Jierui Chemical-a high-tech enterprise dedicated to the R＆D.

Welcome to Shandong Jierui Chemical Technology Co., LTD !

Jierui Chemical

Committed to offering exceptional lubrication solutions for the global refrigeration, industrial, and air compressor industries

了解更多

Jierui Chemical

Committed to offering exceptional lubrication solutions for the global refrigeration, industrial, and air compressor industries

了解更多

Jierui Chemical

Committed to offering exceptional lubrication solutions for the global refrigeration, industrial, and air compressor industries

了解更多

Jierui Chemical

Committed to offering exceptional lubrication solutions for the global refrigeration, industrial, and air compressor industries

了解更多

Jierui Chemical

Committed to offering exceptional lubrication solutions for the global refrigeration, industrial, and air compressor industries

了解更多

Jierui Chemical

Committed to offering exceptional lubrication solutions for the global refrigeration, industrial, and air compressor industries

了解更多

scroll down

Jierui Chemical

Produced by Jierui
chemical industry excellence.

Shandong Jierui Chemical Technology Co., LTD is a high-tech enterprise dedicated to the R＆D, manufacturing, and sales of high-quality lubricants. Since its establishment, the company has steadfastly adhered to the business philosophy of "quality as the compass, customers as the priority ", and is committed to offering exceptional lubrication solutions for the global refrigeration,industrial, and air compressor industries.

2009

Established in

10 +

Product solution

100 +

Serving customers

LEARN MORE

Main products

lubrication solutions

A high-tech enterprise dedicated to the research and development, production and sales of high-quality lubricating oil.

Heavy-duty ester-based synthetic diesel engine oil CH-4 20W-50

Product Advantages: This product is formulated using imported synthetic base oil with a high viscosity index ester and compounded additives. It is a high-quality diesel engine oil specifically designed for high-speed turbocharged engines, providing robust power support for heavy-duty, continuously operating engines and fully meeting the stringent Euro IV emission standards. Performance Features: Excellent high-temperature oil film strength enhances engine power output, maintains stable oil pressure over time, and extends engine service life. Effectively controls deposit formation in the valve and piston areas, reduces fuel consumption, exhibits outstanding antioxidant stability and detergency-dispersancy, thereby extending oil change intervals. Provides effective protection for exhaust gas recirculation (EGR) systems, ensuring lubrication and protection for diesel engines that meet Euro IV and Euro V emission requirements. Applications: Suitable for lubricating diesel engines that comply with Euro IV and Euro V emission standards and are equipped with exhaust gas recirculation systems (EGR). Also ideal for lubricating high-horsepower, heavy-duty diesel engines as well as luxury high-speed buses and heavy-duty construction machinery. Technical Specifications: API CH-4 (American Petroleum Institute), MB 229.1 (Mercedes-Benz), ACEA E6/B4 (European Automobile Manufacturers’ Association), MAN 271 (MAN), Mack EO-M Plus, Cummins, VOLVO VDS-3 (Volvo), STERY A-201 (Steyr). Test Item / Item Standard Requirement / Standard Analytical Result / Results Test Method / Method Kinematic Viscosity (40℃), mm²/s Report 185.93 GB/T 265 Kinematic Viscosity (100℃), mm²/s 16.3–21.9 20.36 GB/T 265 Viscosity Index Report 128 GB/T 1995 Flash Point (Open Cup), ℃ ≥215 240 GB/T 3536 Pour Point, ℃ ≤-20 -27 GB/T 3535 Low-Temperature Dynamic Viscosity / (mPa·s) (-15°C) ≤9500 8054 GB/T 6538 Water Content, Trace-Free No GB/T 260 Mechanical Impurities, % ≤0.01 No GB/T 511 Foam Formation, mL/mL GB/T 12579 24℃ ≤10/0 10/0 93.5℃ ≤20/0 5/0 After 24℃ ≤10/0 10/0

