# 3-ply company > 3-ply company is a B2B supplier specializing in multi-layer clad metal discs and finished cookware for global cookware manufacturers. It offers a wide range of clad materials including tri-ply (304/316/321/Ti + aluminum + 430), copper-clad, titanium, and five-ply stainless steel discs, as well as finished pots, pans, and cookware sets. The company also provides cookware accessories like detachable handles and rivets, and industrial machinery for polishing, sanding, and edge processing. Its technical blog covers deep drawing, thickness selection, and surface treatments for clad cookware manufacturing. The site targets cookware factories and brands; material thickness, layer combinations, and induction compatibility are critical details. Many product pages describe material properties, cost considerations, and manufacturing processes rather than just features. ## Multi-Layer Clad Material Discs - [Two-Layer Stainless Steel Disc (AL+430)](https://www.3-ply.com/products/AL430.html): Explains the two-layer disc of 430 stainless steel and 1060 aluminum, its induction compatibility, cost parity with tri-ply, and suitability for coated aluminum cookware. - [Two-Layer Stainless Steel Disc (304+Aluminium)](https://www.3-ply.com/products/304Aluminium.html): Describes a gas-stove-only disc with a food-safe 304 stainless steel inner layer and 1060 aluminum heat-conducting outer layer. - [Tri-Ply Stainless Steel Disc (304+AL+430)](https://www.3-ply.com/products/3-Ply-Steel.html): Details the standard cost-effective tri-ply disc with 304 inner, aluminum core, and 430 outer, including common thickness ratios and deep-drawing performance. - [316 Tri-Ply Stainless Steel Disc (316+AL+430)](https://www.3-ply.com/products/316AL430.html): Upgraded tri-ply disc with a 316 stainless steel food-contact layer for improved corrosion resistance and premium cookware positioning. - [321 Tri-Ply Stainless Steel Disc (321+AL+430)](https://www.3-ply.com/products/321AL430.html): Features a titanium-stabilized 321 inner layer for enhanced durability and health appeal, suitable for high-value kitchenware. - [Copper-Clad Stainless Steel Disc (304+AL+Copper)](https://www.3-ply.com/products/304ALCopper.html): Luxury disc with an exterior copper layer for visual appeal and premium market positioning, noting higher weight and raw material cost. - [Tri-Ply Titanium Composite Material (Ti+AL+430)](https://www.3-ply.com/products/TiAL430.html): Premium titanium inner layer disc with corrosion resistance, advised for thicker applications and surface treatments like etching or nitriding to reduce sticking. - [Four-Ply Stainless Steel with Copper Layer (304+AL+430+Cu)](https://www.3-ply.com/products/304AL430Cu.html): Adds a 0.3–0.5mm copper exterior to tri-ply for a luxurious look, with guidance on induction compatibility and oxidation care. - [Four-Ply Copper Stainless Steel (304+AL+Cu+430)](https://www.3-ply.com/products/304ALCu430.html): Conceals a copper layer inside a four-ply structure with decorative waistline exposure, providing faster heat response and a premium hand feel. - [Five-Ply Stainless Steel Cookware Material (304+3003+1060+3003+430)](https://www.3-ply.com/products/304300310603003430.html): Describes a five-ply material with a hardness-improving 3003 aluminum layer, total thickness ≥2.5 mm, reduced hot spots, and suitability for premium cookware. ## Finished Cookware Sets & Pots - [316 3-Ply Apple Pot](https://www.3-ply.com/products/Apple-Pot.html): Describes the 316 tri-ply stainless steel apple-shaped pot with cast stainless steel handles, optional steamer insert, and 2.5 mm thickness. - [Ti Frying Pan](https://www.3-ply.com/products/Ti-Frying-Pan.html): Details an iron-aluminum-titanium composite frying pan with 2.0 mm body, double-sided high-temperature nitriding, and universal cooktop compatibility. - [Titan Cookware Set](https://www.3-ply.com/products/Titan-Cookware-Set.html): Showcases a 3.0 mm tri-ply stainless steel cookware set with cylindrical handles, spot-welded accessories, and a professional heavy-duty design. - [Vertical Stripes Pot Set](https://www.3-ply.com/products/Vertical-Stripes-Pot-Set.html): Presents a 2.5 mm tri-ply vertical-knurled design cookware set with stainless steel handles and glass lids for even heat distribution. - [Brown Accessory Frying and Stockpot Set](https://www.3-ply.com/products/Brown-Accessory-Frying-and-Stockpot-Set.html): Features tri-ply cookware with silicone-painted brown handles and knob, etched interior patterns, and brown titanium exterior paint. - [Slanted-Side Soup