--- title: "Durable Aluminum Spacer Bars for High-Frequency Window Welding" description: "Durable Aluminum Spacer Bars for High-Frequency Window Welding — Spacers, Bushings & Distance Sleeves. MOQ 10,000 meters, US$1.20." url: https://engineeringhardware.com/product/durable-aluminum-spacer-bars-for-high-frequency-window-welding/ source: Engineering Hardware & Fasteners --- # Durable Aluminum Spacer Bars for High-Frequency Window Welding [![Durable Aluminum Spacer Bars for High-Frequency Window Welding](https://img.engineeringhardware.com/Durable-Aluminum-Spacer-Bars-for-High-Frequency-Window-Welding.webp)](https://img.engineeringhardware.com/Durable-Aluminum-Spacer-Bars-for-High-Frequency-Window-Welding.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Spacers, Standoffs & Binding Hardware › Spacers, Bushings & Distance Sleeves](https://engineeringhardware.com/fastener-products/spacers-standoffs-binding-hardware/spacers-bushings-distance-sleeves/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/durable-aluminum-spacer-bars-for-high-frequency-window-welding.md) Model no. **W: 11.5mm-40mm THK: 0.25-0.23mm** US$1.20 / meter MOQ 10,000 meters · Final price confirmed in your quote - **Material:** Aluminum - **Grade:** 3000 Series - **Materials:** O-H112 - **Surface Finishing:** Anodic Oxidation - **Raw Material:** Ribbon - **Surface:** Glossy Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Durable%20Aluminum%20Spacer%20Bars%20for%20High-Frequency%20Window%20Welding%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdurable-aluminum-spacer-bars-for-high-frequency-window-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 | Customization | Available | | --- | --- | | After-sales Service | 24 Hours Technical Support by Phone, Email or Sky | | Warranty | 30 Years, 1year | | Model NO. | W: 11.5mm-40mm THK: 0.25-0.23mm | | Type | Insulating Glass Material | | Material | Aluminum | | Shape | Square | | Grade | 3000 Series | | Materials | O-H112 | | Window & Door Aluminum Profile | 60 Series | | Alloy | Alloy | | Surface Finishing | Anodic Oxidation | | Alloying Ingredient | 1024 | | Certification | CE | | Polished Aluminum Profile | Mechanical Polishing | | Raw Material | Ribbon | | Antioxidant | Yes | | Surface | Glossy | | Corrosion Resistance | Yes | | Sales | Factory Outlet | | Transport Package | Carton Package | | Specification | Carton Package: 5m*20cm*20cm | | Origin | China | | HS Code | 7604210000 | | Production Capacity | 10000 Carton/Cartons Per Month | | Category | [Spacers, Bushings & Distance Sleeves](https://engineeringhardware.com/fastener-products/spacers-standoffs-binding-hardware/spacers-bushings-distance-sleeves/) | ## Technical parameters | Product name | aluminum spacer for double glass | | --- | --- | | Item no. | CP01 | | Material | Aluminum | | Thickness | 0.26mm,0.28mm,0.32mm,0.35mm | | Color | Natural aluminum color | | Usage | Insulated glass | | Model | Width | Thickness | Length | Quantity per box | | --- | --- | --- | --- | --- | | 6A | 5.5mm | 0.25mm | 5m | 748Pcs 3740 meter | | 6A | 6mm | 0.32mm | 5m | 748Pcs 3740 meter | | 8A | 8mm | 0.25mm | 5m | 567Pcs 2835 meter | | 8A | 8mm | 0.32mm | 5m | 567Pcs 2835 meter | | 9A | 8.5mm | 0.25mm | 5m | 480Pcs 2400 meter | | 9A | 8.5mm | 0.32mm | 5m | 480Pcs 2400 meter | | 9A | 8.5mm | 0.34mm | 5m | 480Pcs 2400 meter | | 10A | 10mm | 0.25mm | 5m | 420Pcs 2100 meter | | 10A | 