---
product_id: 487583802
title: "Rubik Solder Wire 0.5mm 100g with Tin Lead Sn63/Pb37 Flux Rosin Core, Electronics Smartphones Mobile Tablets Soldering Wire Reel (0.5mm Diameter)"
brand: "rubik"
price: "S$20"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/487583802-rubik-solder-wire-0-5mm-100g-with-tin-lead-sn63
store_origin: SG
region: Singapore
---

# Lead working temp 300-350℃ Rosin core flux for clean joints Melting point 183-200℃ Rubik Solder Wire 0.5mm 100g with Tin Lead Sn63/Pb37 Flux Rosin Core, Electronics Smartphones Mobile Tablets Soldering Wire Reel (0.5mm Diameter)

**Brand:** rubik
**Price:** S$20
**Availability:** ✅ In Stock

## Summary

> ⚡ Solder smarter, not harder — perfect joints every time!

## Quick Answers

- **What is this?** Rubik Solder Wire 0.5mm 100g with Tin Lead Sn63/Pb37 Flux Rosin Core, Electronics Smartphones Mobile Tablets Soldering Wire Reel (0.5mm Diameter) by rubik
- **How much does it cost?** S$20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/487583802-rubik-solder-wire-0-5mm-100g-with-tin-lead-sn63)

## Best For

- rubik enthusiasts

## Why This Product

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

## Key Features

- • **Rosin Core Flux:** Built-in flux guarantees oxidation-free, strong connections
- • **100g Reel Convenience:** Ample wire length for multiple projects without frequent reloads
- • **Optimal Melting Range:** Smooth flow between 183-200℃ ensures flawless soldering
- • **Lead-Tin Alloy Sn63/Pb37:** Industry-standard composition for reliable conductivity and durability
- • **Precision 0.5mm Diameter:** Ideal for intricate electronics and mobile repairs

## Overview

RubikSolder Wire 0.5mm 100g features a premium Sn63/Pb37 lead-tin alloy with a rosin core flux, melting smoothly between 183-200℃. Designed for precision electronics work on smartphones and tablets, this solder wire ensures clean, durable connections with optimal heat tolerance up to 350℃.

## Description

Rubik Solder Wire 0.5mm 100g with Tin Lead Sn63/Pb37 Flux Rosin Core, Electronics Smartphones Mobile Tablets Soldering Wire Reel (0.5mm Diameter)

## Features

- Melting point with lead: 183-200℃
- Lead working temperature: 300-350℃
- Flux: Contains rosin
- Instructions Step 1: Prepare the solder wire and the electric soldering iron above 60W
- Instructions Step 1: Fully preheat, use an electric soldering iron to fully preheat the parts that need to be welded.
- Instructions Step 1: Start welding, after fully preheating, directly point the tin wire into the position of the soldering iron head, pay attention to continuous supply of tin

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Rubik |
| Part number | RB-8003 |
| Item Weight | 100 g |
| Package Dimensions | 4.6 x 4.6 x 2.8 cm; 100 g |
| Item model number | RB-8003 |
| Material | 0.5mm Diameter |
| Batteries Required? | No |

## Images

![Rubik Solder Wire 0.5mm 100g with Tin Lead Sn63/Pb37 Flux Rosin Core, Electronics Smartphones Mobile Tablets Soldering Wire Reel (0.5mm Diameter) - Image 1](https://m.media-amazon.com/images/I/61IFVze0UaL.jpg)

## Available Options

This product comes in different **Material Type** options.

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**Shop now:** [https://www.desertcart.sg/products/487583802-rubik-solder-wire-0-5mm-100g-with-tin-lead-sn63](https://www.desertcart.sg/products/487583802-rubik-solder-wire-0-5mm-100g-with-tin-lead-sn63)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-23*