What is the lifespan of the diffuser?

The service life of the diffuser is greater than 5 years under normal operating conditions.

What materials are used for the membrane?

The membrane material is made of EPDM or silicone, ensuring durability and efficient oxygen transfer.

Fine Bubble Membrane Disc Air Diffuser for Wastewater Treatment Plant Aeration

Name: Fine Bubble Membrane Disc Air Diffuser for Wastewater Treatment Plant Aeration
Brand: Hebei Long Zhuo Trade Co., Ltd.
SKU: 2251691755

Hebei, ChinaHebei Long Zhuo Trade Co., Ltd.

US$10.00

1-9 Pieces

US$8.00

10-49 Pieces

US$7.00

50+ Pieces

Sample price:US$9.90/piece.Request sample

Product profile

Customization

Available

Type

Aerators

Method

Biological Treatment

Usage

Industrial

Dimension

30*30*10

Material

Rubber,Silicon

Temperature

0-80℃

Color

Black,White,Blue

Size

215mm 260mm,300mm

Function

Wastewater Treatment

Transport Package

Box

Specification

30*30*10

Origin

China

Production Capacity

100000pieces/Week

Key features

High Oxygen Efficiency: Oxygen utilization ratio exceeds 38% with submerged depth of 4-8 meters.

Durable EPDM/Silicone Membrane: Constructed with EPDM or silicone membrane for long service life over 5 years.

Fine Bubble Technology: Produces 1-2mm bubbles for substantial and efficient oxygen mass transfer.

Multiple Size Options: Available in 220mm, 260mm, and 320mm plate diameters to fit various tanks.

Versatile Applications: Suitable for sewage, industrial wastewater, SBR basins, and fishpond aeration.

OEM Service Available: Custom logo and design services are supported for branding needs.

Fast Delivery for Stock Items: In-stock products can be dispatched the next day after order confirmation.

Strict Quality Control: All products undergo full processing and strict testing before shipment.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Hebei Long Zhuo Trade Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2012-07-10Nearest Port: Tianjin, QingdaoAverage Response Time: ≤1.88hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CPT, CIP, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company rather than a professional technical supplier. It offers customization from samples and designs, minor customization, and flexible customization, supported by one R&D engineer whose stated responsibility is designing products to customer requirements. However, it reported no new products in the past year, no ODM, SDK, or well-known-brand OEM capability, and no 3D software design service. Quality assurance is stated as available, with 100% finished-product inspection and one quality-control inspector, but inspection is performed by packing staff, no testing equipment was found, and raw-material traceability is absent. The supplier has inventory capability, exports 90% of sales, and has exported for 12 years, but lacks overseas agents, branches, warehouses, showrooms, and offline trade-show participation. Evidence is insufficient to assess certification, financial credibility, and customer cases.

Supplier typeThe supplier is explicitly classified as a Trading Company and states that it is not a professional technical supplier. This indicates a trading-oriented business model rather than a specialized technical manufacturer.

After-Sales capabilityThe supplier has inventory capability and accepts several service payment terms, but it has no overseas agents or branches, no overseas warehouse or showroom, and no written procedures or records for complaint handling or corrective and preventive actions. These findings indicate limited documented after-sales infrastructure.

R&D capabilityThe supplier has one R&D engineer focused on designing products to customer requirements and can customize from samples or designs. However, it launched no new products in the past year and reports no ODM, SDK, or 3D software design capability, showing limited evidence of independent innovation.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, minor customization, and flexible customization. One R&D engineer is assigned to design products according to customer requirements, providing direct evidence of customization capability.