diameter, and edge gap specified per customer requirement

OEM and ODM production supported — supply drawings, samples, or describe your application

Every unit pressure-tested and edge-gap calibrated to specified tolerance before shipment

Engineering support available for multi-knife system design, blower matching, and mounting solutions

Competitive Advantage

 

Comparison Item

QXY A-C Air Knife

Standard Air Knife

Body Size (Cross-Section)

65 × 150 mm mid-size

Fixed small profile

Edge Gap Range

0.3 – 4.0 mm adjustable

Fixed or limited range

Inlet Positions

End / Side (M8) / Bottom (M8)

End only

Inlet Pipe Compatibility

Φ51 / Φ60 / Φ63

Single size typical

Length Range

50 – 3000 mm custom

Standard sizes only

Pressure Distribution

Large plenum, stable on long blades

Pressure drop on long runs

Sealing

High-temp silicone gasket

Standard rubber seal

Contact & Custom Inquiry

Shenzhen Qixingyuan Machinery Equipment Co., Ltd.We make air knives from aluminum, stainless steel, and PVC. We also sell all the parts. Our products work well for drying, cleaning, and blowing off water. They are used in electronics, food, metal, and other factories. We do OEM and ODM. We can change the length, air inlets, gaps, and surface to fit your machine perfectly.

We support customized air knife length, air gap, and airflow design according to your equipment requirements.

Send us your drawings or application details — we will design a solution for you.


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