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Precision Petroleum Testing Instruments

High-accuracy, ISO & CE-certified testing equipment for oil, grease, paint, viscosity, and petroleum analysis. Engineered for laboratories, refineries, and industrial quality control.

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About SKYLINE

Dongguan Skyline Industrial Co., Ltd. was established in March 2011 as an international company specializing in the research, development, and manufacturing of high-quality testing instruments. With over 50 staff and a built-up area of 1,200㎡, Skyline has become a trusted name in petroleum, paint, and chemical industry testing solutions.

"Quality is the soul of the product" — this mission drives every innovation. Our ISO and CE-certified manufacturing ensures precision, reliability, and performance that rivals German-engineered instruments.

2011
Founded
50+
Team Members
1200㎡
Facility Size
CE
Certified
Grease Corrosion Resistance Tester

Why Choose SKYLINE?

We combine innovation, precision engineering, and global compliance to deliver testing instruments you can trust.

Industry Leading Brand

Trusted by labs and refineries worldwide for consistent, accurate results.

Professional R&D Team

Dedicated engineers focused on innovation and performance optimization.

System Certification

ISO and CE certified for quality and safety compliance.

After-Sale Service

Global support, calibration, and maintenance services available.

Our Product Range

Comprehensive testing solutions for petroleum, lubricants, insulating oils, and chemical products. All instruments meet ASTM, GB/T, and SH/T standards.

Open Cup Flash Point Tester

Automatic Open Cup Flash Point Tester SL-OA09

Automated testing per ASTM D92, GB/T 3536. Ideal for heavy oils, bitumen, and lubricants.

Kinematic Viscometer

ASTM D445 Automatic Kinematic Viscosity Tester SL-OA21

High-precision viscosity measurement with automatic timing and temperature control.

Copper Strip Corrosion Tester

Liquid Phase Corrosion Tester SL-OA53

Evaluates corrosiveness of petroleum products on copper strips per ASTM D130.

Cold Cranking Simulator

Cold Crank Simulator (CCS) SL-OA54

Measures low-temperature dynamic viscosity per ASTM D5293, critical for engine oil performance.

Oil Anti-Emulsification Tester

Automatic Oil Demulsification Tester SL-OA26

Determines water separation characteristics of turbine and lubricating oils.

Grease Corrosion Tester

Grease Corrosion Resistance Tester

Assesses protective properties of greases against metal corrosion.

Pensky-Martens Flash Point Tester

Pensky-Martens Flash Point Tester SL-OA10

Closed cup method per ASTM D93 for diesel, kerosene, and fuel oils.

Foaming Characteristics Tester

Foaming Characteristics Tester SL-OA55

Evaluates foaming tendency of lubricating oils under controlled aeration.

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Advanced Testing Capabilities

Viscosity Analysis

  • • Kinematic & dynamic viscosity
  • • ASTM D445, D5293
  • • Automatic timing & temp control
  • • Multi-bath configurations

Flash & Fire Point

  • • Open & closed cup methods
  • • ASTM D92, D93, D1310
  • • Full automation with safety
  • • Low-temperature models

Corrosion & Stability

  • • Copper strip corrosion (ASTM D130)
  • • Oxidation stability (ASTM D2272)
  • • Water separability (ASTM D1401)
  • • Foaming characteristics

Insulating Oil Testing

  • • Dielectric strength (ASTM D877)
  • • Dielectric loss & resistivity
  • • Gas evolution testing
  • • Water content analysis

Elemental Analysis

  • • ICP-OES for metal content
  • • Sulfur analysis (UV fluorescence)
  • • Nitrogen & carbon residue
  • • Acid value & base number

Distillation & Density

  • • Automatic distillation (ASTM D86)
  • • Vacuum distillation (ASTM D1160)
  • • Density & API gravity (ASTM D1298)
  • • Cold filter plugging point

Trusted by Industry Leaders Since 2011

50+
Team Members
1,200+
㎡ Manufacturing Space
100+
Products Available
60+
Countries Served

Frequently Asked Questions

What standards do your instruments comply with?

Our equipment meets ASTM, GB/T, SH/T, ISO, and other international standards. Each product is designed to ensure compliance with relevant testing methodologies.

Do you offer calibration and maintenance services?

Yes, we provide global after-sales support including calibration, repair, and technical training for operators.

Can you customize instruments for specific needs?

Absolutely. Our R&D team supports OEM/ODM projects and can modify existing models or develop new solutions based on client requirements.

Are your products CE and ISO certified?

Yes, Dongguan Skyline Industrial Co., Ltd. is CE and ISO certified, ensuring high quality and safety in manufacturing.

How can I request a quote or product demo?

Visit petroleum-tester.com to explore products and contact the team directly for inquiries.

Get in Touch

For product inquiries, technical support, or custom solutions, reach out to our team.

Visit Official Website

DONGGUAN SKYLINE INDUSTRIAL CO., LTD.

No. 86, Baojian Road, Jianshazhou, Wanjiang District, Dongguan, Guangdong 523062 China

Phone: 86-769-23830463 (Working hours)

WhatsApp: 86-137-51491529 (Non-working hours)

Email: info@petroleum-tester.com

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