Amazon.com: Hanchen 50-500ml Quantitative Liquid Paste ...
Hanchen Semi-automatic Pneumatic Liquid Paste Filling Machine with Heater and Mixer 50-500ml Driven by two cylinders, pistons are made of corrosion-resistant PTFE which has good sealing performance. One-way valves control the flow of liquid & paste, and magnetic reed switch control cylinder itinerary which can regulate filling volume.
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