Sliding rheostat physics teaching equipment consists of main components such as wire-wound porcelain tube, sliding head, sliding rod, bracket, terminal and so on.
PROTECT YOUR SEAT: This seat cushion for car not only makes your seat more comfortable, but also prevents dust, seat wear, creasing, scratches, etc., and provide better protection for your seat.
Wound core winding machine is designed for winding/making cores in round section, trapezoidal section, round + trapezoidal combined section, and the rectangular section as well. The machine can make plane wound cores and 3D wound cores.