High Strength Zinc Alloy Model BL SERIES

The THK Link Ball High Strength Zinc Alloy Model BL SERIES represents a significant advancement in linear motion technology, engineered to deliver exceptional performance in demanding industrial environments. This series features robust link balls constructed from high-strength zinc alloy, providing superior durability and resistance to wear, corrosion, and impact. Each component is precision-machined to ensure smooth, reliable motion with minimal friction, enhancing operational efficiency and extending service life. The design incorporates advanced sealing mechanisms to protect against contaminants such as dust, debris, and moisture, making it ideal for harsh operating conditions.

Key technical features include high load capacity, achieved through optimized ball circulation and raceway geometry, which distributes stress evenly and reduces the risk of premature failure. The BL SERIES also offers low noise and vibration levels, contributing to a quieter and more stable working environment. Its compact and lightweight design allows for easy integration into existing systems without compromising on strength or performance. Additionally, the series supports high-speed operations, maintaining accuracy and repeatability even under rapid movement cycles.

Performance advantages of the BL SERIES are evident in its ability to enhance machine productivity and reduce maintenance requirements. The high-strength zinc alloy construction ensures long-term reliability, minimizing downtime and associated costs. With low friction coefficients, these components contribute to energy efficiency, lowering overall power consumption. Their precision engineering guarantees consistent motion control, critical for applications requiring tight tolerances and high positional accuracy.

Typical applications span across various sectors, including industrial machinery, where the BL SERIES is utilized in automation systems, CNC machines, and material handling equipment for precise linear guidance. In automotive systems, it supports assembly line robots, testing apparatus, and suspension components, where durability and precision are paramount. For precision equipment, such as medical devices, semiconductor manufacturing tools, and optical instruments, the series provides the stability and accuracy necessary for sensitive operations. By integrating the THK Link Ball BL SERIES, industries can achieve improved performance, reliability, and efficiency in their linear motion applications.

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Model No. Outer dimensions Applied static load
CS
Yield-point strength
Pk
Length
L
Diameter
D
Height
M
M2
mm mm mm mm N N
BL 12BD Link Ball
64.5
29
59.7
19
26700
16400
BL 14D Link Ball
74
34
68.4
21.5
36400
19800
BL 14BD Link Ball
74
34
74.4
21.5
36400
19800
BL 16D Link Ball
83
38
74
23.5
36400
26900
BL 16BD Link Ball
83
38
80
23.5
36400
26900
BL 6D Link Ball
38
16
32.6
11
9900
3920
BL 8D Link Ball
45.5
19
38.6
14
12500
6570
BL 10D Link Ball
55.5
25
46.3
17
18300
11300
BL 10BD Link Ball
55.5
25
52.3
17
18300
11300
BL 12D Link Ball
64.5
29
52.7
19
26700
16400