--- title: "Ceramic Rings / Ferrules for Drawn Arc Stud Welding" description: "Ceramic Rings / Ferrules for Drawn Arc Stud Welding — Weld & Shear Studs. MOQ 10,000 pieces, US$0.012." url: https://engineeringhardware.com/product/ceramic-rings-ferrules-for-drawn-arc-stud-welding/ source: Engineering Hardware & Fasteners --- # Ceramic Rings / Ferrules for Drawn Arc Stud Welding [![Ceramic Rings / Ferrules for Drawn Arc Stud Welding](https://img.engineeringhardware.com/Ceramic-Rings-Ferrules-for-Drawn-Arc-Stud-Welding.webp)](https://img.engineeringhardware.com/Ceramic-Rings-Ferrules-for-Drawn-Arc-Stud-Welding.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Rods & Studs › Weld & Shear Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/weld-shear-studs/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/ceramic-rings-ferrules-for-drawn-arc-stud-welding.md) Model no. **ferrule** US$0.012 / piece MOQ 10,000 pieces · Final price confirmed in your quote Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Ceramic%20Rings%20%2F%20Ferrules%20for%20Drawn%20Arc%20Stud%20Welding%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fceramic-rings-ferrules-for-drawn-arc-stud-welding%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Property | Wear Resistance | | --- | --- | | Application | Refractory | | Use | Drawn Arc Stud Welding Torches | | Model NO. | ferrule | | Transport Package | in Standard Export Carton | | Specification | ISO9000: 2000 | | Origin | Lianyungang, China | | HS Code | 69091900 | | Production Capacity | 2000000PCS/Month | | Category | [Weld & Shear Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/weld-shear-studs/) | ## Technical parameters | Name | Alumina | Dense Cordierite | Porous Cordierite | Cordierite-Mullite | Mullite | Corundum mullite | | | --- | --- | --- | --- | --- | --- | --- | --- | | Density(g/cm3) | 2.0~2.3 | 2.1 ~2.5 | 1.5 ~1.9 | 1.8~2.3 | 2.0 ~2.5 | 2.3 ~2.7 | | | Coefficient of heat expansion(×10-6K-1)(20~800°C) | ≤5 | ≤3.5 | ≤3.0 | ≤3.5 | ≤5 | ≤6 | | | Specific Heat (J/Kg.K)(20~1000°C) | 900~1150 | 900~1100 | 900~1100 | 900~1150 | 1000~1150 | 1100 ~1300 | | | Thermal Conductivity (W/m.k) (20~1000°C) | 1.5~2.0 | 1.5~2.5 | 1.2~1.8 | 1.5~2.0 | 1.5~2.0 | 1.5~2.5 | | | Impact Thermal Resistance(°C/min) | ≥300 | ≥300 | ≥350 | ≥350 | ≥350 | ≥300 | | | Max. Working Tem.(°C) | 1350 | 1300 | 1300 | 1320 | 1450 | 1550 | | | Water absorption(%) | 15-25 | ≤2 | 15~25 | 15 ~25 | 15~25 | 15 ~25 | | | Compressive strength(MPa) | ≥28 | ≥28 | ≥25 | ≥25 | ≥28 | ≥30 | | | Chemical composition (%) | Al2O3 | 55 ~65 | 25 ~38 | 28 ~38 | 40~52 | 60 ~70 | 70 ~80 | | SiO2 | 25~35 | 50 ~60 | 45 ~55 | 45 ~55 | 25 ~35 | 15 ~25 | | | MgO | 1~3 | 5 ~10 | 11 ~14 | 7~9 | 0 ~1 | 0 ~2 | | | others | | | | | | | | ## Description Ceramic Rings / Ferrules for Drawn Arc Stud Welding is part of our weld & shear studs range (Threaded Rods & Studs). ### Key details - **Application:** Refractory - **Property:** Wear Resistance - **Use:** Drawn Arc Stud Welding Torches ### Ordering through Engineering Hardware & Fasteners Minimum order is 10,000 pieces at US$0.012 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for Ceramic Rings / Ferrules for Drawn Arc Stud Welding? The listed minimum order is 10,000 pieces, at US$0.012 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of Ceramic Rings / Ferrules for Drawn Arc Stud Welding? Application: Refractory; Property: Wear Resistance; Use: Drawn Arc Stud Welding Torches. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other weld & shear studs are available? The Weld & Shear Studs category lists 559 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-rods-studs/weld-shear-studs/](https://engineeringhardware.com/fastener-products/threaded-rods-studs/weld-shear-studs/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Weld & Shear Studs →](https://engineeringhardware.com/fastener-products/threaded-rods-studs/weld-shear-studs/) [![Customized PF UF RF Refractory Stud Welding Cordierite Ceramic Ferrule Ring](https://img.engineeringhardware.com/Customized-PF-UF-RF-Refractory-Stud-Welding-Cordierite-Ceramic-Ferrule-Ring.webp)](https://engineeringhardware.com/product/customized-pf-uf-rf-refractory-stud-welding-cordierite-ceramic-ferrule-ring/) Weld & Shear Studs ### [Customized PF UF RF Refractory Stud Welding Cordierite Ceramic Ferrule Ring](https://engineeringhardware.com/product/customized-pf-uf-rf-refractory-stud-welding-cordierite-ceramic-ferrule-ring/) Ceramic Rings · Cordierite **US$0.0696 – 1.92**MOQ 1,000 pieces [![Welding Stud Bolt, Welded Stud/Stud Shear Connector, Shear Stud with 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