Part-turn Gearbox

Manual Part-turn Gearbox which is also called Quarter turn gearbox, Worm Gear operator.
HNTB operators are intended for operation of ball valve, plug valve, butterfly valves as well as power and process dampers.The usage of high grade of materials provides a tough.reliable unit for the automation of today’s high performance industrial valves,with memory stops,spur gears and limit switch can be easily assembly on site .
Similar Brand of Quarter-turn gearbox:
Rotork GEARS,AUMA, MASTERGEAR,DANSK VENTIL CENTER,DIAMOND GEAR,SAMBO GEAR,QUADRANT,ADLERS SPA,DYNATORQUE,
HUNAN TB VALVE CO.,LTD will be your qualified supplier on Quarter-turn gearbox and Multi-turn gearbox.

HNTB Manual Worm Gearbox  with basic  technical datas as below,for more details please email us info@hntbvalve.com or add our whatsapp:+86-19119291431

Single-Stage type  Electric worm Gearbox, Double-Stage type manual worm Gearbox

Installed: Horizontal type , Vertical Type

Type Model: TBG ,TBWG,TBWG-1S,TBG-S,TBWG-S,TBG-G,TBQ,TBG-SD

Material Range: A216WCB(CF8,CF8M,LCB,LCE)

Output torque: 500-1500000Nm

IP Grade: IP66-68 and Immersion also could be choosen.

Manual Worm Gearbox are quarter-turn gear actuator, also 1/4 turn gearbox, which suitable for ball valves, butterfly valves, plug valves, and rotary valves,The housing is precisely casting, with fresh pattern and nice appearance,it transmitted by worm ,with self-locking function,tapered roller bearing and thrust ball bearing combination makes the transmission  more flexbile and efficient,Max-torque of actuators matches with connecting flange standard,stem diameter and install height are all international standard,The connecting flange adpats to ISO 5211,makes it easy working with valves, Protection garde can be IP66 IP67,IP68 and immersion mode according to customers requriements.