---
product_id: 382114479
title: "Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS)"
brand: "bbtcty"
price: "¥7345"
currency: JPY
in_stock: true
reviews_count: 5
category: "Bbtcty"
url: https://www.desertcart.jp/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm
store_origin: JP
region: Japan
---

# Operates up to 250°C Strong magnetic force Maintains toughness at -196°C Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS)

**Brand:** bbtcty
**Price:** ¥7345
**Availability:** ✅ In Stock

## Summary

> 🧪 Stir Smarter, Not Harder — The Ultimate Magnetic Mixer Bars

## 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?** ¥7345 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/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 Warrior:** Resistant to acids, alkalis, solvents—ideal for any lab environment
- • **Bulk Pack, Bulk Value:** 20 high-quality stir bars in a sleek, clean package—ready to elevate your workflow
- • **Non-Stick & Non-Toxic:** Zero adhesion and bio-inert for safe, clean mixing without contamination
- • **Precision Perfect Cylinders:** Exact 3x5mm PTFE bars for flawless stirring every time
- • **Unmatched Thermal Resilience:** Withstands extreme temps from -196°C to 250°C without losing integrity

## Overview

These 20 PTFE magnetic stir bars (3x5mm, cylindrical) combine precision sizing with exceptional durability, operating flawlessly from -196°C to 250°C. Engineered for chemical resistance and zero adhesion, they ensure contamination-free mixing in professional labs. Non-toxic and weather-resistant, they’re the trusted choice for millennial managers demanding efficiency and reliability.

## 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: 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 |
| Are batteries included? | No |
| Best Sellers Rank | #95,176 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #45 in Lab Stirrer Bars |
| Brand | BBTCTY |
| Colour | Mini Cute, 20PCS |
| Country of Origin | USA |
| Customer Reviews | 4.5 4.5 out of 5 stars (35) |
| Date First Available | 26 December 2017 |
| Item Dimensions LxWxH | 5 x 3 x 3 Millimeters |
| Item Height | 3 Millimeters |
| Item Weight | 9 g |
| Item Width | 3 Millimeters |
| Item model number | PTFE -Stir |
| Manufacturer | LLLABB |
| Material | Polytetrafluoroethylene |
| Model number | PTFE -Stir |
| Number of Memory Sticks | 20 |
| Number of Pieces | 20 |
| Product Dimensions | 0.5 x 0.3 x 0.3 cm; 9 g |
| 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)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***. on 6 July 2022*

Perfect

### ⭐⭐⭐⭐⭐ Review
*by A***A on 2 December 2025*

Buen material, excelentes para tubos chicos, fáciles de limpiar

### ⭐⭐⭐⭐⭐ Review
*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

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**Shop now:** [https://www.desertcart.jp/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm](https://www.desertcart.jp/products/382114479-magnetic-stirrer-stir-bar-ptfe-magnetic-mixer-stir-bars-3x5mm)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-18*