FAQ

Frequently Asked Questions

Common Questions

Most Popular Questions

A quick guide to common questions about our oil purification systems, services, and support.

What types of oil purification machines do you manufacture?

We offer a wide range of machines including transformer oil purifiers, lubricating oil purifiers, turbine oil purifiers, centrifugal oil purifiers, portable oil purifiers, and oil regeneration systems.

Can your oil purification machines be customized for specific requirements?

Yes. We provide flexible configurations such as explosion-proof design, trailer-mounted units, waterproof systems, and online monitoring accessories to meet different industrial needs.

How to buy an oil filtration machine from your esteemd company?

To ensure a smooth process and a machine that perfectly meets your needs, we follow a clear partnership:

  1. Clarify Your Requirements: We start by confirming all details with you, from the model to the power supply, to ensure we are aligned.

  2. Kick-off Production: To begin building your machine, we request a deposit.

  3. Ensure Quality: Before it ships, we rigorously test your machine to guarantee every part is in optimal condition.

  4. Complete Delivery: Once the balance is received, we arrange shipment and send you all shipping and instructional documents.

For us, delivering your machine is not the conclusion—it’s the foundation of our ongoing cooperation.

How can we trust a reliable oil treatment machine from you?

After we produced your oil purifier machine, we will share you machine running pics and videos, online video inspecting your machine also available. Manual book will be sent together with manual videos.

How long is the delivery time?

We usually maintain stock of standard components, enabling shorter lead times than industry averages. For customized oil purification machines, lead time depends on configuration, typically 2–6 weeks.

See Us in Action

We welcome customers and partners from all over the world to visit us and learn how Vaillant can help your operations and create a sustainable industrial future together.

Payment Questions

Most Popular Questions

A quick guide to common questions about our oil purification systems, services, and support.

Do you provide installation and training?

Yes. Our engineers can provide on-site commissioning, operator training, and remote technical support to ensure smooth operation.

How about after-sales service and spare parts?

We offer comprehensive global support, including remote troubleshooting, readily available spare parts with fast shipping, and optional on-site service when required.

Which industries use your oil purification systems?

Our equipment is widely applied in power generation, metallurgy, mining, chemical plants, aviation, shipping, and railway industries etc.

Do you export worldwide?

Yes. We have delivered oil purification solutions to more than 100 countries and provide global after-sales support.

How can I get a quotation?

We invite you to get in touch with our team through any of the following channels:

To help us prepare a personalized quotation, please share your specific needs. Our sales specialists are ready to assist you.