What is your terms of delivery?

Normally within 7~10 days against down payment

65mm 500mm Aeration Diffuser EPDM Silicone Membrane Bubble Liftable Tube Diffuser

Name: 65mm 500mm Aeration Diffuser EPDM Silicone Membrane Bubble Liftable Tube Diffuser
Brand: Hebei Qinghui Plastic Products Co., LTD
SKU: 1922336161

Hebei, ChinaHebei Qinghui Plastic Products Co., LTD

US$2.00-15.00

10 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Support

Warranty

1 Years

Model NO.

500mm 750mm 1000mm

Type

Aerators

Method

Physical Treatment

Usage

Industrial, Home, Agriculture, Hospital, Sewage Treatment Equipment

Material

EPDM+Rubber

Certification

ISO9001, SGS, CE

Membrane Material

EPDM/Silicone/PTFE

Productivity

20000PCS/Month

Service Life

More Than 5 Years

Shape

Flat or Arch Type

Bubble Type

Coarse Bubble, Fine Bubble

Connector

3/4" NPT Male Thread

Color

Black, White, Blue

Place of Origin

China

Sample

Available

Oxygenate Capability

0.13~0.5 KGO2/H

Production Type

Tube Diffuser, Disc Diffuser

Working Air Flow

1.5~8 M3/H

Water Submerged Depth

4-8m

Transport Package

Carton and Pallet

Specification

8 inch 9 inch 12 inch 215mm 260mm 300mm 330mm

Trademark

QINGHUI

Origin

China

HS Code

8421219990

Production Capacity

20000PCS/Month

Key features

Premium Membrane Materials: Manufactured with EPDM, Silicone, or PTFE imported 100% from Germany.

High Oxygen Efficiency: Oxygen transform efficiency exceeds 30% with dynamic efficiency up to 7.5 kgO2/kw.h.

Anti-Blocking Design: Features anti-intrusion, high tear resistance, and uniform gas distribution.

Reusable Support Tubes: ABS/PVC/PP support tubes can be reused when membranes are replaced.

Versatile Applications: Suitable for fishponds, deep aeration basins, and various wastewater treatment plants.

Low Resistance Loss: Drag loss is kept below 3000 Pa for energy saving and high efficiency.

ISO9001 Certified: Products passed testing by National Environmental Protection Product Quality Supervision Center.

Fast Delivery: Delivery time is within 3-5 working days after payment receipt.

Company profile

High Repeat Buyers ChoiceFast DeliveryQuality AssuranceProduct Certification

Hebei Qinghui Plastic Products Co., LTD

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤0.74h

AI-Powered supplier vetting

SummaryThe supplier operates in manufacturing and processing of plastic products, with related glass, rubber, daily-necessity, mechanical-equipment, hardware, and electronic-product activities. It reports six production lines, 6–10 quality-control staff, and annual output stated at US$50 million–US$100 million. However, R&D resources and innovation services are limited: one year of R&D engineer experience, no patents, no new products in the past year, no ODM, OEM for popular brands, SDK, private-mold, professional-technical-supplier, or 3D design capability. Customization is available from samples. Service infrastructure is weak, with no written service, complaint-handling, or corrective-action procedures and no overseas warehouse, showroom, agent, branch, or offline trade-show participation. Financial information is recorded mainly as zero values, so financial credibility cannot be positively established. No customer cases or certification details are provided.

Supplier typeThe supplier is explicitly engaged in manufacturing plastic parts and other plastic products, with additional processing and sales activities covering glass, rubber, daily necessities, mechanical equipment, hardware, and electronics. This supports classification as a diversified plastic-product manufacturer and processor.

After-Sales capabilityThe supplier has no written procedures or records for service assessment, corrective and preventive actions, or effective complaint handling. It also reports no overseas warehouse, showroom, agent, branch, or offline trade-show participation, although it provides stated quotation and payment options and reports service lead times within 15 workdays.

R&D capabilityInnovation capability is explicitly limited: the supplier reports zero R&D patents, no new products in the past year, no ODM, no OEM for popular brands, no SDK, no private-mold or professional-technical-supplier capability, and no 3D software design service. R&D engineer experience is stated as one year.

Production capacityThe supplier reports six production lines, 6–10 quality-control staff, and annual production output stated at US$50 million–US$100 million. Its registered business scope directly covers manufacturing and processing plastic products, providing explicit evidence of production operations and scale.

Customization capabilityThe supplier states that its R&D design service is customization from samples. However, it does not provide private molds or 3D software design services, so customization is evidenced only for sample-based work and not for broader engineering or mold-development capability.