<img alt="" src="https://secure.hims1nice.com/150891.png" style="display:none;">

840 Core Oil

Green Sand Metalcasting Foundry ImageSolventless Binder for Green Sand Metalcasting Foundry

840 CORE OIL is conventional core oil formulated with alkyd oils, petroleum resins and drying agents and is used in operations that require high strength with the least amount of baking time. Because 840 CORE OIL is a solventless binder, the consistency of the cores produced is very high. Jobs that require strict specifications benefit from the use of 840 CORE OIL, smoke reduction during baking may be realized.

Typical Product Data*

Appearance: Dark Brown Liquid
Density (Lbs./Gal.): 7.9
Viscosity: 1500 cps. at 68°F
Flash Point (C.O.C.): Greater than 300° F

*These values are not intended for use in preparing specifications.

Baking Strengths Sand Mix (Based on 720 Sand)
Oil 1%
Cereal 1%       Baking Temperature 450° F
Water 2%

Time (Minutes)  Tensile (P.S.I.)
20 20
40 100
60 200
90 275
120 275

Use Recommendations

840 CORE OIL can be used with any type of mixer as long as the mixing efficiency is high

enough to allow proper dispersion of the oil. Specific sand mixes are not recommended here due to the variety of applications for this product.

Download Printable Document (MS Word .doc) by Clicking Here

Green Sand Foundry News

"Foundry Management & Technology, 2019 Metalcasting Outlook"

"Foundry Management & Technology, 2019 Metalcasting Outlook"

North American foundry and diecasting managers and decision makers give the final word on industry conditions today — and the first word on their expectations...
Read More

Feeling Out Green Sand Conditioning

Feeling Out Green Sand Conditioning

• This article looks at the characteristics metalcasters should be looking for in their sand systems. • Explained within is the role additives play in creating...
Read More

Registration opens for CastExpo 2019, Visit Hill and Griffith at Booth 1519

Registration opens for CastExpo 2019, Visit Hill and Griffith at Booth 1519

The metalcasting industry comes together every three years at CastExpo, the largest metalcasting trade show and congress in North America. (The Hill and...
Read More

Green Sand Foundry News

"Foundry Management & Technology, 2019 Metalcasting Outlook"

"Foundry Management & Technology, 2019 Metalcasting Outlook"

North American foundry and diecasting managers and decision makers give the final word on industry conditions today — and the first word on their expectations...
Read More

Request SDS

Safety Data Sheets for Metal Casting Supplies, Die Casting Supplies, Metalworking Supplies, Concrete Casting Supplies

Show Schedule

CastExpo 2019
April 27-30, 2019
Atlanta, GA
Booth #1519
More Information »

Aquapart Parting Compound for Green Sand Metalcasting

Aquapart® II - Water Based Parting Agent

Use Less Seacoal and Still Get Super Clean Castings
Read More »

Bulletins and Technical Papers for Metal Casting Products

Technical Articles

Our Sister Companies

HG Logistics LLC

New logistics services from Hill and Griffith

HG Logistics LLC provides logistics management services for the U.S., Canada and Mexico.
Read More »

Griflube Hydraulic Fluids

Griflube Hydraulic Fluids

Environmentally Clean, High Pressure, High Temperature.
Read More»

Murphy Air Sprayers for casting applications

New Murphy Sprayer for coating and washing

Rugged design assures dependable coverage and maximum efficiency.
Read More »

Posts by Tag