KGG provide customized Rolled Ball Screws with flexible design and short delivery time. Customers can choose suitable products according to their actual situation.
Table of Shaft dia. and Lead combination for Rolled Ball Screw | ||||||||||||||||
Lead (mm) | ||||||||||||||||
0.5 | 1 | 1.5 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 15 | 20 | 30 | ||
Shaft dia (mm) | 4 | ● | ● | |||||||||||||
5 | ● | |||||||||||||||
6 | ● | ● | ● | ● | ||||||||||||
8 | ● | ● | ● | ● | ● | ● | ● | |||||||||
10 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||
12 | ● | ● | ||||||||||||||
13 | ● | ● | ● | |||||||||||||
14 | ● | ● | ||||||||||||||
15 | ● | ● | ● | |||||||||||||
16 |
GSR series have three precision grades: JISC5/Ct7/Ct10. The axial clearance is provided according to the accuracy level: 0.005mm/0.02mm/0.05mm.
GSR series’s screw material S55C, nut material SCM415H and surface hardness of ball screw part is above HRC58.
BBS series have three precision grades: JISC5/Ct7/Ct10. The axial clearance is provided according to the accuracy level: 0.005mm/0.02mm/0.05mm.
BBS series’s screw material SUS440C, nut material SUS440 and surface hardness of ball screw part is above HRC55.
BSD series have two precision grades: JISC5/Ct7. The axial clearance is provided according to the accuracy level: 0.005mm/0.02mm. BSD series’s screw material SCM415, nut material SCM415 and surface hardness of ball screw part is above HRC58.
GT series have two precision grades: JISC5/Ct7. The axial clearance is provided according to the accuracy level: 0.005mm/0.02mm. GT series’s screw material S55C, nut material SCM415H and surface hardness of ball screw part is above HRC58.
Accuracy grade of TXR series(standard stock of sleeve type single nut ball screw)are based on C5、Ct7 and Ct10(JIS B 1192-3). According to accuracy grade, Axial play 0.005 (Preload :C5), 0.02(Ct7) and 0.05mm or less(Ct10) are in stock. TXR series (Standard stock of Sleeve type single nut ball screw) of screw shaft screw material S55C (induction hardening), nut material SCM415H (carburizing and hardening), the surface hardness of the ball screw part is HRC58 or higher.
Accuracy grade of GLR series (standard stock of single nut ball screw with metric thread) are based on C5、Ct7 and Ct10 (JIS B 1192-3). According to accuracy grade, axial play 0.005 (Preload :C5), 0.02 (Ct7) and 0.05mm or less (Ct10) are in stock. GLR series (Standard stock of Single nut ball screw with metric thread) of screw shaft screw material S55C (induction hardening), nut material SCM415H (carburizing and hardening), the surface hardness of the ball screw part is HRC58 or higher.
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