Pot](https://www.3-ply.com/products/Slanted-Side-Soup-Pot.html): Describes a 2 mm tri-ply stainless steel soup pot with an outward-slanted body, polished exterior, satin interior, and glass lid. - [Straight-Sided Soup Pot and Milk Pot](https://www.3-ply.com/products/Straight-sided-soup-pot-and-milk-pot.html): Details a 2.2 mm tri-ply straight-sided pot set with 201 stainless steel handles, lid knob, side ears, and tea-tinted glass lids. ## Cookware Accessories & Components - [Aluminum Rivet with Stainless Steel Head Cap](https://www.3-ply.com/products/Aluminum-rivet-with-stainless-steel-head-cap.html): Presents a rivet with an aluminum body and 304 stainless steel head cap for food-safe, leak-resistant handle assembly, featuring a pointed foot for easy installation. - [Detachable Pot Handle](https://www.3-ply.com/products/Detachable-pot-handle.html): Describes a bakelite handle with fire-resistant silicone coating, double safety lock, customizable colors, and a warning against open-flame cooking while attached. - [Pot Ears04](https://www.3-ply.com/products/Pot-Ears04.html): Displays a stainless steel pot ear bracket model with specific dimensions and welding points for side-mounting on cookware. - [Pot Knobs003](https://www.3-ply.com/products/Pot-Knobs003.html): Shows a stainless steel lid knob design with mounting details and surface finish options for cookware lids. - [Pot Handle002](https://www.3-ply.com/products/Pot-Handle002.html): Features a long stainless steel handle for frying pans, including dimensional specifications and a polished or brushed surface. ## Industrial Polishing & Sanding Equipment - [Double Heads Horizontal Auto Inside(Outside)Sanding Machine](https://www.3-ply.com/products/Double-Heads-Horizontal-Auto-InsideOutsideSanding-Machine.html): Describes an automatic sanding machine for metalware interiors and exteriors with dual stations for rough and fine sanding, PLC control, and NC programming. - [CNC Double Head Outer Polishing Machine](https://www.3-ply.com/products/CNC-Double-Head-Outer-Polishing-Machine.html): Details a CNC outer polishing machine with dual workstations, automatic waxing, and high-speed field bus control for mass production of soup pans and frying pans. - [Two Station CNC Rolling and Edge Pressing Machine](https://www.3-ply.com/products/Two-Station-CNC-Rolling-and-EDge-Pressing-Machine.html): Explains a CNC machine for rounding, bending, and pressing the edges of multi-layer composite cookware to seal the rim and prevent moisture ingress. - [Hole Puncher and Auto Feeding Riveting Machine](https://www.3-ply.com/products/Hole-Puncher-and-Auto-Feeding-Riveting-Machine.html): Describes a machine that automatically punches holes and feeds rivets for efficient cookware handle assembly. ## Technical Guides for Clad Cookware Manufacturing - [3-Ply Clad Material 430+Aluminum+304: Deep Drawing Process and Key Precautions](https://www.3-ply.com/3-ply-clad-material-deep-drawing-precautions): Guide to deep drawing tri-ply clad material, covering key precautions to avoid common manufacturing defects. - [How to Choose the Right Thickness for Tri-Ply Stainless Steel Cookware](https://www.3-ply.com/thick-choose): Explains how thickness affects heat distribution, durability, and cost, with recommendations for different cookware types and heat sources. - [How to Prevent and Solve Deep Drawing Problems in Tri-Ply Stainless Steel Cookware](https://www.3-ply.com/drawing-problems): Covers common issues like wrinkling, cracking, and delamination during deep drawing of tri-ply stainless steel, with practical solutions. - [Surface Treatments for 3 Ply Cookware Material: Etching, Coating and Embossing](https://www.3-ply.com/3ply-material-surface): Details etching, coating, and embossing techniques for enhancing the appearance and functionality of clad cookware surfaces. - [Multi-Layer Clad Materials for Cookware: 2-Ply, 3-Ply, 4-Ply and 5-Ply Guide](https://www.3-ply.com/blog/multi-layer-clad-materials-for-cookware): Comprehensive guide comparing 2-ply, 3-ply, 4-ply, and 5-ply clad materials, including stainless steel, aluminum, copper, and titanium combinations. ## Company & Brand Information - [Home](https://www.3-ply.com): Homepage offering an overview of key product categories: clad material discs, finished cookware, accessories, and industrial machinery. - [About Us](https://www.3-ply.com/about-us.html): Provides company history, manufacturing capabilities, and business philosophy of the clad material and cookware supplier. - [Brand](https://www.3-ply.com/brand.html): Showcases the company's brand identity, partner brands, and collaboration case studies.