What are the installation requirements?

Install directly in concrete channel. Common installation angle: 60~75 degree Celsius. Width and diving depth can be customized according to channel dimensions.

What is included in the supply scope?

Main screen machine, reducer, control cabinet and overload protector. Screenings hopper is optional.

Working temperature and pH range?

Water temperature: 0~45 degrees Celsius, pH 6~9. Special material design for strong acid or alkaline wastewater.

Is daily maintenance heavy?

Automatic continuous operation. Self-cleaning structure reduces manual work. Only regular lubrication for chains and bearings is needed.

What about the warranty?

12 months warranty for the whole machine (excluding wearing parts such as chains and rake teeth). Long-term spare parts and technical support available.

Rotary Screen for Solid-Liquid Separation Equipment in Sewage Treatment

Name: Rotary Screen for Solid-Liquid Separation Equipment in Sewage Treatment
Brand: Guangzhou Longdai Environmental Protection Technology Co., Ltd
SKU: 2116069542

Guangdong, ChinaGuangzhou Longdai Environmental Protection Technology Co., Ltd

US$2,850.00

1-4 Sets

US$2,650.00

5-9 Sets

US$2,450.00

10+ Sets

Product profile

Customization

Available

Type

Grid Cleaning Machine

Usage

Filter Solid Waste

Model NO.

Motive Force

Electric power

Style

Grid Cleaning

Performance

Efficient Filtration

Certification

CE, RoHS, ISO

Separation Efficiency

81%-97%

Motor Power

0.55-2.2

Flow Velocity

0.6 Meters Per Second

Flushing Water Pressure

Greater Than or Equal to 0.4

Transport Package

Wooden Case

Specification

different as each model

Trademark

Siony

Origin

China

HS Code

8421219990

Production Capacity

2000

Key features

Continuous automatic slag removal, high solid-liquid separation efficiency.

Multiple control modes: water level difference / timing / manual, support unattended operation.

Equipped with overload protection, auto stop & alarm to prevent equipment damage.

Self-cleaning design, effectively avoid winding and blocking.

Stable operation, low vibration, low noise and low power consumption.

Compact structure, easy channel installation, customizable dimensions.

304/316 stainless steel available, good corrosion resistance.

Easy maintenance, common spare parts, low operation cost.

Wide optional bar spacing, suitable for municipal sewage and various industrial wastewater pretreatment.

Company profile

High Repeat Buyers ChoiceImporters and ExportersNational Award receivedSelf-branded

Guangzhou Longdai Environmental Protection Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤2.97h

AI-Powered supplier vetting

SummaryThe supplier specializes in water treatment technology and equipment, offering solutions for water-quality and industrial applications. It reports ISO9001 certification, OEM and ODM services, flexible customization, four R&D engineers, two patents, an available SDK, and recent new-product development. Documented procedures exist for supplier assessment, corrective and preventive actions, customer complaints, and R&D documentation. However, finished products are checked by packing staff, and the supplier reports no quality assurance, overseas showroom, overseas agents or branches, offline trade-show participation, or overseas-service coverage. Export experience is stated as one year. Financial information is insufficient for judging credibility.

Supplier typeThe company specializes in water treatment technology and equipment and provides solutions for water-quality issues and industrial applications. This supports classification as a specialized water-treatment technology and equipment supplier.

CertificationsThe supplier states that it is certified by authoritative ISO systems, and the company overview specifically identifies ISO9001 certification. The provided information supports certification holding, although no certificate number, scope, or validity period is given.

R&D capabilityThe supplier reports a national science and technology progress award, an available SDK, four R&D engineers, two patents, R&D audit documentation, recent new-product development, and stated investment in technological innovation. These are explicit indicators of innovation activity and supporting infrastructure.

Production capacityThe supplier reports one-month average lead times in both peak and off-season, written procedures and records for supplier-service assessment, and documented corrective-action and complaint procedures. However, finished products are checked by packing staff and the supplier explicitly reports no quality assurance, preventing a positive assessment of overall production capability.

Customization capabilityThe supplier offers customization from samples, designs, full customization, minor customization, and flexible customization. Its R&D engineers are responsible for flexible customization, and ODM service and recent product development are also reported, demonstrating broad customization support.

Client casesThe supplier explicitly reports providing OEM services for popular brands, which is evidence of at least one category of brand-customer engagement. No customer names, project details, quantities, or independently verifiable case studies are provided.

Product Q&A

Q:What working conditions is the rotary bar screen suitable for?

Widely used in wastewater plant inlet, pumping station and rainwater channel to intercept large floating impurities such as branches, plastic bags and cloth. It serves as coarse or medium screen for pretreatment.

Q:Can bar spacing be customized? What is the normal range?

Yes. Normal bar spacing ranges from 3mm to 50mm.

Q:What material options are available?

Frame: carbon steel with anti-corrosion coating or SS304. Wetted parts standard SS304; SS316L optional for corrosive wastewater.

Q:What control modes are available?

Manual and timer control as standard. Water level differential control optional, compatible with PLC remote control.

Q:Will the equipment be blocked by impurities?

Rake teeth realize self-cleaning at the top. Equipped with overload protection. It will automatically stop and alarm when blocked by hard objects to avoid damage.