FAQ

  • Q Why customer choose us?

    A
    We have 18 years of experience in the air compressor industry. Our company dominates strong technical skill, advancing manufacture equipment and testing device, execute strictly of ISO9001 quality management system. As a CE certificated manufacturer, our Oil-free series air compressor also reaches Germany TUV Class 0 standard.
  • Q How long is the delivery time ?

    A
    For standard voltage 15 working days. Non-standard please confirm our sales representative.
  • Q What is the payment term and method?

    A
    1. 30% deposit, 70% balance paid before shipment. Or 100% L/C at sight.
    2. The supported payment methods are T/T, L/C, D/P, Western Union, Paypal, credit card, etc.
    3. The supported currencies are USD, EUR, RMB, etc.
  • Q How about your after-sales service?

    A
    1. Online installation and commissioning guidance.
    2. Well-trained engineers are available to overseas service.
    3. World-wide agents can provide services nearby.
    4. 24/7 hours online service support.
  • Q How about your warranty?

    A
    Two years for screw air end. One year for the whole machine except consumable spare parts from date of commissioning.
  • Q Do you have any certificate?

    A
    Yes. CE ,ISO,TUV Class 0 certificates.
  • Q How do you control the quality?

    A
    1. All parts are strictly inspected before use.
    2. The key components are imported from Europe.
    3. Each compressor must go through strict continuous testing for at least 5 hours before leaving the factory.
    4. Each compressor has an identity transfer card, which can be traced throughout the process.
  • Q Do you offer OEM service?

    A
    Yes. Both OEM & ODM service are available.
  • Q How long is the service life of your air compressor?

    A Generally more than 10 years with regular maintenance.

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Telephone: +86-173-2106-2761
 WhatsApp: +8617321062761
Email: Anna@rockymachinery.com
 Address: Room 604, #12, Powerlong Center, No.689 Xiwang Road, Jiading District, Shanghai, China
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