Operating industrial machinery, heavy logistics, and power generation units in the Sultanate of Oman presents one of the world's most aggressive thermal challenges. With ambient summer temperatures routinely exceeding 50°C in regions such as Fahud and Haima, and severe desert dust storms sweeping across the interior, the thermal stress placed on internal combustion engines, cooling systems, and hydraulic drives is immense. Traditional fluids degrade rapidly, losing viscosity and triggering catastrophic component failures.
In the Oman market, antifreeze does not merely serve to prevent freezing during winter mornings in the Al Hajar mountains; rather, it functions as a critical anti-boil, heat-transfer, and anti-corrosive barrier. Standard automotive coolants fail under these extreme conditions because the elevated ambient temperatures accelerate cavitation in wet cylinder liners, oxidize glycol bases, and cause rapid depletion of corrosion inhibitors. For key sectors such as Oil & Gas exploration (led by Petroleum Development Oman - PDO), heavy mining in Sohar, and shipping logistics in Salalah, high-specification antifreeze and advanced lubricants are not simple operating expenditures—they are structural safeguards for operational uptime.
"In sub-tropical desert environments, heat transfer efficiency dictates the lifespan of heavy engines. OAT (Organic Acid Technology) coolants manufactured under tight tolerances provide a protective layer that ensures structural heat dissipation without scaling or blockages."
Different regions of Oman demand distinct fluid properties:
Years of Lubricant R&D
Annual Capacity (Tons)
Global Cities Served
Automatic Filling Accuracy
To withstand Oman’s extreme heat, Shandong Longhai’s formulations utilize advanced Ethylene Glycol (EG) and Propylene Glycol (PG) chemical bases combined with specialized additive packages. In heavy-duty diesel engines, liner pitting caused by cylinder liner vibration and vapor bubble collapse (cavitation) is a persistent threat. Our coolants utilize Organic Acid Technology (OAT), which forms an ultra-thin, highly resilient protective film on the metal surfaces. Unlike traditional silicate-based coolants that degrade and form abrasive gels in high-heat environments, OAT coolants remain stable for up to 6 years or 600,000 kilometers in transport applications.
Furthermore, the boiling point of the coolant is critical. By utilizing a 50/50 glycol-to-water ratio under a standard 15 psi radiator pressure cap, the boiling point is elevated to 129°C. This provides a critical safety margin during peak summer operation when engine block temperatures surge. Combined with anti-foaming agents, the fluid maintains maximum surface-to-liquid contact, facilitating optimal heat transfer away from combustion chambers.
Shandong Longhai's advanced antifreeze integrates carboxylate inhibitors that target corrosive sites specifically, leaving the rest of the cooling system free from heat-blocking film buildups. This keeps heat transfer efficiency at nearly 100%, preventing localized overheating in the engine head—a common cause of head gasket failures in vehicles operated across the Muscat Governorate and the Al Wusta desert.
Shandong Longhai Lubrication Technology Development Co., Ltd. was established in 2009 and is headquartered in Zibo, Shandong. It is a high-tech enterprise integrating R&D, production and sales. The company has been deeply involved in the lubricant industry for more than 15 years, has built a complete industrial chain system, and is committed to providing high-quality lubrication solutions for the global industrial and transportation fields.
As a reliable lubricant manufacturer in the industry, Longhai Technology owns its own brand "Century Longhai" and the international strategic cooperation brand British "A Ba" series of products. The products cover diesel engine oil, gasoline engine oil, gear oil, hydraulic transmission oil, anti-wear hydraulic oil, special engine oil for engineering machinery, special oil for natural gas, full synthetic oil, automotive urea solution, antifreeze, special engine oil for motorcycles, industrial oil, automatic transmission oil and many other lubricant varieties. The brand is insured by PICC China People's Insurance Company and quality insurance.
Our production facilities strictly adhere to international quality and environmental management protocols. The company has passed ISO-9001-2015 quality system certification, 14001 environmental management system certification, and 18001 health management system certification.
Longhai Technology has always insisted on innovation-driven development. Its annual R&D investment accounts for more than 5% of its annual revenue. It has established strategic cooperation with many universities and scientific research institutions to continuously optimize lubrication technology and promote industry progress. At present, the company's production base covers an area of 131 acres, with an annual production capacity of 200,000 tons. It is equipped with intelligent production lines and precision laboratories to meet the customized needs of Omani and global industrial partners.
The company has advanced blending and fully automatic production and filling equipment. The filling production line adopts the principle of metering filling, which is suitable for filling various lubricating oils and ensures the filling accuracy of 1‰-2‰. While ensuring the filling accuracy, it increases the filling speed by 20%-35%, effectively increases the work efficiency, and realizes the standardized production of the enterprise. This technological edge guarantees rapid delivery speeds and uncompromising quality consistency to a great extent for large-scale imports into Muscat, Sohar, and Salalah ports.
Our OEM/ODM services are designed to help distributors and industrial operators in the Middle East establish their own brands or tailor chemical properties to specific requirements:
Fully synthetic formulations designed to meet API, ACEA, and GCC GSO specifications.
