Cast iron T-slot floor clamping rails are evenly disposed according to the fixed point of large equipment, and then join together as a whole ground rail platform. They are mainly used for the assembling, trial, welding and testing of large equipment. They can replace large cast iron surface plates, and save cost and space
These cast iron floor clamping rails are widely used for heavy equipment assembly, machine building, welding fabrication, trial assembly, inspection, and testing. They are a strong fit for industries such as machinery manufacturing, shipbuilding, railways, wind power, motor and engine production, and other large-component processing sectors.
| Material | HT200–300 |
| Specification | Length: 1500–4000 mm or Customizable |
| Surface Type | T-Slots |
| Working Surface Hardness | HB160–240 |
| Surface Treatment | Machining |
| Foundry Process | Resin Sand Casting |
| Painting | Primer + Finish Painting |
| Surface Coating | Pickling Oil + Plastic Film or Anti-Corrosion Paint |
| Working Temperature | (20 ± 5) ℃ |
| Precision Grade | Grade 2–3 |
| Packaging | Plywood Box |
Our Cast Iron T-Slotted Floor Clamping Rails are designed for heavy-duty industrial environments where stability, precision, and flexibility are essential. The rails are installed and aligned on the floor, then fixed in place to create a robust working surface with multiple clamping points. Each rail can be arranged to suit the size of the workshop and the layout of the workpiece, making it ideal for custom assembly lines, large machine bases, and fabrication projects.
Made from high-quality cast iron and processed with controlled machining, these floor guide rails help maintain accurate positioning during assembly and welding operations. Their modular structure makes them especially suitable for customers who need a durable workholding foundation without investing in a full oversized plate.
· Heavy-duty cast iron construction for stable load-bearing performance
· T-slotted working surface for flexible clamping and positioning
· Customizable rail length to match workshop layout and project size
· Machined surface for consistent accuracy and reliable alignment
· Stress-relieved castings to reduce distortion after machining
· Suitable for assembly, trial fitting, welding, and testing of large equipment
· Economical alternative to large cast iron surface plates
· Corrosion-protected packaging for safe shipping and storage.
Hanxin Measuring Tools Manufacturing (Cangzhou) Co., Ltd. is an ISO9001:2015 certified factory with an in-house quality control system that covers raw material inspection, production control, and finished-product checking. The company also highlights more than 45 years of experience since 1978, together with complete in-house design and manufacturing capabilities, which makes it well positioned to support custom industrial measuring and fixture solutions.
Q1: What is a Cast Iron T-Slotted Floor Clamping Rail used for?
It is used to create a stable clamping and positioning base for large workpieces during assembly, welding, trial fitting, and testing.
Q2: What is the main advantage of floor clamping rails?
They provide a cost-effective alternative to a full-size surface plate while saving floor space and allowing flexible rail layout.
Q3: Can the size be customized?
Yes. Rail length and layout can be customized according to the customer’s workshop and application requirements.
Q4: What makes your rails suitable for export projects?
They are produced under controlled quality procedures, with machining accuracy, protective coating, and plywood box packing for safe delivery.
Looking for a reliable Cast Iron T-slot Floor Guide Rail supplier? Contact Hanxin for custom sizes, technical support, and factory-direct quotation.
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