SJMC Machine Tools
SJMC is a well-known manufacturer and service provider committed to engine rebuilding through the use of key technologies to provide advanced, reliable machines, as per the list below.
Valve Seats Boring Machine
Model BV60
The BV60 meets the requirements of boring, reaming and cutting machining for high accuracy valve guides and valve seats. The light boring head of patent-based design is equipped with a triple air flotation device, self-centering system and spindle motor. Designed specially for repairing small-sized engines and compound-cylinder engines used on motorcycles and automobiles to reach the requirements of high precision machining for valve guides with a small diameter of 4mm.
Valve Seats Boring Machine
Model BV90
For boring, reaming and cutting machining for high accuracy valve guides and valve seats. Designed for the valve seats from the smallest to the bigger diameter. This machine can repair any existing engine, from the micro-engine up to the big stationary engine with a machining capacity from 18mm to 90mm and to reach the requirements of high precision machining for valve guides with a small diameter of 4mm.
Valve Seats Boring Machine
Model BV60M
This guide and seat machine puts you ahead in the fast growing headwork business with the most versatile and accurate machine on the market. Built to take on everything from subcompacts to big diesels.
Valve Seats Boring Machine
Model BV120
This machine makes use of special steel and spheroidal graphite cast iron. The body is special heat treated for rigidity, improved stability and a long with the working life. It is equipped with one heavy duty spindle, rated power is 2.5 kW. Designed for valve seats from the smallest to the bigger diameter, this machine can repair any existing engine, from the micro-engine up to the big stationary engine.
Cylinder Boring Machine
Model BM150 B150
This machine is mainly used for repair small-middle sized engine blocks and heads. It has 6 shift speed change from gear transmission box and the ability to avoid the torque lose. It has a cutter pouch spindle and spindle holder which provide high accuracy and efficiency. The centralised lubrication system ensures long life for machine use and easy maintenance.
Cylinder Boring Machine
Model BM160 B160
This machine is mainly used for repair small-middle sized engine blocks and head. Designed by human engineering, it is easy to operate and has touch screen control. It has spless speed change sevro motor control, cutter pouch spindle and the spindle holder, which provide high accurate and efficiency.
Cylinder Boring-Milling Machine
Model BM200
The Vertical Fine Boring – Milling Machine BM200 combines the functions and performance of the traditional Cylinder Boring Machine with the SJMC EasyTouch control system. Through the joint operation of the standard mechanical handwheel and the electronic handwheel, the boring of the cylinder body and the machining of the milling plane can be easily accomplished. The BM200 is especially suitable for precision work of engine refitted: boring, milling, stepped hole machining and groove machining.
Valve Refacer
Model VG100-VG100A
This machine is air-operated with a six-ball chuck design for perfect alignment and grinding. It only takes five minutes from clamping to finished grinding and can get a very good roundness and finish.