--- product_id: 382114479 title: "Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS)" brand: "bbtcty" price: "140.31 DT" currency: TND in_stock: true reviews_count: 5 category: "Bbtcty" url: https://www.desertcart.tn/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm store_origin: TN region: Tunisia --- # Heat resistant up to 250°C Strong magnetic force Operates down to -196°C Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) **Brand:** bbtcty **Price:** 140.31 DT **Availability:** ✅ In Stock ## Summary > 🧪 Stir Smarter, Not Harder — Elevate Your Lab Game with Magnetic Precision! ## Quick Answers - **What is this?** Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) by bbtcty - **How much does it cost?** 140.31 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm) ## Best For - bbtcty enthusiasts ## Why This Product - Trusted bbtcty brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Chemical Armor:** Corrosion-resistant against acids, alkalis, and organic solvents for lab-grade durability - • **Non-Stick & Clean:** Ultra-low surface tension means zero adhesion and effortless cleaning every time - • **Safe & Sustainable:** Non-toxic PTFE used in medical implants ensures safe, long-lasting performance - • **Precision Perfect Cylinders:** 3x5mm PTFE bars engineered for flawless stirring consistency - • **Unmatched Thermal Resilience:** Withstands extreme temps from -196°C to 250°C without losing integrity ## Overview This set of 20 PTFE magnetic stir bars (3x5mm, cylindrical) offers professional-grade stirring with strong magnets, exceptional chemical resistance, and a wide operating temperature range from -196°C to 250°C. Engineered for durability and non-stick performance, these non-toxic bars are ideal for precise mixing in demanding lab environments. ## Description 1.Size:3mmx5mm (Diameter * length) ; 2.Shape:Cylinder shape ; Quantity: 20pcs 3.High-quality, Strong Magnetic, New & Clean & Cute 4.High temperature: the use of operating temperature up to 250 ℃ 5.Corrosion resistance: for most chemicals and solvents, showing inert, strong acid and alkali resistance, water and a variety of organic solvents 6.High lubrication: the lowest coefficient of friction in solid materials 7. Low temperature resistance: good mechanical toughness, even if the temperature dropped to -196 ℃, can also maintain a 5% elongation 8.No adhesion: with the smallest surface tension in the solid material, no adhesion to any substance 9.Weather resistance: long-term exposure to the atmosphere, the surface and performance remain unchanged, there is B06B plastic in the best aging life 10.Non-toxic: with physiological inertia, as artificial blood vessels and organs long-term implanted in vivo no adverse reactions Review: 👍 - Perfect Review: Fáciles de limpiar - Buen material, excelentes para tubos chicos, fáciles de limpiar ## Features - Size:3mmx5mm (Diameter * length) ; Quantity: 20pcs - Material : PTFE (Polytetrafluoroethylene), Shape:Cylinder shape ; - New & Strong Magnetic, High-quality & Precise sizes - Good Plastic Bag Packing : Clean & Cute , you're worth it. - Non-toxic,No adhesion,High /Low temperature resistance,Weather resistance ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B074FVWH1J | | Best Sellers Rank | #126,137 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #59 in Lab Stirrer Bars | | Brand | BBTCTY | | Brand Name | BBTCTY | | Colour | Mini Cute, 20PCS | | Customer Reviews | 4.6 out of 5 stars 37 Reviews | | Manufacturer | LLLABB | | Manufacturer Part Number | PTFE -Stir | | Material | Polytetrafluoroethylene | | Material Type | Polytetrafluoroethylene | | Model Number | PTFE -Stir | | Number of Items | 20 | | Number of Pieces | 20 | | Shape | Cylindrical | | UPC | 723740420043 | ## Product Details - **Brand:** BBTCTY - **Colour:** Mini Cute, 20PCS - **Material:** Polytetrafluoroethylene - **Number of Pieces:** 20 - **Shape:** Cylindrical ## Images ![Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) - Image 1](https://m.media-amazon.com/images/I/71DEhFV1vbL.jpg) ![Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) - Image 2](https://m.media-amazon.com/images/I/813ZOvfOnLL.jpg) ![Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) - Image 3](https://m.media-amazon.com/images/I/91GxOPVJDZL.jpg) ![Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) - Image 4](https://m.media-amazon.com/images/I/81aj6WuwhIL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 👍 *by A***. on 6 July 2022* Perfect ### ⭐⭐⭐⭐⭐ Fáciles de limpiar *by A***A on 2 December 2025* Buen material, excelentes para tubos chicos, fáciles de limpiar ### ⭐⭐⭐⭐⭐ Agitadores *by A***L on 31 December 2023* Llego rápido el producto, muy bueno. ## Frequently Bought Together - Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS) - LABALPHA 6Pcs PTFE Magnetic Stirrer Mixer Stir Bar, Magnetic Stir Bar 10mm/0.39 inch --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm](https://www.desertcart.tn/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-01*