---
title: "OptiShield Premix OptiShield Plus & Water (400316) Closed-Loop Cooling System Premixed Corrosion Inhibitor 1 GAL/Pail"
canonical: "https://www.fl-sz.cn/en/products/optishield-premix-optishield-plus-water-400316-closed-loop-cooling-system-premixed-corrosion-inhibitor-1-gal-pail"
lang: "en"
type: "product"
publisher: "ShangHai F&L Petrochemical Co.,Ltd."
pricing: "not-published"
brand: "OptiShield"
sku: "Premix OptiShield Plus & Water（400316）"
mpn: "Premix OptiShield Plus & Water（400316）"
alternate: "https://www.fl-sz.cn/zh/products/optishield-premix-optishield-plus-water-400316-closed-loop-cooling-system-premixed-corrosion-inhibitor-1-gal-pail.md"
---

# OptiShield Premix OptiShield Plus & Water (400316) Closed-Loop Cooling System Premixed Corrosion Inhibitor 1 GAL/Pail

> Source (canonical): https://www.fl-sz.cn/en/products/optishield-premix-optishield-plus-water-400316-closed-loop-cooling-system-premixed-corrosion-inhibitor-1-gal-pail
> Published by: ShangHai F&L Petrochemical Co.,Ltd. — specialty lubricant and industrial chemical distributor
> Product data sheet. F&L is a distributor; prices are quoted in writing and are not published on this site.
> Language: English · Also available in Chinese: https://www.fl-sz.cn/zh/products/optishield-premix-optishield-plus-water-400316-closed-loop-cooling-system-premixed-corrosion-inhibitor-1-gal-pail.md

| Field | Value |
|---|---|
| Brand | OptiShield |
| Part number | Premix OptiShield Plus & Water（400316） |
| Manufacturer model | Premix OptiShield Plus & Water（400316） |
| Product family | Corrosion Inhibitors |
| Applications | Automotive; Electronics & Semiconductor; General MRO |

## Description

OptiShield Premix OptiShield Plus & Water (400316) is a premixed corrosion-inhibiting solution for recirculating systems, formulated from OptiShield Plus concentrate and RO-purified water. It is ready for direct use in closed-loop systems and provides continuous corrosion protection for a variety of metal materials. The product is suitable for recirculating cooling systems used in lasers, welding machines, machine tools, and other industrial equipment. It is particularly suitable for applications seeking to reduce on-site solution preparation and improve handling convenience, while helping minimize maintenance requirements associated with corrosion.

## Features

-

Designed for corrosion protection in closed-loop cooling systems

-

Helps reduce galvanic corrosion between dissimilar metals

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Suitable for systems containing copper, aluminum, ferrous metals and yellow metals

-

Water-based formulation with good heat-transfer properties

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Reduces the need for on-site mixing

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Suitable for both new and existing cooling systems

-

Used in laser equipment, welders and machine tools

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Helps reduce maintenance caused by corrosion-related issues

## Specifications

| Property | Value |
|---|---|
| Composition | 10% OptiShield Plus + 90% RO Water |
| Base Type | Water-Based Corrosion Inhibitor |
| Solubility | 100% Soluble in Water |

## Pack sizes

| Pack size | Type | MOQ | Availability |
|---|---|---|---|
| 1 GAL | Pail |  | On request |

## Enquiries and technical support

Send the operating conditions — temperature, speed, load, and whether there is food or pharmaceutical contact. An engineer replies with a selection proposal and a written quotation within one business day.

- Enquiry form: https://www.fl-sz.cn/en/contact
- Email: info@fl-sh.com
- Phone: +86-400-879-3341