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.

What is the oxygen utilization ratio?

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

Water Treatment System Fine Bubble Rubber Disc Diffuser Unit

Name: Water Treatment System Fine Bubble Rubber Disc Diffuser Unit
Brand: Hebei Long Zhuo Trade Co., Ltd.
SKU: 2268542755

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% with submerged depth of 4-8 meters.

Durable EPDM Material: Made of EPDM or silicone membrane with ABS/UPVC/PP plastic tray for long life.

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

Wide Application Scope: Suitable for sewage, industrial wastewater, fishponds, and SBR basins.

Customizable Dimensions: Available in 220mm, 260mm, and 320mm plate diameters with custom options.

OEM Service Available: Supports OEM with custom logo or design provided by the customer.

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

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: ≤0.75hTerms 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.