What is the maximum flow rate available?

The flow rate ranges from 6.5 L/H to 150 L/H depending on the model (e.g., JAM-150/0.3 has a flow of 150 L/H).

Mechanical Diaphragm Metering Pump Chemical Liquid Dosing Pump

Name: Mechanical Diaphragm Metering Pump Chemical Liquid Dosing Pump
Brand: Anhui Hengnai Pump Industry Co., Ltd.
SKU: 2065952942

Anhui, ChinaAnhui Hengnai Pump Industry Co., Ltd.

US$899.00

1-4 Pieces

US$229.00

5+ Pieces

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After Sale Service Support

Warranty

3 Years Warranty

Certification

ISO9001:2008, ISO9001:2000, CE

Voltage

380V

Material

Stainless Steel

Power

Hydraulic

Valve Body Type

Direct Single-Seat

Performance

Corrosion/Explosion/No Leak

Conveying Medium

Acid, Chemical Liquid

Feature

Corrosion Resistant/High Efficiency

Transport Package

Sea Worthy Packing

Trademark

Hengnai

Origin

China

HS Code

8413190000

Key features

High Accuracy Dosing: Delivers precise flow rates for exact chemical dosing in industrial applications.

Leak-Free Operation: Flexible diaphragm design separates chamber from drive mechanism for zero leakage.

Corrosion Resistant: Stainless steel construction handles corrosive chemicals, acids, and slurries safely.

Self-Priming Capability: Effectively draws fluid from lower levels, enhancing versatility in various setups.

Low Maintenance Design: Robust structure with fewer moving parts requires minimal upkeep and service.

Wide Application Range: Suitable for water treatment, chemical processing, and food and beverage manufacturing.

Company profile

Fast DeliveryLow MOQFlexible CustomizationR&D Capabilities

Anhui Hengnai Pump Industry Co., Ltd.

Anhui, China

Business Type: Trading Company, Individuals/SOHOAverage Response Time: ≤2.52h

AI-Powered supplier vetting

SummaryThe supplier has basic product and management certifications, including CE and ISO9001:2015, and reports lead times within 15 working days in both peak and off-season periods. It offers flexible customization and accepts several international trade and payment terms. However, its disclosed R&D resources are limited to one engineer, with no new products launched in the past year, no ODM, SDK, or well-known-brand OEM services, and no available R&D audit documentation. Production and quality infrastructure appear limited: fewer than five quality-control staff, zero reported quality test equipment, no written corrective-action or complaint-handling procedures, and unknown traceability and quality-assurance status. Overseas service coverage is absent, with no agents, branches, warehouse, showroom, or overseas service countries. No Fortune 500 collaboration is reported, and repeat-buyer preference is only 10%–30%.

CertificationsThe supplier reports CE product compliance certification and an ISO9001:2015 management-system certificate. These are explicit certifications, although the sustainability evidence is weaker because no factory environmental impact assessment report or recent regular fire-drill record is reported.

R&D capabilityInnovation evidence is limited: one R&D engineer uses CAD, while no new products were launched in the past year, no R&D audit documentation is available, and the supplier has no ODM, SDK, or product-information R&D capability reported. These findings indicate a clear weakness in demonstrated innovation output and formal R&D infrastructure.

Customization capabilityThe supplier explicitly reports flexible customization capability. This directly supports an advantage for customer-specific design or product adjustments, although no further detail is provided on customization scope, engineering process, or delivery constraints.

Client casesNo collaboration with Fortune 500 companies is reported, and repeat-buyer preference is stated at 10%–30%. The provided slices do not identify named customers, completed projects, or other verifiable customer cases, so the supplier’s reference-customer strength cannot be established.

Product Q&A

Q:Can I use my own brand and logo?

Yes, it is acceptable to use your own brand and logo.

Q:What payment methods do you accept?

Most customers choose T/T. We also accept L/C upon confirmation with the exact order. For other payment methods, please contact us.

Q:How is the pump delivered?

Small pumps are delivered via international express (DHL, FedEx, UPS, TNT). Larger pumps or bulk quantities are shipped by sea or according to customer requirements.

Q:What is the warranty period?

We provide a 5-year warranty for the pump body. Standard operation warranty is 12 months (excluding wearable parts and seals). Wearable parts and seals are replaced at cost price.

Q:What certifications does the pump have?

The pump is certified with ISO9001:2008, ISO9001:2000, and CE.