Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
HARRIS Brazing Flux: 5 lb, Jar, Paste, FB3-C - Flux for High-Silver Brazing Alloys
HARRISFlux for High-Silver Brazing Alloys

HARRIS Brazing Flux: 5 lb, Jar, Paste, FB3-C

The HARRIS Stay-Silv Black Brazing Flux is a paste flux for high-silver brazing alloys, supplied in a 5 lb jar. This FB3-C flux is black in color and carries the manufacturer part number SSBF5.

SKU 3G-OTH-355993

Brand
HARRIS
Item
Brazing Flux: 5 lb, Jar, Paste, FB3-C
Category
Flux for High-Silver Brazing Alloys
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

HARRIS
Manufacturer Part Number
SSBF5
Color
Black
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

HARRIS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HARRIS Stay-Silv Black Brazing Flux is a paste flux for high-silver brazing alloys, supplied in a 5 lb jar. This FB3-C flux is black in color and carries the manufacturer part number SSBF5.

Frequently Asked Questions

What is HARRIS Stay-Silv Black Brazing Flux used for?

HARRIS Stay-Silv Black Brazing Flux is a paste flux designed for high-silver brazing alloys. It is used in industrial applications such as HVAC, plumbing, and refrigeration to clean and protect metal surfaces during brazing, ensuring strong, leak-free joints.

What are the specifications of HARRIS Stay-Silv Black Brazing Flux?

The HARRIS Stay-Silv Black Brazing Flux is an FB3-C paste flux supplied in a 5 lb jar. It is black in color and carries the manufacturer part number SSBF5. This flux is formulated for use with high-silver brazing alloys to promote proper flow and adhesion.

Where to buy HARRIS Stay-Silv Black Brazing Flux worldwide?

You can source HARRIS Stay-Silv Black Brazing Flux through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the genuine HARRIS product with part number SSBF5.

How to apply HARRIS Stay-Silv Black Brazing Flux?

To apply HARRIS Stay-Silv Black Brazing Flux, clean the joint surfaces thoroughly, then apply a thin, even layer of the paste flux to the area to be brazed. Heat the assembly until the flux becomes active, then introduce the brazing alloy. Allow the joint to cool slowly for optimal strength.

Used in

Common applications for HARRIS
Gas welding and cutting — HARRIS fuel gas regulators (e.g., 25-15C-300) for acetylene supply control
High-purity gas handling — HARRIS single-stage regulators (e.g., KH1044) for inert gas distribution in labs
Brazing operations — HARRIS Safety-Silv 45 alloy for joining HVAC copper lines
Flame safety — HARRIS 88-5FBHF-RL flashback arrestors on oxy-fuel torch systems
Preheating metal — HARRIS 1390-HA Series heating tips for acetylene-based preheating in fabrication
Brazing flux application — HARRIS Stay-Silv White FB3-A flux for phos-copper brazing in refrigeration repair

HARRIS Products

3G Electric supplies HARRIS flux for high-silver brazing alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from HARRIS

View all HARRIS parts →
HARRIS Brazing Flux: 1 lb, Jar, Paste, FB3-C, Stay-Silv Black (MPN SSBF1). Key specifications — Manufacturer Part Number: SSBF1; Color: Black; Brand: HARRIS.
HARRIS
HARRIS Brazing Flux: 1 lb, Jar, Paste, FB3-C, Stay-Silv Black (MPN SSBF1). Key specifications — Manufacturer Part Number: SSBF1; Color: Black; Brand: HARRIS.