---
title: "Hydrated Lime (Ca(OH)2)"
description: "High-purity hydrated lime Ca(OH)₂ with low impurity levels for water treatment, mining, construction and environmental applications. Kemindo produces it at…"
url: https://site.kemindogroup.com/en/products/hydrated-lime
lang: en
lastmod: 2026-10-27T00:00:00.000Z
site: Kemindo Group
---

# Hydrated Lime (Ca(OH)2)

High-purity hydrated lime Ca(OH)₂ with low impurity levels for water treatment, mining, construction and environmental applications. Kemindo produces it at the PT Kemindo Cao Resources hydration plant in North Sulawesi to serve gold and nickel mining customers.

## Key facts

- Formula: Ca(OH)2
- Business lines: [Chemicals & Consumables](https://site.kemindogroup.com/en/business/chemicals)
- Categories: [Chemicals](https://site.kemindogroup.com/en/products/category/chemical), [Mining Chemicals](https://site.kemindogroup.com/en/products/category/mining-chemical), [Nickel](https://site.kemindogroup.com/en/products/category/nickel), [Paper Chemicals](https://site.kemindogroup.com/en/products/category/paper-chemical)
- Industries: mining, nickel, pulp-paper
- Availability: Available

Hydrated Lime, also known as Calcium Hydroxide [Ca(OH)₂], is a refined chemical compound widely used in water treatment, construction, mining and environmental applications. Our high-purity Hydrated Lime ensures efficient performance across various industrial processes, offering consistent chemical quality and low impurity levels.

Our Hydrated Lime is produced under strict quality control to ensure product consistency, low trace metal content and excellent performance in industrial and environmental applications.

## Specifications

| Parameter | Value | Unit |
|---|---|---|
| Ca(OH)₂ | 85 – 95 | % |
| Magnesium Oxide [MgO] | 1.0 – 5.0 | % |
| Silica Oxide [SiO₂] | 0.1 – 2.0 | % |
| Iron Oxide [Fe₂O₃] | 0.01 – 0.1 | % |
| Aluminium Oxide [Al₂O₃] | 0.1 – 1.0 | % |
| pH (25℃ saturated water solution) | 12.44 |  |
| Melting point/Freezing point | 580℃ (decomposition) |  |
| Bulk density | 450 | kg/m3 |
| Relative Density / Specific Gravity | 2.2 – 2.3 g/cm3 (true) |  |

## Applications

- Water treatment
- Construction
- Mining
- Environmental applications

## Related products

- [Quick Lime](https://site.kemindogroup.com/en/products/quick-lime-cao)
- [Sulphuric Acid](https://site.kemindogroup.com/en/products/sulphuric-acid)

Request a quote: https://site.kemindogroup.com/en/contact?produk=hydrated-lime