About Four Bolt OIl Expeller Machine
A Four Bolt Oil Expeller Machine is a compact, durable, and highly efficient oil extraction unit widely used in small to medium-scale oil production businesses. The term four bolt typically refers to the strong and stable structural design of the expeller, where the main body is securely fastened with four heavy-duty bolts. This construction ensures greater stability, reduced vibration, and long-lasting performance even during continuous operation.
Designed to extract oil from a variety of seedssuch as groundnut, sunflower, mustard, sesame, coconut, and castorthe machine uses a screw pressing mechanism to crush and press the seeds, separating high-quality crude oil from the cake. Its simple operation, low maintenance requirements, and strong build make it ideal for rural entrepreneurs, small industries, and commercial oil mills looking for reliable daily production.
The Four Bolt Oil Expeller Machine generally features a rigid frame, high-tensile steel shaft, precision gears, and a heavy-duty pressing chamber to withstand pressure and deliver consistent output. Many models are equipped with an efficient motor, gearbox, seed feeder, and safety covers for smooth and safe operation. With its ability to produce a good extraction rate while consuming less power, this machine is both cost-effective and economically beneficial for oil producers. Overall, the Four Bolt Oil Expeller Machine is valued for its robustness, ease of use, and dependable performance in producing clean and pure edible oil.