HMP Manufacturing & Services Pvt. Ltd. Manufactures Back Pull-Out Type Process Pump. HMP Manufacturing & Services Pvt. Ltd. Offers a wide range of pumps and pump spare parts for various industrial applications. The Back Pull-Out Type Process Pump is a single phase available with Gland Packed or Mechanical Seal. The Back Pull-Out Type Process Pump comes with a Head up to 125 metres and in the Capacity of up to 600 m³ /hr and is suitable for in applications such as chemical, petrochemical, paper and pulp, hydro pneumatic pressure boosting systems etc.