What is the oxygen utilization ratio?

The oxygen utilization ratio is greater than 38% when submerged at a depth of 6 meters.

What materials are used for the diffuser?

The membrane is made of EPDM or Silicone, and the plastic tray is made of ABS, UPVC, or PP.

Rubber Disc Diffuser with Fine Bubbles for Water Treatment

Name: Rubber Disc Diffuser with Fine Bubbles for Water Treatment
Brand: Hebei Long Zhuo Trade Co., Ltd.
SKU: 2268601115

Hebei, ChinaHebei Long Zhuo Trade Co., Ltd.

US$7.50

50-199 Meters

US$6.20

200-999 Meters

US$4.70

1,000+ Meters

Sample price:US$9.90/piece.Request sample

Product profile

Customization

Available

Type

Aerators

Method

Biological Treatment

Usage

Industrial

Dimension(LWH)

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 Utilization: Oxygen utilization ratio exceeds 38% at 6m submerged depth for efficient aeration.

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

Durable Materials: Constructed with EPDM/Silicone membrane and ABS/UPVC/PP plastic tray.

Long Service Life: Designed for a lifespan of over 5 years in wastewater treatment applications.

OEM/ODM Support: Custom logo and design services available for OEM and ODM requirements.

Versatile Applications: Suitable for SBR, activated sludge, denitrification, and fishpond aeration.

Flexible Sizing: Available in 220mm, 260mm, and 320mm plate diameters to fit various tanks.

Quality Assurance: Strictly tested before shipment with over 12 years of manufacturing experience.

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: ≤6.15hTerms 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.