Supports volumes from 1L, 4L bottles up to 200L metal drums and 1000L IBC totes.
ISO and Mercedes-Benz approved blending workflows with complete chemical documentation.
Custom packaging, labels, and local logistics documentation support for rapid custom clearance.
For industrial buyers in Muscat, Sohar, and Salalah, supply chain reliability is paramount. A delay in the delivery of key coolants or lubricants can stall mining operations or leave marine fleets stranded. Shandong Longhai capitalizes on Zibo's proximity to major North China ports (including Qingdao Port and Tianjin Port), which offer direct, weekly maritime routes to the Port of Sohar and the Port of Salalah. With transit times ranging between 18 to 22 days, Omani buyers can plan their inventory with precision.
Furthermore, China's Belt and Road Initiative (BRI) has significantly streamlined bilateral trade with Oman. We assist our Omani partners with all necessary trade documentation, including Certificate of Origin (CO) under the China-Oman trade agreements, Material Safety Data Sheets (MSDS) in compliance with Omani hazardous chemical regulations, and SASO/GSO certifications. By maintaining massive raw material reserves of premium base oils and high-purity monoethylene glycol, we shield our buyers from the volatility of global chemical pricing, ensuring stable supply and fixed quarterly pricing options.
1. Demand Analysis
2. Formula Customization
3. Performance Testing
4. Blending & Delivery
5. Local Tech Support
As the Sultanate transitions toward an industrialized, diversified economy under Oman Vision 2040, sustainability and operational efficiency are merging. Industrial operators are under pressure to minimize carbon footprints and decrease waste disposal volumes. Using cheap, low-tier coolants leads to frequent chemical flushes, creating hazardous chemical waste that is difficult and costly to treat in local facilities. By introducing high-end, extended-life OAT coolants and synthetic lubricants from Shandong Longhai, companies can decrease waste volumes by up to 60%, aligning directly with the environmental guidelines set by the Omani Ministry of Environment and Climate Affairs (MECA).
Our localized support model includes technical field diagnostics. We provide Omani procurement teams and engineers with custom sampling services and lab-based testing. This allows them to monitor metal wear particles, glycol concentration levels, and pH balances in the coolant, preventing failures before they cause costly downtime. Through our local distribution networks, technical support is available on-site, providing expert recommendations for fleet operations, harbor shipping, and construction fleets across the country.
From heavy transport fleets on the Muscat-Salalah Highway to stationary generators in Al Wusta oilfields, our products perform optimally under challenging conditions.
In hot desert climates like Oman, the main risk for heavy-duty engines is boiling and cavitation. High-quality antifreeze raises the boiling point of the coolant (up to 129°C when pressurized), preventing boil-overs. It also contains organic acid corrosion inhibitors (OAT) that protect cylinder liners from cavitation pitting caused by rapid bubble collapse in high thermal zones.
Yes. Shandong Longhai's coolants and lubricants are engineered to meet international standards including ASTM D3306, ASTM D6210, and relevant regional standards. We supply full technical specifications, MSDS sheets, and analysis certifications required for custom clearance and compliance in Muscat, Sohar, and Salalah.
For large-scale industrial and fleet buyers, we offer flexible packing configurations: 1000L IBC totes, 200L steel/plastic drums, and standard retail sizes (1L, 4L, 18L). All packaging is designed to withstand extreme thermal conditions during sea transit and outdoor warehousing in Oman.
Leveraging our highly efficient automated filling lines (up to 35% speed increase), we prepare bulk orders within 7 to 14 days of contract finalization. Sea transit from North China ports to Sohar or Salalah ports typically takes between 18 to 22 days, ensuring reliable, scheduled replenishment schedules.
Yes. We offer fully customized OEM/ODM services. We can adjust the glycol ratio (e.g., 50/50, 40/60, or concentrate), color (green, red, blue, orange), and pack designs to align with your localized distribution and vehicle requirements in the GCC market.
All products blended and exported by Shandong Longhai are backed by the PICC (People's Insurance Company of China) quality insurance policy. This guarantees that our formulations adhere strictly to certified parameters, offering liability protection and peace of mind for distributors and equipment operators in Oman.
The company always adheres to the management policy of "planning big strategies, focusing on technology, creating high quality, and keeping reputation", vigorously promotes the pioneering and enterprising spirit, strives to implement talent-driven factories, optimizes management, actively promotes various reforms, improves corporate quality, and successfully breaks out a path of corporate innovation and development.
Our corporate philosophy is "dare to explore, innovate continuously, survive by quality, and promote development by efficiency". We will continue to occupy the market with quality and price, drive the market with outstanding talents, drive the market with scientific innovation, and promote the market with brand advertising. Products are character, quality is life, customer first, honest and pragmatic service tenet.
Send Inquiry NowAre you looking to optimize your industrial fleet or negotiate distribution rights for the Omani market? Connect directly with our exporting engineers.
Longhai