Consult

Heavy-duty ester-based synthetic diesel engine oil 20W-50

Product Advantages: This product is formulated with imported high-viscosity-index ester synthetic base oil and a composite additive package, providing power support for ultra-heavy-duty engines operating continuously. It is suitable for Euro IV and Euro V engines. Performance Features: High-quality heavy-duty ester synthetic lubricant that enhances oil film strength, maintains stable oil pressure over time, and ensures smooth and responsive engine performance. It boasts excellent acid-neutralizing capability, extending oil-change intervals and saving fuel. Effectively controls corrosion and wear caused by engine sludge and high-temperature deposits. Particularly well-suited for providing superior protection to heavy-duty, high-horsepower turbocharged diesel engines. Applications: New high-horsepower, heavy-duty, high-compression diesel engines (high-speed, turbocharged, or naturally aspirated). Suitable for lubricating large, heavy-duty container tractors, heavy-duty construction machinery, and other diesel engines equipped with exhaust gas recirculation (EGR) systems and diesel particulate filters (DPF), meeting stringent environmental emission standards. Technical Specifications: API CI-4 (American Petroleum Institute), ACEA E7-12/B5 (European Automobile Manufacturers’ Association), MB Approval 228.3 (Mercedes-Benz), MAN 3275 (MAN), Mack VDS-3 (Mack), Cummins ECF-1-a/Cummins ECF-2 (Cummins), Steyr A-201 (Steyr), Deutz DQC II-05 (Deutz). Inspection Items / Item Standard Requirements / Standard Analysis Results / Results Test Methods / Method Kinematic Viscosity (40℃), mm²/s —— 182.38 GB/T 265 Kinematic Viscosity (100℃), mm²/s —— 16.3–21.9 20.2 GB/T 265 Viscosity Index —— 129 GB/T 1995 Flash Point (Open Cup), ℃ —— ≥215 244 GB/T 3536 Pour Point, ℃ —— ≤-20 -24 GB/T 3535 Low-Temperature Dynamic Viscosity (mPa·s) (-15°C) —— ≤9500 8748 GB/T 6538 High-Temperature High-Shear Viscosity (150℃), (mPa·s) —— ≥3.7 5.01 SH/T 0703 Water Content —— Trace Trace GB/T 260 Mechanical Impurities, % —— ≤0.01 None GB/T 511 Foam Characteristics, mL/mL GB/T 12579 24℃ —— ≤10/05/09 3.5℃ —— ≤20/010/0 After 24℃ —— ≤10/05/0

Consult

Heavy-duty ester-based fully synthetic diesel engine oil CK-4 10W-40

Product Advantages: This product is formulated with imported, high-viscosity-index ester-based fully synthetic base oil and a composite additive package. It delivers all-around performance in a premium formulation, providing long-lasting protection that keeps your engine running like new even under heavy loads. It’s ideal for high-performance, heavy-duty trucks and engines meeting Euro V and Euro VI emission standards. Performance Features: High-quality, fully synthetic diesel engine oil based on esters, forming an instant protective film, maintaining stable oil pressure over time, and ensuring effortless handling. Specifically designed to meet the latest exhaust particulate emission standards, this oil offers exceptional protection for new low-emission engines using ULSD (Ultra-Low Sulfur Diesel). It complies with the requirements of engines equipped with EGR and DPF systems and provides superior lubrication and protection even under the harshest operating conditions. Applications: Suitable for ultra-heavy-duty, high-compression diesel engines, including those equipped with Exhaust Gas Recirculation (EGR) systems and Diesel Particulate Filters (DPF), as well as for large, heavy-duty container tractors and heavy-duty construction machinery engines that meet stringent environmental emission standards. Recommended for use in both naturally aspirated and turbocharged diesel engines. Developed in accordance with the latest emission standards, it is particularly well-suited for off-road and construction vehicles, as well as for large commercial road transport vehicles—including those with newly electronically controlled engines. Technical Specifications: API C-4 (American Petroleum Institute), ACEA E9-12/B5 (European Automobile Manufacturers’ Association), MB-Approval 228.3 (Mercedes-Benz), MAN 3275 (MAN), Mack VDS-3 (Mack), Cummins ECF-1-a/Cummins ECF-2 (Cummins), Steyr A-201 (Steyr), Deutz DQC II-05 (Deutz), Caterpillar TO-2 (Caterpillar), MTU DDC Type-2 (Mercedes-Benz–Detroit Diesel Oil), Case MS 1121 (Case), DAF, Allison C-4 (Allison). Test Items / Item Standard Requirements / Standard Analysis Results / Results Experimental Methods / Method Kinematic Viscosity (40℃), mm²/s: Reported 104.17 GB/T265 Kinematic Viscosity (100℃), mm²/s: 12.5–16.3 → 15.46 GB/T265 Viscosity Index: 157 GB/T1995 Flash Point (Open Cup), ℃: ≥205 → 238 GB/T3536 Pour Point, ℃: ≤-30 → -36 GB/T3535 Low-Temperature Dynamic Viscosity (mPa·s) at -25°C: ≤7000 → 6583 GB/T6538 Water Content: Trace-free → No GB/T260 Mechanical Impurities, %: ≤0.01 → None GB/T511 Foam Formation, mL/mL GB/T12579: 24℃ ≤10/05/09; 3.5℃ ≤20/00/0; After 24℃ ≤10/05/0

