shed roll machine adopted advanced technology, long service life, roll in the greenhouse are widely applied in the work, more and more users purchase using greenhouses roll machine, buy greenhouse roll machines need to consider what is better to use? 1, taking into account the three "degrees", that is, length, length of the shed; width, the width of the shed; camber, camber of the greenhouse. 2, and three a "rod", that big shed volume film machine support rod, support rod up to support of role, consider its support intensity; big shed volume film machine putter, putter up to promoting volume film of role, promoting intensity is how many; big shed volume film machine volume rod, volume rod up to volume film of role, consider its volume film of speed and intensity. 3, shed roll machine bolts, bolts fixed canopy roll machines played an important role, so pay attention to big awning roll machine bolts. more information refer to our company website! http://www.sanyuanzhu.net |