With more than 25 years of manufacturing excellence, Powertrans-tech is a leading manufacturer and exporter of premier Stainless Steel Flat Top Chains (Slat Top Chains) and conveyor components in China. Equipped with 20 sets of advanced injection machines, 20 sets of precision processing equipment, and world-class heat treatment lines, our conveyor products are successfully exported to over 65 countries and regions, including Europe, America, South America, Southeast Asia, the Middle East, and Africa.

Our facility operates under a strict policy of "Quality First, Service Superior". To ensure the absolute stability of our steel links and joint pins, our production plant is reinforced with industrial-grade heavy machinery, including:

  • Large Bell-Type Intelligent Annealing Furnace: Guarantees stable, uniform, and reliable annealing quality with optimized low energy consumption.
  • Mesh Belt Furnace: First-class domestic mesh belt furnace heat treatment production line for consistent hardness distribution.
  • Multipurpose Furnace: High-end Epson multipurpose furnaces providing precise and ultra-reliable heat treatment quality for all industrial chain components.

🏭 B2B Wholesale & Brand Cross-Reference Notice

We support direct factory wholesale layouts, customized engineering, and production according to customers’ samples or drawings (Minimum Order Quantity applies). Powertrans-tech maintains large stocks to guarantee prompt delivery and competitive factory-direct pricing. Our stainless steel slat chains are 100% dimensionally interchangeable with leading international brands including Rexnord, System Plast, Regina, and Magris. Please consult our engineering support team to receive volume-based wholesale quotes.


Complete Stainless Steel Slat Top Chain Product Matrix & Specifications

To perfectly match your automated conveyor layouts, our premium stainless steel flat top chains are engineered in strict compliance with global industrial standards (ISO 4348 and DIN 8153) and are categorized into two major motion types:

1. Sideflexing Stainless Steel Flat Top Chains (Radius & Curved Layouts)

Engineered to navigate smooth horizontal curves and multi-flexing corner tracks without product tipping, vibration, or pulsing. Essential for continuous layout integration in modern bottling, canning, and high-speed packaging facilities.

  • SS881 Bevel Series: Features standard beveled guide wings under the plate, ensuring positive mechanical retention within the curved conveyor corner tracks. Perfect for multi-tier cooling, proofing, and freezing conveyor layouts.
  • SS881M Magnetic Series: Specifically engineered with flat edges optimized for magnetic conveyor tracks. The magnetic force holds the chain perfectly flat without physical tabs or bevels, dramatically reducing friction coefficient, system noise, and wear.
  • SS881TAB Series: Equipped with precision-integrated TAB hold-down lugs. This positive mechanical locking mechanism ensures the chain remains securely seated in high-speed cornering, inclining, or declining conveyor segments.
  • SS8857M Heavy Duty Series: A thickened-plate variant of the magnetic retention chain, purpose-built to handle extreme working tension and high impact loads in heavy glass bottling and canning lines.

2. Straight Running Stainless Steel Flat Top Chains (Linear Transport)

Built for high-capacity linear transport lines demanding maximum surface flatness, uniform pitch tolerance, and long-distance conveying durability.

  • SS812 & SS815 Series (Standard Single Hinge): The globally recognized benchmark for straight-run slat conveyors. Provides an optimal balance of surface flatness and structural flexibility for unstable container transport.
  • SS8157 Series (Heavy Duty Single Hinge): Features a significantly increased plate thickness compared to standard 815 series. Engineered to withstand high shock loads and aggressive chemical washdowns in heavy industrial packaging lines.
  • SS512 & SS515 Series (Mini-Pitch 25.4mm): Specialized 1-inch short-pitch chains designed to facilitate smooth, ultra-tight dead-plate transfers between conveyor sections, preventing product stagnation or cosmetic damage.
  • SS802 & SS805 Series (Double Hinge Heavy Duty): Designed with a robust double-hinge structure that distributes high working tension evenly across joint pins. The definitive choice for extra-wide conveyor lines, heavy crate handling, and automotive assembly parts conveying.

Technical Parameter & Global Brand Interchangeability Matrix

Our Model Series Motion Type Hinge & Plate Type Standard Pitch Available Widths Brand Cross-Reference
SS881 Bevel Sideflexing Single Hinge / Beveled 38.1 mm (1.5″) 3.25″, 4.50″, 7.50″ Rexnord 881 Bevel / Regina 881 Flex
SS881M Sideflexing Single Hinge / Magnetic 38.1 mm (1.5″) 3.25″, 4.50″, 7.50″ Rexnord 881M / System Plast 881M
SS881TAB Sideflexing Single Hinge / With TAB 38.1 mm (1.5″) 3.25″, 4.50″, 7.50″ Rexnord 881 TAB / Regina 881 TAB
SS8857M Sideflexing Thickened Heavy Magnetic 38.1 mm (1.5″) 3.25″, 4.50″ Rexnord 8857M Heavy Duty
SS8157 Straight Run Thickened Heavy Single 38.1 mm (1.5″) 3.25″, 4.50″, 7.50″ Rexnord 8157 / System Plast 8157
SS812 / SS815 Straight Run Standard Single Hinge 38.1 mm (1.5″) 2.50″ to 7.50″ Rexnord 815 / Regina 815 / Magris 815
SS512 / SS515 Straight Run Mini-Pitch Single Link 25.4 mm (1.0″) 2.25″ to 4.50″ Rexnord 512 Series Short Pitch
SS802 / SS805 Straight Run Heavy-Duty Double Hinge 38.1 mm (1.5″) 7.50″, 10.00″, 12.00″ Rexnord 802 & 805 / Regina 805 Series

