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Pro-grade auto-body supply ยท Any quantity ยท 13,000+ SKUs in stock
13,000+ pro-grade SKUs in stock
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US Chemical & Plastics

US Chemical & Plastics 12-4 Fast Activator, 1 qt, Liquid, Use With: 10 Universal 4.2 VOC Urethane Cl

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$60.25
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Overview

Built for the booth.

A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use on spot, panel, multi-panel and overall refinishing.

Why Pros Choose US Chemical & Plastics Fast

  • A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use on spot, panel, multi-panel and overall refinishing.

Compatibility

Compatible paint systems: Urethane, Clearcoat.

Specifications

Technical specifications for USCยฎ 12-4 Fast Activator, 1 qt, Liquid, Use With: 10 Universal 4.2 VOC Urethane Clearcoat
Part No. 12-4
Product Line USC
MFR Model 12-4
Standard/Approvals California Pro65 Warning: Cancer and Reproductive Harm
Manufacturer US Chemical & Plastics
UPC 037307001249
Brand USCยฎ
Maximum Sale Quantity 12
Maximum Sale Day 7
Rubberized No
Color Clear
Container Size (qt) 1
Form Liquid
Type Fast
Mixing Ratio 4:1

About US Chemical & Plastics

US Chemical & Plastics is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.

Frequently Asked Questions

What size does US Chemical & Plastics USC come in?

This listing ships US Chemical & Plastics USC in a 1 (QT) container. Check the autofxmart catalog for other sizes and bulk pricing.

What is the mix ratio for US Chemical & Plastics USC?

US Chemical & Plastics USC uses a mix ratio of 4:1. Always measure activators and reducers accurately to maintain film properties and pot life โ€” deviating from the ratio can cause adhesion or curing problems.

How fast does autofxmart ship US Chemical & Plastics USC?

Most in-stock orders for US Chemical & Plastics USC ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1โ€“2 days for carrier pickup.

Is this US Chemical & Plastics product genuine?

Yes. autofxmart is an authorized distributor of US Chemical & Plastics products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.

What is the manufacturer part number (MPN) for US Chemical & Plastics USC?

The MPN for US Chemical & Plastics USC is 12-4. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

Documents & Safety

Why Buy from autofxmart

  • Authorized distributor โ€” authentic, factory-fresh stock.
  • Fast US shipping โ€” most orders ship within 1 business day.
  • 30-day returns โ€” buy with confidence.
  • Pro-shop pricing โ€” bulk discounts available on request.
  • Expert support โ€” questions? Email us at support@autofxmart.com.
Get the mix right

Mix & coverage calculator

Locked to this product's ratio of 4:1 (clear : hardener).

Clearcoat to spray
5L
Your batch4:1
Clearcoat5
Hardener2.5 L
Ready to spray7.5 L
How to apply

Steps

1Clean and degrease the surface, then scuff as needed.
2Mask off surrounding panels and trim.
3Mix to the product's ratio and strain.
4Apply 2โ€“3 even coats, flashing between each.
5Let cure fully before sanding, buffing, or assembly.
Specifications

Full data

BrandUS Chemical & Plastics
Part #12-4
UPC037307001249
ApplicationA competitively-priced clearcoat that offers body shops a quality fini
Size1
ColorClear
OriginUS
ConditionNew
RubberizedNo
Frequently asked

Good to know

This listing ships US Chemical & Plastics USC in a 1 (QT) container. Check the autofxmart catalog for other sizes and bulk pricing.
US Chemical & Plastics USC uses a mix ratio of 4:1. Always measure activators and reducers accurately to maintain film properties and pot life โ€” deviating from the ratio can cause adhesion or curing problems.
Most in-stock orders for US Chemical & Plastics USC ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1โ€“2 days for carrier pickup.
Yes. autofxmart is an authorized distributor of US Chemical & Plastics products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
The MPN for US Chemical & Plastics USC is 12-4. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

What Our Customers Say

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