ABOUT US
MADE IN CHINA WITH EUROPEAN QUALITY
Demai Transmission Machinery Co., Ltd., founded in 2012, is a high-tech enterprise specializing in R&D, production, sales and foreign trade of linear transmission equipment.
Since our company set up, we have been committed tothe R&D, domestic and overseas sales of screw jacks and bevel gearbox, our company main products have KFT series machine screw jack, DMT series worm gear screw jack, KFB/DMB series high precision ball screw jack......
Since our company set up, we have been committed tothe R&D, domestic and overseas sales of screw jacks and bevel gearbox, our company main products have KFT series machine screw jack, DMT series worm gear screw jack, KFB/DMB series high precision ball screw jack, T series bevel gearbox, HX series bevel gearbox, non-standard screw jack, non-standard bevel gearbox and other non-standard linear actuator’design and development.
Since our company set up, we have been committed tothe R&D, domestic and overseas sales of screw jacks and bevel gearbox, our company main products have KFT series machine screw jack, DMT series worm gear screw jack, KFB/DMB series high precision ball screw jack, T series bevel gearbox, HX series bevel gearbox, non-standard screw jack, non-standard bevel gearbox and other non-standard linear actuator’design and development.
PRODUCTS
MADE IN CHINA WITH EUROPEAN QUALITY

NEWS
NEW INFORMATION
How Lead Screw Pitch Affects Screw Jack Performance
It is the single most consequential parameter shaping the behavior of a screw jack, dictating a cascade of performance trade-offs across speed, force, precision, and longevity.
Common Faults of Screw Jacks and Their Solutions
Screw jacks are widely used in industrial lifting, positioning, and pressing applications due to their high load capacity, compact structure, and self-locking capability.
Input Speed Requirements for Screw Jacks
The input speed of a screw jack lift is not merely a number on a specification sheet — it is the lifeblood of the entire system. Exceed it, and you invite catastrophic failure: overheating, lubrication breakdown, and even gear seizure.
How Lead Screw Pitch Affects Screw Jack Performance
It is the single most consequential parameter shaping the behavior of a screw jack, dictating a cascade of performance trade-offs across speed, force, precision, and longevity.
Common Faults of Screw Jacks and Their Solutions
Screw jacks are widely used in industrial lifting, positioning, and pressing applications due to their high load capacity, compact structure, and self-locking capability.
Input Speed Requirements for Screw Jacks
The input speed of a screw jack lift is not merely a number on a specification sheet — it is the lifeblood of the entire system. Exceed it, and you invite catastrophic failure: overheating, lubrication breakdown, and even gear seizure.