Critical Manufacturing Advantages & Quality Controls

  1. Ultra-Precision Surface Flatness: Our stainless steel top plates undergo automated surface grinding and polishing treatments, minimizing product friction coefficients. This eliminates the risk of “bottle-tipping” or glass scratching on high-speed filling lines.
  2. Hardened Pin & Hinge Geometry: Joint pins undergo continuous-induction hardening via our specialized mesh belt furnaces to perfectly match the cold-drawn tolerances of the chain links. This reduces initial chain elongation and wear-in stretching.
  3. Optimal Fatigue Strength: Thanks to our Epson multipurpose furnace and premium progressive-die stamping, every single link delivers uniform metal grain flow, yielding high fatigue limits capable of tolerancing continuous cyclic tension.
  4. Hygienic Edge Treatment: All conveyor chain plates feature deburred, radiused edges and an open hinge architecture. This prevents debris build-up and allows easy CIP (Clean-in-Place) sanitation, fully complying with global food safety standards.

For custom conveyor widths, specialized plastic/rubber flight attachments, matching driving sprockets, or specific material certification sheets (MTRs), please contact our engineering support department with your technical RFQ. Sincerely hope to set up long-term business relations with friends throughout the world on the basis of mutual benefits!

Flat Top Conveyor Chains

Flat top chains, also called flat top chainplates, slat top chains, and tabletop chainplates, are efficient chains plates used in the glass industry, food industry, wine, and other industries for conveying. The flat-top chains can be made of carbon steel, stainless steel, or galvanized steel for high tensile strength and bearing load. Compared with a flat weave belt, it supplies a flat and smooth surface for high-performance conveying. We can provide you with different specs and materials for all kinds of flat-top chains. We can customize the flat top chains according to your equipment and requirements.

The standard flat top chain is not bent and is suitable for linear conveyors. However, in some workshops, the space is limited so that the conveyor line will be made into L-shape, U-shape, or rectangle. Therefore, the machine needs to be adjusted to make its conveying smooth. Here, we can supply standard flat and side bend flat top chains.

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Type of Flat-top Chain

(1) Straight Flat-top Chain

Straight chain flat-top chains provide high carrying capacity and smooth surfaces in straight-flat-top chain conveyors. It is composed of several regular rectangular chainplates and high pins.

(2) Side Flex Flat-top Chain

  • Flat edge chain plates. It is combine with flat edge chain plates and hinge pins. Flat edge chain plates can complete side flex conveying through increase the clearance between high pins. In this way, the neighbor chain plate can permit a certain turning angle to achieve smooth side flex conveying. Flat edge chain plate can not only ensure the smooth and steady side flex conveying, but also the normal conveying for straight running.
  • Bevel edge chain plates. The chain plates are made of chain plates with symmetrical bevel edge. The bevel edge can eliminate the interference during side flexing conveying and ensure smooth and high efficient conveying. Additional, there has no any gap when it is used in the flex position. The angle of bevel plate and the pin clearance decide the turning radius.
Straight-Running-Flat-Top-Chain Side-flex-Flat-Top-Chain Flat-Edge-Flat-Top-Chain Bevel-Edge-Flat-Top-Chain
Straight Running Flat Top Chain Side-flex Flat Top Chain Flat Edge Flat Top Chain Bevel Edge Flat Top Chain

Application of Flat-top Chain

  • Food processing.
  • Wire industry.
  • Quick-frozen products.
  • Pharmaceutical packing.
  • Food industry.
  • Cheese production.
  • Soft drinks industry.
  • Beer production.
  • Breweries.
  • Incline conveying.
  • Glass bottling filling.
  • Canning.

Sprockets and Idler Wheels for Flat Top Chains

Sprockets and idler wheels for flat-top chains are available in single-piece and split versions for the entire range. In addition, we also manufacture sprockets and idler wheels made from plastic PA6, cast iron, or steel ST52, depending on the application. Split plastic sprockets are the most commonly used version. The flat top chain used determines the sprocket design. Drive sprockets have a keyway for positive-locking power transmission, whereas idler wheels do not have a keyway. Alternatively, a deflection roller may be used instead of an idler wheel. The advantage of split sprockets is that technicians do not have to remove the sprocket from the shaft to carry out maintenance work. The sprocket is split for removal, and no other components are affected.

As a professional transmission parts manufacturer and supplier in China, Power-transtech offers a variety of high-quality drive chains and sprockets for sale. Contact now!

flat chain sprocket and idler wheel flat chain sprocket and idler wheel flat chain sprocket and idler wheel

Flat top Conveyor Chain Manufacturers

We are specialized in producing agricultural roller chain, flat top chain,steel flat top conveyor chain, caterpillar track chain, hollow pin chain, conveyor chain for beer filling and packing line, paver chain, attachment sidebar escalator chain, bucket elevator chain (cement mill chain), forging scraper chain, loading chain for automobile industry, loading chain for metallurgical industry, conveyor chain for mine machinery, trencher chain, sugar mill chain, double flex chain, etc. Welcome calls and emails to inquiries!