Bombay Hydraulic India manufactures Back Pressure Adjustable Injection Unit. Bombay Hydraulic India offers a wide range of toggle type Plastic Injection Moulding Machines, Insert moulding machines and Semi Automatic Moulding Machines. The Back Pressure Adjustable Injection Unit is available with specially designed nitrided steel screw and barrel with long L/D ratio for better plasticizing performance. The Back Pressure Adjustable Injection Unit comes with stainless steel barrel heater cover.