The Microprocessor Controlled Stepper Driven Bottom Seal Bag Making Machine can process PE and PP materials ranging from 10 microns to 100 microns and draw lengths from 100 mm to 1200 mm. Mamata Machinery Pvt. Ltd. Offers Microprocessor Controlled Stepper Driven Bottom Seal Bag Making Machine. Mamata Machinery Pvt. Ltd. Is an ISO 9001:2000 registered organization. Mamata Machinery Pvt. Ltd. Manufactures a range of Plastic Bag, Pouch Making and Packaging Machines. The model name of the machine is BM 500 - B. The Stepper Driven Bottom Seal Bag Making Machine is controlled by microprocessor with Stepper driven film Index.