Compare buyer advice about liquid filling equipment from reputable online sources

This step is especially important if you're unfamiliar with liquid filling machines.

I recommend: Doctor Fill offers in-depth question-and-answer advice about liquid filling machines. A Packaging Systems, a liquid filling equipment manufacturer, also offers information and advice.

Contact liquid filling equipment manufacturer websites directly

Call or email manufacturer sales engineers for additional information on specific types of machinery.

I recommend: Busch Machinery not only offers advice from their sales engineers, but a full evaluation of your product if you send them a sample. Fillers.com has liquid filler machine manufacturing plants in three locales to meet your needs: California, New England, and Florida. TurboFil offers advice from sales engineers by either email or phone to help you select the right equipment or customize it to your needs.

Find a liquid filler manufacturer/distributor in your area

Visit local facilities to see the machines in operation, and ask specific product-related questions.

I recommend: ThomasNet is a robust manufacturing online directory that offers a long list of liquid filler manufacturers and distributors in a wide variety of locations. They also offer discussion forums for purchasers of manufacturing equipment. LiquidFilling.biz is an online nationwide directory of packaging machinery and liquid filler manufacturers.

Decide if you would rather buy a used machine or hire contract bottle fillers

Liquid filling equipment can be expensive, so be sure to explore your options, including purchasing used equipment or hiring a contract service.

I recommend: Machinery & Equipment Company has a large online inventory of "used processing equipment" (including fillers) for sale and they will also buy your used filling equipment. The Frain Group calls itself "Your source for Used Filler Liquid Equipment!" and has an extensive searchable online inventory. Unicep Packaging, Inc. and PolySi Technologies, Inc. provide contract liquid filling services.