Description

Distillates, Petroleum, Heavy, Solvent Extract, Heart-Cut is a specialized hydrocarbon fraction derived from the solvent extraction and precise distillation of heavy petroleum feedstocks. This product matters for its role as a high-performance process oil, plasticizer, or chemical intermediate, offering consistent properties critical for manufacturing reliability. It is needed by formulators and manufacturers in the rubber, polymer, lubricant, and specialty chemical industries seeking tailored viscosity and solvency characteristics.

Application

• As a process oil and extender in the production of synthetic rubbers and elastomers.
• As a plasticizer and softening agent in polymer and plastic compounding.
• As a base or blending component for industrial lubricants and greases.
• As a chemical feedstock for further synthesis and derivative manufacturing.
• As a component in adhesive and sealant formulations.
• As a dust control or conditioning agent.
• In the production of carbon black and other carbon-based materials.
• As a waterproofing and impregnating agent for various materials.

Basic Information

Product Name	Distillates, Petroleum, Heavy, Solvent Extract, Heart-Cut
CAS No.	70528-71-1
Molecular Formula	Complex mixture of hydrocarbons
Molecular Weight	Varies by fraction
Synonyms	Heavy Solvent Extracted Petroleum Distillate; Heart-Cut Aromatic Extract; Heavy Aromatic Extract Oil; Heavy Naphthenic Distillate, Solvent-Extracted; Treated Distillate Aromatic Extract; Aromatic Process Oil; Extract, petroleum, heavy distillate solvent; Hydrotreated heavy naphthenic distillate
EINECS	274-845-0

Quality Control

Our Distillates, Petroleum, Heavy, Solvent Extract, Heart-Cut is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in key parameters such as viscosity, flash point, aromatic content, and color. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flame. Keep container tightly sealed when not in use to prevent contamination and minimize evaporation. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Dark viscous liquid
Identification (IR)	Conforms
Specific Gravity (20°C)	0.95 - 1.05
Kinematic Viscosity (40°C)	100 - 500 cSt
Flash Point (PMCC)	> 150 °C
Pour Point	< 0 °C
Aniline Point	Contact for details
Color (ASTM)	< 8.0

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.