One-step fiber cleavage doesnot cut all types of fiber. Their applicability depends mainly on the material, structure and diameter of the fibers. The specific analysis is as follows:
I. Types of Optical Fibers that Can Be Cuttered
* **Quartz Fiber (Mainstream Communications Fiber)**
Includes single-mode fiber (9μm core diameter) and multimode fiber (50μm or 62.5μm core diameter). This is one of the most common types of optical communication. One-step splitters can be cut with high precision by adjusting blade position and fixtures to ensure that end plane flatness meets fusion splicing requirements (e.g. Frost & Sulphur S12 cut angles ≤ 0.6 °, FC-6S + cut angles ≤ 0.5°).
* **Drop Cable (Butterfly Cable)** The sling coat is soft and contains two parallel fibers. One-step decoderssuch as C09 and KL-33F use specialized fixtures to hold cables in place and cut through the internal fibers directly, avoiding the cumbersome process of manually sheathing them.
Pigtail and Patch Cords
Pigtail and patch cords are usually mononuclear or double-nucleated. One-step splitters (such as the iT-9230 and the FC-6S +) can be fixed and cut with a triple-core or double-core clamp without the need for a replacement clamp.
Some Specialty Optical Fibers
For example, bendinginsensitive fiber (such as flexible fiber) has a coating and structure similar to that of ordinary fiber. A one-step splitter can be cut by adjusting parameters such as blade height. However, it is important to note that some special fibres,such as plastic fibres, may require special blades due to material.
ii. Type of fibre that is difficult to cut or requires special treatment
Plastic Fiber Optics (POF)
The core material of plastic fiber is polyethylene methacrylate (PMMA) or fluorinated polymers, which are much harder than silica optical fiber. The blade of a common single-stage splitter may not be effective in cutting plastic fiber or may lead to end-face chipping. Special plastic fibre-optic cutters,such as those with heating functions, or manual cutting tools are required.
Large Diameter Fiber (e.g., multi-core fibers)
Multi core fibers (e.g. 7 cores, 19 cores) may have a coating diameter of more than 250 microns, exceeding the clamping range of some step decomposers (e.g. 0.25mm and 0.9mm for FC 6S + support). Special cutting machines or adjustable clamping device must be selected to support large diameter fibers.
Ribbon fibers
Ribbon fibers consists of multiple parallel fibers (e.g., 4, 8, 12 cores), and a ribbon fiber cutter is used for overall cutting. Some one-step splitters, such as the Frost & Sulphur S12, can cut ribbon fibers by changing the clamping device, but standard models may not support this.
Irregular-shaped fiber
For example, polarized optical fibers require to maintain the relative positions of stress rods and cores, and therefore a dedicated clamping device need to be installed during cutting; the stomatal structure of photonic crystal fiber may cause an end collapse during cutting, requiring low-pressure cutting or reprocessing.
Apr 01, 2026
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Can A One-step Fiber Optic Cleaver Cut All Types Of Optical Fibers?
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