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Drag chain, heavy-duty plastic drag chain

The TLZ-type extra-long heavy-duty drag chain features side plates made of glass-fiber-reinforced nylon, with an aluminum alloy rod running through the center for added support, and metal connectors. It boasts exceptional durability, heavy-load capacity, wear resistance, high- and low-temperature tolerance, and corrosion resistance. Resembling a tank track in appearance, it is composed of numerous modular links that rotate smoothly relative to one another. Within the same drag-chain series, the internal height, external height, and pitch remain consistent, while the internal height and bending radius R can be customized. Each modular link consists of left and right side plates as well as upper and lower cover plates. The nylon plastic drag chain can be opened at each link, making assembly and disassembly quick and easy—there’s no need to thread cables through the chain; simply open the cover plate to insert cables, hydraulic hoses, pneumatic lines, and other components directly into the chain. Partition inserts are available upon request to divide the internal space according to specific requirements.

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Product Introduction

The TLZ-type extra-long heavy-duty drag chain features side plates made of glass-fiber-reinforced nylon, with an aluminum alloy rod running through the center for added support, and metal connectors. It boasts exceptional durability, heavy-load capacity, wear resistance, temperature resistance (both high and low), and corrosion resistance. Resembling a tank track in appearance, it is composed of numerous modular links that rotate smoothly relative to one another. Within the same drag-chain series, the internal height, external height, and pitch are consistent; however, the internal height and bending radius R can be customized. Each modular link consists of left and right side plates as well as upper and lower cover plates. The nylon plastic drag chain allows each link to be opened, making assembly and disassembly quick and easy—there’s no need to thread cables through the chain. Simply open the cover plate to insert cables, hydraulic hoses, pneumatic lines, and other components directly into the chain. Separation inserts are available upon request to divide the internal space of the chain according to specific requirements.

Product Features

Reasonably structured, sturdy, and durable

Equipped with metal connectors

High and low temperature resistance, friction resistance, corrosion resistance, and gliding applications.

For use in extra-long and extra-wide application environments

Exquisitely designed

Product Advantages

● Extra-long, heavy-duty drag chains are made from higher-quality materials and have greater wall thickness than standard plastic drag chains. They are equipped with metal connectors and can be custom-made in widths to meet specific customer requirements. These chains are ideal for machine tools with numerous cables or for applications requiring exceptionally long or wide configurations.

● It simultaneously boasts excellent wear resistance, high- and low-temperature resistance, and corrosion resistance, resulting in a longer service life. The elegant design of the central yellow shaft—available in custom colors for large orders—enhances the aesthetic appeal and overall sophistication of the cable carrier itself.

● While enhancing the machine tool’s functional value, it also improves its overall aesthetic appeal.

Applicable Scenarios

For locations with numerous cables

Higher speed or acceleration

Significant wear or corrosion and load-bearing requirements

Inappropriate for the occasion

For venues with exceptionally high speed requirements

Locations with temperatures below -40°C and above 130°C

Selection and Ordering Example

Drag chain specifications	Inner height (mm)	Optional inner width (mm)	Optional bending radius	Pitch	Type
TLZ070 Series	40	80–400	75.100.130.180.230	70	Bridge-type
TLZ080 Series	47	80–400	150.200.250.280.400	80
TLZ100 Series	70.5	100–600	200.250.300.350.400.500	100
TLZ150 Series	111	200–800	200.300.400.500.600	150

How to Identify the Quality of Plastic Drag Chains

	Good drag chain	Poor cable carrier

At a glance	View the overall effect of the drag chain. The cable carrier boasts a refined appearance and meticulous workmanship, with high-quality materials, a smooth and even finish, and an overall excellent aesthetic. It also exhibits minimal deformation.	View the overall effect of the drag chain. Poor-quality drag chains have a rough, poorly finished appearance, uneven coloration, and an unappealing visual effect, with significant deformation.
Second touch	Touch the surface, edges, and inner walls of the drag chain with your hand. The drag chain has a smooth surface with no prickly feel; it rotates flexibly and conveniently with minimal friction.	Touch the surface, edges, and inner walls of the drag chain with your hand. A poor-quality drag chain has a rough, uneven surface that feels prickly to the touch; it also feels heavy and cumbersome when rotating, with significant friction.
Three Smells	Smell the odor; listen for the sound produced when tapping the drag chain in areas with higher hardness. A properly hammered drag chain produces a relatively low, muffled sound and feels solid and heavy; it also has no noticeable odor.	Smell the odor; listen for the sound produced when tapping the drag chain in areas with higher hardness. When you tap a substandard drag chain, the sound is crisp and clear, with a hollow, lightweight feel; the odor is strong and pungent.
Four rubs	Use external force to vigorously rub the surface of the plastic drag chain. It is relatively labor-intensive to roll up the drag chain, and the resulting debris is fine and powdery. Cut open the product to examine the cross-section of the drag chain.	Use external force to vigorously rub the surface of the plastic drag chain. Poor-quality drag chains tend to develop pitting, with debris appearing in granular form; cut open the product to examine the drag chain’s cross-section.
Five cuts	Cut open the product to examine the cross-section of the energy chain. A well-made drag chain exhibits a neat, uniform cross-section with no obvious delamination.	Cut open the product to examine the cross-section of the energy chain. A poorly made drag chain will exhibit distinct layers and clearly visible striations in its cross-section.
Six Considerations	Evaluate the product's cost-effectiveness. High-quality drag chains are relatively expensive, have a long service life, can handle heavy loads, and offer excellent wear resistance.	Evaluate the product's cost-effectiveness. Poor-quality drag chains are inexpensive, have a shorter service life, can handle only light loads, exhibit poor wear resistance, and require more frequent replacement.

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