---
product_id: 699851581
title: "Techinstro Black Carbon Conductive Ink (Pack of 50 ml)"
brand: "techinstro"
price: "HK$846"
currency: HKD
in_stock: true
reviews_count: 8
category: "Techinstro"
url: https://www.desertcart.hk/products/699851581-techinstro-black-carbon-conductive-ink-pack-of-50-ml
store_origin: HK
region: Hong Kong
---

# 6 months shelf life sealed 7.2 Ω ultra-low resistivity 23500 cps high-precision viscosity Techinstro Black Carbon Conductive Ink (Pack of 50 ml)

**Brand:** techinstro
**Price:** HK$846
**Availability:** ✅ In Stock

## Summary

> ⚡ Ink your innovation with unstoppable conductivity!

## Quick Answers

- **What is this?** Techinstro Black Carbon Conductive Ink (Pack of 50 ml) by techinstro
- **How much does it cost?** HK$846 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/699851581-techinstro-black-carbon-conductive-ink-pack-of-50-ml)

## Best For

- techinstro enthusiasts

## Why This Product

- Trusted techinstro brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **No-Thinner Needed:** Ready-to-use formula minimizes prep time; adjust viscosity only with PU solvent if necessary.
- • **Viscosity Mastery:** Optimized 23500 cps viscosity ensures smooth application without thinning—ideal for screen printing and detailed work.
- • **Versatile Application:** From DIY electronics to artistic screen printing, this carbon ink powers your projects with professional-grade reliability.
- • **Long-Lasting Freshness:** Sealed shelf life of 6 months guarantees consistent performance for your creative innovations.
- • **Precision Conductivity:** Achieve flawless circuits with 7.2 ohms surface resistivity at 0.04mm lines—perfect for smart tech projects.

## Overview

Techinstro Black Carbon Conductive Ink delivers ultra-low surface resistivity (7.2 ohms at 0.04mm), high viscosity (23500 cps) for precision application, and a 6-month shelf life sealed for freshness. Designed for smart circuit making and screen printing, it offers a ready-to-use formula that requires no thinning under normal conditions, empowering creators to build reliable, high-performance conductive paths.

## Description

Techinstro Black Carbon Conductive Ink (Pack of 50 ml) : desertcart.in: Computers & Accessories

Review: Great 👍 one and conductivity perfect - Few days back I received this product in excellent packaging. I am using this product for smart circuit making activity for my child, where I received excellent conductivity with well operated LED light, I also tried this for screen printing which is working nicely. I will recommend buying this.
Review: Worst product - Dont buy waste of money not adhesive

## Features

- Density - 1.3 g/ml
- Surface Resistivity - 7.2 ohms for line thickness: 0.04mm
- Viscosity - 23500 cps
- Shell Life - 6 months in an unopened container
- Thinner - Normally not required. If required used PU Solvent to adjust the viscosity

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D292D2J4 |
| Best Sellers Rank | #14,167 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #349 in Inkjet Printer Ink Cartridges |
| Brand | TECHINSTRO |
| Country of Origin | India |
| Customer Reviews | 3.5 3.5 out of 5 stars (37) |
| Date First Available | 19 April 2024 |
| Item part number | Carbink-004 |
| Manufacturer | Techinstro, Techinstro |
| Packer | Techinstro |

## Images

![Techinstro Black Carbon Conductive Ink (Pack of 50 ml) - Image 1](https://m.media-amazon.com/images/I/31x2wgvYRXL.jpg)
![Techinstro Black Carbon Conductive Ink (Pack of 50 ml) - Image 2](https://m.media-amazon.com/images/I/41MFUA0lZbL.jpg)
![Techinstro Black Carbon Conductive Ink (Pack of 50 ml) - Image 3](https://m.media-amazon.com/images/I/41UDnLBcT0L.jpg)
![Techinstro Black Carbon Conductive Ink (Pack of 50 ml) - Image 4](https://m.media-amazon.com/images/I/41aKIrm7DEL.jpg)
![Techinstro Black Carbon Conductive Ink (Pack of 50 ml) - Image 5](https://m.media-amazon.com/images/I/41o3D11oL2L.jpg)

## Questions & Answers

**Q: What is the sintering temperature?**
A: 100 °C for 30 minutes

**Q: What is the particle size?**
A: ~ 5 microns

**Q: What is the Shelf Life?**
A: 6 months in unopened container.

**Q: What is the surface resistivity?**
A: 18 ohms for line thickness: 0.04mm

**Q: Carbon ink binds with?**
A: Paper, PET, Glass and Metal

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great 👍 one and conductivity perfect
*by M***A on 23 June 2024*

Few days back I received this product in excellent packaging. I am using this product for smart circuit making activity for my child, where I received excellent conductivity with well operated LED light, I also tried this for screen printing which is working nicely. I will recommend buying this.

### ⭐ Worst product
*by R***I on 28 May 2025*

Dont buy waste of money not adhesive

### ⭐⭐⭐ Can use for temporary fix
*by X***R on 9 January 2025*

I am not so happy about the product. I used it to fix the rubber contact of keyboard issue. Unfortunately the result was not so impressive. It works a bit. It may work well for other surfaces..

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**Shop now:** [https://www.desertcart.hk/products/699851581-techinstro-black-carbon-conductive-ink-pack-of-50-ml](https://www.desertcart.hk/products/699851581-techinstro-black-carbon-conductive-ink-pack-of-50-ml)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-03*