The Monument of Longgang: Recognition as the Sixth Batch of National “Little Giant” Enterprises

Longgang Pump Industry

Recently, the Shandong Provincial Department of Industry and Information Technology announced on the official website the sixth batch of “little giant”enterprise —entitled as newly emerged, specialized and innovative. With the completion of the publicity period, Yantai Longgang Pump Industry Co., Ltd. was identified as the sixth batch of national “little giant” enterprises. Longgang Pump industry is the leader in domestic […]

The Showcase of Technical Strength and Innovation: Our Honor in TatOilExpo-2024

In-depth Discussion

In late August, the refreshing breeze of golden autumn heralds TatOilExpo-2024 taking place from August 26-28, 2024. The chairman leads the Longgang delegation, showcasing our latest technological achievements and innovative solutions at the Expo. He engaged in meaningful discussions with industry leaders, partners, and potential clients worldwide. Mr. Oleg, Minister of Industry and Trade of the Republic of Tatarstan, visited the booth […]

Reliable and Efficient: The LZV(OH3) Vertical Pump for Crude Oil Transfer Solutions

The Demands of Crude Oil Transfer Transferring crude oil presents significant engineering challenges due to its viscosity and varied chemical composition. The liquid’s sticky feel and varied chemical blend call for tough, dependable pumping gear. Such equipment needs to cope with the fluid’s core features plus the harsh pressure demands in the petroleum field. Nonstop […]

Why Reliable High-Pressure Pumps Are Critical for Petrochemical Success

petrol-chemical plant

The Demands of Modern Petrochemical Cracking Petrochemical cracking processes form the core of today’s chemical manufacturing. They change hydrocarbon raw materials into useful items like ethylene. These tasks require strong dependability and accuracy in handling fluids. This holds especially for ethylene feed lines that work at very cold temperatures and strong pressures. The ethylene feed […]

Longgang Pump Honored as 2025 Excellent Supplier

Recently, Yantai Longgang Pump Industry Co., Ltd. stood out from many partners and was honored as the 2025 “Excellent Supplier” by Sinopec Shanghai Engineering Co., Ltd., thanks to its outstanding product strength and high-quality service standards. This accolade not only reflects high recognition for the long-term close collaboration between the two parties but also highlights […]

Why OH1 Cantilever Pumps Are the Smarter Choice for Corrosive and Abrasive Fluid Transfer

Challenges in Transferring Aggressive Media

Challenges in Transferring Aggressive Media Moving aggressive or corrosive fluids like corrosive acids, abrasive, high-solids slurries, and chemicals that form crystals brings specific problems in daily operations. These materials wear out standard pump parts much faster. Seals on the shaft, bearings, and inner walls break down rapidly from chemical damage or physical grinding. When crystals […]

Protecting HPPO Catalysts Starts with the Right Pump Design

Direct Oxidation Method Epoxy Propane Project

Why Catalyst Integrity Matters In the making of epoxy propane through the hydrogen peroxide direct oxidation process, catalyst performance stands as the key to smooth running. In the hydrogen peroxide direct oxidation (HPPO) process, highly sensitive titanium-based catalysts, such as TS-1 molecular sieves, are widely used for their excellent selectivity and efficiency. Yet, their high […]

Building Long MTBF and Lower TCO with Horizontal Split Multi-Stage Centrifugal Pumps

chemical plants

What is MTBF Mean Time Between Failures (MTBF) serves as a key measure of reliability in managing industrial gear. It represents the average operating time between inherent failures of a repairable system under normal operating conditions. A larger MTBF points to stronger dependability and fewer surprise stops, which matters a lot in fields like petrochemical […]