What industries is this valve used in?

It is widely used in building materials, metallurgy, chemical industry, electric power, and cement industries for ash discharge and flow control.

What is the minimum order quantity?

The Minimum Order Quantity (MOQ) is 1 PCS.

Industrial Zesx Double-Layer Air Lock Flap Valve - High Sealing Ash Unloader

Name: Industrial Zesx Double-Layer Air Lock Flap Valve - High Sealing Ash Unloader
Brand: Botou Ever Lucky Machinery Co., Ltd.
SKU: 2134917602

Hebei, ChinaBotou Ever Lucky Machinery Co., Ltd.

US$600.00-5,000.00

5 Pieces

Product profile

Customization

Available

Media

Powder

Temperature

High Temperature

Model NO.

ZESX I/II

Type

Direct-acting

Material

Carbon Steel

Connection Form

Flange

Pressure

Ordinary Pressure

Actuator

Pneumatic/Electric/Manual

Seal Surface

Parallel Gate Valve

Thread Position of Valve Rod

Outside Gate Valve

Usage

Flow Control

Standard

DIN

Application

Industrial Usage

Capacity

3-60m3/H

Motor Power

1.1-5.5kw

Drive Unit

Sew / Chinese Brand

Flange Size

200-800mm

Transport Package

Wooden Case

Specification

small

Trademark

Origin

China

HS Code

8481804090

Production Capacity

10000sets/Year

Key features

High Sealing Performance: Double-layer design prevents air turbulence and wild wind, ensuring effective gas lock for powdered materials.

Wide Material Options: Available in stainless steel (SS304, 316L) and carbon steel to meet food grade and industrial needs.

Adjustable Discharge: Features adjustable discharge capacity from 3 to 60 m3/h with smooth mechanical transmission.

Energy Saving Design: Stable rotation and no sliding structure reduce wear, saving energy and minimizing maintenance.

Flexible Drive Modes: Supports pneumatic, electric, or manual actuation for versatile application scenarios.

Compact Structure: Strong, compact, and delicate design with simple structure for easy maintenance and reliable use.

Versatile Application: Ideal for metallurgy, chemical, power, and cement industries as hopper unloading and ash discharge.

Company profile

Importers and ExportersExperienced Team

Botou Ever Lucky Machinery Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤9.03h

AI-Powered supplier vetting

SummaryEver Lucky Machinery is identified as an environmental machinery manufacturer based in Hebei, with over 20 years of experience covering research, design, manufacturing, installation, commissioning, sales, and after-sales service. It has five production lines, 6–10 quality-control staff, stated output across multiple environmental-equipment product categories, inventory capability, and valid manufacturing contracts with associated subcontractors. The supplier offers broad customization, ODM, and OEM services, but does not provide 3D software design, has not launched a new product in the past year, and has no available SDK. Quality procedures are documented for finished-product inspection and customer complaints, while corrective and preventive action procedures lack written records. The company states that it has BV, SGS, and CE certificates, but the provided information does not specify their scope or validity. Overseas service infrastructure is limited: there are no overseas agents, branches, warehouses,...

Supplier typeThe supplier is explicitly described as a professional environmental machinery manufacturer engaged in research, design, manufacturing, sales, installation, commissioning, and after-sales service. Its stated location is Botou City in Hebei, and its company description emphasizes manufacturing operations and quality control.

R&D capabilityThe supplier provides ODM services and has broad design-related customization options, but reports no new products in the past year, no 3D software design service, and no available SDK. These stated limitations prevent a positive assessment of current innovation capability.

Production capacityThe supplier operates five production lines, has 6–10 quality-control staff, reports defined annual output for screw conveyors, rotary valves, dust collectors, drag conveyors, and bucket elevators, and maintains inventory capability. It also has valid manufacturing contracts with each related subcontractor and uses CNC bending, laser-cutting, and CNC machining equipment.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, ODM services, and OEM services for popular brands. This provides direct evidence of broad customization and contract-manufacturing capability, although 3D software design is not available.

Product Q&A

Q:What is the sealing mechanism of this valve?

It uses a double-layer design where upper and lower valves switch at different times to keep the middle closed, preventing air turbulence and wild wind.

Q:What materials are available for the valve body?

You can choose from stainless steel (SS304, SS304L, SS316, 316L, SS836L) or carbon steel based on your actual needs.

Q:What drive methods are supported?

The valve supports pneumatic, electric, or manual actuation, allowing for flexible customization based on your requirements.

Q:What is the discharge capacity range?

The discharge capacity is adjustable, ranging from 3 to 60 m3/h depending on the specific model and configuration.

Q:Is this valve suitable for food grade materials?

Yes, with polishing accuracy up to 300#, it is suitable for conveying food grade materials and general pulsating discharge occasions.