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NanJing TranzBrillix Linear Motion Co., Ltd.
2 Years
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| Brand Name : | TranzBrillix |
| Model Number : | RGH25CA |
| Certification : | DE1924083895474 |
| Price : | 23-30 USD |
| Payment Terms : | T/T,L/C,D/A,D/P,Western Union |
| Supply Ability : | 10000 pcs / per month |
| Delivery Time : | 1-7 work days |
RGH25CA is a 25 size CA roller type linear guide block designed for CNC machines and other systems that require higher rigidity under load. Compared with ball type blocks, the roller structure provides line contact, which helps improve stiffness and running stability in demanding motion applications. This model is typically used where load capacity, mounting stability, and consistent motion are important. For replacement or new selection, rail series, mounting dimensions, preload grade, and accuracy grade should be confirmed before ordering.
To support accurate model selection, the code of RGH25CA can be understood as follows:
Common option suffixes:
| Item | Specification |
|---|---|
| Model | RGH25CA |
| Series | RG roller type linear guide |
| Block Type | High square type |
| Load Type | Heavy load |
| Mounting Type | Top mounting |
| Assembly Height (H) | 40 mm |
| Block Length (L) | 97.9 mm |
| Block Width (W) | 48 mm |
| Rail Width (WR) | 23 mm |
| Rail Height (HR) | 23.6 mm |
| Block Mounting Thread | M6 × 8 |
| Rail Mounting Bolt | M6 × 20 |
| Rail Hole Pitch (P) | 30 mm |
| Distance to Rail End (E) | 20 mm |
| Dynamic Load Rating (C) | 27.7 kN |
| Static Load Rating (C0) | 57.1 kN |
| Static Rated Moment (MR/MP/MY) | 0.758 / 0.605 / 0.605 kN·m |
| Block Weight | 0.61 kg |
| Rail Weight | 3.08 kg/m |
Photo Reference: The images above show the actual block structure, machining details, and surface finish of the RG series. For replacement or interchange, key dimensions and technical conditions should be confirmed before order.
RGH25CA can be used as a cross-reference model for selected 25 size roller guide blocks with similar mounting dimensions and block configuration. For replacement projects, rail series, block type, mounting dimensions, preload grade, and accuracy grade should be checked against the original assembly before ordering.
| TranzBrillix | HIWIN (TAIWAN of China) | THK (Japan) | PMI (TAIWAN of China) | Rexroth (Germany) | TBI (TAIWAN of China) | CPC (TAIWAN of China) | CSK (TAIWAN of China) | INA (Germany) | NSK (Japan) | IKO (Japan) |
| RGH25CA | RGH25CA | SRG25CA | MSR25E | R1821222X | TRH25FE | ARR25MN | LMR25H | RUE25-E | RA25AN | LRX25 |
HIWIN RG series includes both interchangeable and non-interchangeable types. In HIWIN’s interchangeable type, blocks and rails can be freely exchanged within the same size and precision class. Cross-brand replacement should still be verified case by case based on dimensions and technical conditions.
Q1: What are the main advantages of RGH25CA compared with ball-type linear guide blocks?
A: The main difference is the rolling element. RGH25CA uses cylindrical rollers instead of steel balls, which creates line contact rather than point contact. This structure provides higher rigidity and higher load capacity, while reducing elastic deformation under load. In CNC and automation applications, it helps maintain more stable linear motion under demanding working conditions.
Q2: Can RGH25CA be used as a replacement for other 25 size roller guide blocks?
A: RGH25CA can be considered as a cross-reference option for selected 25 size roller guide blocks with similar mounting dimensions and block configuration. Final replacement suitability should be confirmed against the original rail series, mounting dimensions, preload grade, and accuracy grade before ordering. In the HIWIN RG series, interchangeable type blocks and rails can be freely exchanged within the same size and precision class, but cross-brand replacement should still be checked case by case.
Q3: How does RGH25CA support stable performance in heavy-load machining applications?
A: RGH25CA supports stable operation through its roller contact design, available preload options, and suitable accuracy grades. The RG series offers Z0, ZA, and ZB preload classes, with ZB used for applications that require very high rigidity under vibration and impact conditions. Standard protection includes end seals and a bottom seal, and additional sealing options such as double seals and scrapers can be selected for harsher working environments
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