Consult

Heavy-duty gear oil API: GL-5 80W-90

■This product is formulated by blending hydrogenated base oil with a variety of functional additives, including extreme-pressure anti-wear agents, friction modifiers, antioxidant and anti-corrosion agents, and rust-inhibiting and anti-foaming agents. It exhibits excellent extreme-pressure performance, wear resistance and durability, rust and corrosion protection, thermal oxidation stability, and demulsibility. ■The product meets the quality standards of the American Petroleum Institute (API) GL-5 grade. ■It boasts outstanding extreme-pressure anti-wear properties, effectively preventing scoring and wear on gear tooth surfaces under severe conditions such as high-speed impacts and high torque, and demonstrates superior load-carrying capacity. ■Its exceptional thermal oxidation stability prevents the formation of sludge and deposits even under high temperatures and heavy loads, ensuring clean gear surfaces. Application Scope: This product is suitable for lubricating gear drives, drive axles, and transmissions in various advanced passenger vehicles, heavy-duty trucks, and other vehicles—both imported and domestically produced—operating under conditions of high-speed impacts and heavy loads, as well as low-speed, high-torque applications, such as those found in railway locomotive gearboxes. Usage Instructions: ■Please replace the oil according to the mileage and oil-change intervals. ■Do not mix this product with oils from other brands, as this may affect its performance. Inspection Items / Item Standard Requirements / Results Test Method / Method Kinematic Viscosity (40℃), mm²/s _ 103.99 GB/T 265 Kinematic Viscosity (100℃), mm²/s 13.5–<18.5 15.3 GB/T 265 Viscosity Index Not Less Than Report 155 GB/T 2541 Flash Point (Open Cup), ℃ Not Less Than 170 234 GB/T 3536 Pour Point, ℃ Not Higher Than Report -30 GB/T 3535 Water Content Not More Than Trace None GB/T 260 Mechanical Impurities, % Not More Than 0.05 None GB/T 511 Foam Characteristics (Foam Tendency), mL/mL GB/T 12579 24℃ Not More Than 20 5/0 93.5℃ Not More Than 50 10/0 After 24℃ Not More Than 20 10/0

Consult

Application

Product Application

With their excellent performance and quality, refrigeration compressor lubricants, industrial lubricants, and air compressor
lubricants have been universally acknowledged and extensively trusted by customers.

Compressor Oil

Transformer Oil

R&D

Industry Oil

Automotive Oil

Customer Case

What does the customer say?

★★★★★

JIERUI's industrial refrigeration system has completely transformed our production facilities. Energy conservation alone makes it a worthwhile investment, and their technical support is outstanding.

Alex Zender

Grorgia,USA

★★★★★

JIERUI's industrial refrigeration system has completely transformed our production facilities. Energy conservation alone makes it a worthwhile investment, and their technical support is outstanding.

Alex Zender

Grorgia,USA

★★★★★

JIERUI's industrial refrigeration system has completely transformed our production facilities. Energy conservation alone makes it a worthwhile investment, and their technical support is outstanding.

Alex Zender

Grorgia,USA

★★★★★

JIERUI's industrial refrigeration system has completely transformed our production facilities. Energy conservation alone makes it a worthwhile investment, and their technical support is outstanding.

Alex Zender

Grorgia,USA

contact

NSURE OF WHIERE TO BEGIN?

Starting from our online questionnaire, we can help you solve the problem.
We are here to help! The quickest solution is to call us.

GET TO KNOW US

GET IN TOUCH TODAY

BLOG & EVENTS

INDUSTRY FRONTIER INFORMATION

12-26

2025

OEM Manufacturing: Understanding How It’s Transforming the Global Market

Explore the concept of OEM manufacturing and its significance in today’s market, and understand its impact on businesses.

LEARN MORE

12-23

2025

Latest Developments and Trends in Industrial Gear Oils

Stay up-to-date on the latest news, applications, and future trends in industrial gear oils to enhance equipment operational efficiency.

LEARN MORE

12-12

2025

How to Choose Engine Oil for Cars

LEARN MORE

12-03

2025

The Unsung Heroes of the Highway: A Deep Dive into Automotive Lubricants

Learn about the critical role that automotive lubricants play in vehicle performance and service life. Find out more now!

LEARN MORE

+86 535-2434088
+86 15105458622（Same WeChat number）

+86 13552046945

+86 15254209313

service@jierui-group.com

Room 413, Building A, Overseas Students' Entrepreneurship Park, No. 300, Changjiang Road, Fulaishan Sub-district Office, Development Zone, Yantai City

LEAVE A MESSAGE

Business License

COOKIES

Our website uses cookies and similar technologies to personalize the advertising shown to you and to help you get the best experience on our website. For more information, see our Privacy & Cookie Policy

COOKIES

required

These cookies are necessary for basic functions such as payment. Standard cookies cannot be turned off and do not store any of your information.

analyze

These cookies collect information, such as how many people are using our site or which pages are popular, to help us improve the customer experience. Turning these cookies off will mean we can't collect information to improve your experience.

Feature

These cookies enable the website to provide enhanced functionality and personalization. They may be set by us or by third-party providers whose services we have added to our pages. If you do not allow these cookies, some or all of these services may not function properly.

advertise

These cookies help us understand what you are interested in so that we can show you relevant advertising on other websites. Turning these cookies off will mean we are unable to show you any personalized advertising.

在线客服

+86 535-2434088

服务时间

8:30 - 23:00
WhatsApp

8615105458622
phone

+86 15105458622
Email

service@jierui-group.com
phone

+86 15254209313
phone

+86 13552046945