10mm | 0.33mm | 5m | 420Pcs 2100 meter | | 11A | 10.5mm | 0.25mm | 5m | 390Pcs 1950 meter | | 11A | 11mm | 0.33mm | 5m | 390Pcs 1950 meter | | 11A | 11mm | 0.25mm | 5m | 377Pcs 1885 meter | | 12A | 11.5mm | 0.25mm | 5m | 390Pcs 1950 meter | | 12A | 11.5mm | 0.32mm | 5m | 377Pcs 1885 meter | | 12A | 11.5mm | 0.34mm | 5m | 377Pcs 1885 meter | | 14A | 13.5mm | 0.26mm | 5m | 300Pcs 1650 meter | | 14A | 13.5mm | 0.34mm | 5m | 300Pcs 1650 meter | | 15A | 14.5mm | 0.26mm | 5m | 300Pcs 1500 meter | | 15A | 14.5mm | 0.34mm | 5m | 300Pcs 1500 meter | | 16A | 15.5mm | 0.26mm | 5m | 270Pcs 1350 meter | | 16A | 15.5mm | 0.34mm | 5m | 270Pcs 1350 meter | | 18A | 17.5mm | 0.34mm | 5m | 270Pcs 1350 meter | | 20A | 19.5mm | 0.34mm | 5m | 210Pcs 1050 meter | | 22A | 21.5mm | 0.34mm | 5m | 210Pcs 1050 meter | | 24A | 23.5mm | 0.34mm | 5m | 180Pcs 900 meter | | 27A | 26.5mm | 0.34mm | 5m | 180Pcs 900 meter | ## Description Durable Aluminum Spacer Bars for High-Frequency Window Welding is part of our spacers, bushings & distance sleeves range (Spacers, Standoffs & Binding Hardware). ### Key details - **Type:** Insulating Glass Material - **Material:** Aluminum - **Grade:** 3000 Series - **Certification:** CE - **Warranty:** 30 Years, 1year - **Shape:** Square - **Materials:** O-H112 - **Window & Door Aluminum Profile:** 60 Series Available configurations include material, grade, materials, surface finishing and raw material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10,000 meters at US$1.20 per meter. 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 Durable Aluminum Spacer Bars for High-Frequency Window Welding? The listed minimum order is 10,000 meters, at US$1.20 per meter. 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 Durable Aluminum Spacer Bars for High-Frequency Window Welding? Type: Insulating Glass Material; Material: Aluminum; Grade: 3000 Series; Certification: CE; Warranty: 30 Years, 1year; Shape: Square. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, grade, materials, surface finishing and raw material. 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 spacers, bushings & distance sleeves are available? The Spacers, Bushings & Distance Sleeves category lists 2,111 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/spacers-standoffs-binding-hardware/spacers-bushings-distance-sleeves/](https://engineeringhardware.com/fastener-products/spacers-standoffs-binding-hardware/spacers-bushings-distance-sleeves/) 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 Spacers, Bushings & Distance Sleeves →](https://engineeringhardware.com/fastener-products/spacers-standoffs-binding-hardware/spacers-bushings-distance-sleeves/) [![Composite Warm Edge Aluminum Spacer Bar for High Performance Double Glazing](https://img.engineeringhardware.com/Composite-Warm-Edge-Aluminum-Spacer-Bar-for-High-Performance-Double-Glazing.webp)](https://engineeringhardware.com/product/composite-warm-edge-aluminum-spacer-bar-for-high-performance-double-glazing/) Spacers, Bushings & Distance Sleeves ### [Composite Warm Edge Aluminum Spacer Bar for High Performance Double Glazing](https://engineeringhardware.com/product/composite-warm-edge-aluminum-spacer-bar-for-high-performance-double-glazing/) Insulating Glass Windows · 3000 Series **US$0.16**MOQ 3,000 meters [![High-Quality Black Wheel Spacer Kit for Improved 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