What Is TBR Linear Guide Rail?

TBR Linear Guide Rail is a supported round shaft linear motion system. It combines a hardened steel shaft with an aluminum support base, helping reduce bending compared with unsupported round shafts.
Compared with profile linear guideways, TBR rails are more economical and easier to install in many medium-load machines. They are often selected for CNC routers, woodworking machines, laser equipment and general automation systems where smooth movement and practical cost control are both important.
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Main Features
Designed for practical industrial use, TBR rails provide a balance between stable support, simple mounting and economical linear motion.
The aluminum base supports the shaft along its length and helps reduce deflection during travel.
Supported Round Shaft
The wider block structure offers convenient mounting for machine builders and equipment manufacturers.
Flanged TBR Block
DLY can supply cut-to-length rails and matched blocks according to drawings or machine stroke requirements.
Custom Length Supply
Ask for TBR20/TBR25/TBR30 Price
Product Parameters

TBR Model
|
Model |
Wide |
High |
Height of optical axis center |
Thickness |
|
TBR20 |
55 |
19.64 |
29.01 |
8 |
|
TBR25 |
65 |
20 |
31.97 |
10 |
|
TBR30 |
75 |
22.28 |
36.52 |
12 |
Type of screw used in aluminum holder
|
Aluminum model |
Screw type |
|
12,13 |
M4 0.7*16 |
|
16 |
M5 0.8*18 |
|
20 |
M6 1.0*20 |
|
25 |
M6 1.0*22 |
|
30 |
M6 1.0*25 |
|
40 |
M8 1.25*30 |
|
50 |
M10 1.5*45 |
Custom TBR Rail Length Service
Product Details
TB type support rail standard length and maximum length
|
Model Type |
TB16 |
TB20 |
TB25 |
TB30 |
|
standard length L |
190 |
340 |
250 |
450 |
|
340 |
640 |
450 |
850 |
|
|
640 |
940 |
850 |
1250 |
|
|
940 |
1240 |
1250 |
1450 |
|
|
N |
20 |
20 |
25 |
25 |
|
P |
150 |
150 |
200 |
200 |
|
Maximum length |
6000 |
6000 |
6000 |
6000 |
More than the maximum length can be docked please consult DLY in the form of drawings.
TBR vs SBR Linear Guide Rail
| Item | TBR Linear Guide Rail | SBR Linear Guide Rail |
|---|---|---|
| Slider Style | Flanged linear bearing block | Open square-type block |
| Mounting Surface | Wider and convenient for fixed mounting | More compact structure |
| Common Choice | When block mounting stability is important | When economical and compact structure is preferred |
| Application | CNC, woodworking, packaging, automation | General automation and light machinery |
Request TBR Rail Wholesale Quote
Custom Manufacturing & Bulk Supply
Rails can be cut according to your machine stroke or drawing requirements.
Custom Rail Length
DLY can supply complete TBR rail and block assemblies for easier purchasing.
Matched Rail + Block
Suitable for distributors and machine builders who need stable repeat supply.
Wholesale Support
Why Choose DLY?
Zhejiang DLY Automation Manufacturing Co., Ltd. has more than 20 years of experience in linear motion components. For overseas buyers, DLY can supply TBR rails together with linear shafts, SBR rails, linear bearings, shaft support blocks, ball screws and profile linear guideways from one source.
Stable production and competitive supply for regular models and bulk orders.
Factory Direct Supply
Reduce supplier matching problems by sourcing related linear motion parts together.
One-Stop Matching
Support for quotation, model confirmation, packaging and long-term cooperation.
Export Service
FAQ for TBR Linear Guide Rail
Q: What is a TBR Linear Guide Rail?
A: It is a supported round shaft linear guide system used for smooth and stable linear motion.
Q: What is TBR Linear Guide Rail used for?
A: It is commonly used in automation equipment, CNC machines, packaging machines and sliding systems.
Q: What is the difference between TBR and SBR Linear Guide Rail?
A: Both are supported round rail systems, but TBR usually has a different rail and block structure for specific installation needs.
Q: Can TBR Linear Guide Rail be customized in length?
A: Yes, DLY can cut TBR rails according to your required length or drawing.
Q: Can you supply TBR rails with matching blocks?
A: Yes, we can provide TBR rails together with matching linear bearing blocks.
Q: Is TBR Linear Guide Rail suitable for heavy loads?
A: It is suitable for light to medium-load applications.
Q: What material is used for TBR Linear Guide Rail?
A: It usually uses a hardened steel shaft with an aluminum support base.
Q: Can DLY help confirm the right TBR model?
A: Yes, you can send the model, size, drawing or application for confirmation.
Q: Do you accept wholesale orders?
A: Yes, DLY supports bulk orders for distributors, machine builders and industrial buyers.
Q: How are TBR Linear Guide Rails packed?
A: They are protected with anti-rust treatment and packed in cartons or wooden cases for export.
Q: Can I order samples before bulk purchase?
A: Yes, sample orders are available for quality checking and model confirmation.
Q: What related products can DLY supply?
A: DLY can supply linear shafts, SBR/TBR rails, linear bearings, ball screws and linear guideways.

Need TBR Linear Guide Rail Price or Catalog?
Send your model, rail length, quantity or machine application. DLY will help confirm the suitable TBR rail and block solution.
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