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| Customization: | Available |
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| After-sales Service: | Online Technical Support |
| Warranty: | 3years |
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MODEL | DSMS-31 | DSMS-44B |
Door weight | 30-100kgs/leaf | 20-80kgs/leaf |
Door width | 1200-1600mm | 700-1200mm |
Closing drive system | spiral spring type | |
Controlling system | Fluid friction resistance operations | |
Durability | More than 1 million open/close operations | |
Spring thickness | 0.385mm | 0.385mm |
Rail length | 3100mm | 4400mm |
Always open function | yes | yes |




Professional manufacture | Excellent work team | Rich Technical Experience |
We have manufacturing bases of 34000m²with advanced equipment production lines | We have excellent management system and work team, R&D, production, QC. Shipping. sales teams and service | We have experienced technology department,.We are devoted to providing the best solution to our customers. |
High Quality | Global Market | One-stop service |
We have professional QC inspectors rigorously check every step of production | We work with customers over 100 countries in automatic door business | Demand-solution-recommend-contract-pur-chase-produce-shipping-service |

