Oil-free vacuum pumps are driven by a piston and do not require lubricant. It's a clean and cost-effective alternative to obtain moderate pressure and suitable for a wide variety of laboratory uses, such as rotary evaporation, gas sampling, vacuum distillation, solvent filtration, and vacuum drying etc.  These pumps are maintenance free and do not require oil to operate.  We offer a wide variety of vacuum pumps with different flow rates, vacuum levels, head numbers and internal wetted materials (corrosion resistance, for example PTFE or Nitrile rubber, PFA) to meet your requirements.