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Repair & Rebuild Services


Quality awareness, quick delivery, competitive pricing and hassle-free customer service are our priorities at Jinhua Machinery. Our computerized scheduling system ensures accurate delivery quotes at the time of order.

Jinhua Machinery offers flexible customer service programs to many high volume users. We welcome the opportunity to discuss your requirements.

Our services include:

  • Flight repairs
  • Root and radius repairs
  • Full length coatings
  • New Barrels
  • Barrel Rebuilding
  • New Screw Design

We completely inspect your screw within 24 hours of arrival at our facility.

Our inspection includes:

  • OD wear
  • Flight width
  • Root/radius damage
  • Bearing wear
  • Spline/key condition
  • Over torque condition

An accurate estimate of repair is provided in writing and reviewed by phone.

Since we are experts in screw design, we can often suggest improvements to help your screws perform better and last longer.