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Calcium stearate

Name: Calcium stearate
Brand: Pathak Consultancy
Price: 140.0 INR
Availability: InStock

Price 140.0 INR/ Kilograms

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MOQ : 25 Kilograms

Calcium stearate Specification

Purity
98%

Storage
Store in a cool, dry, well-ventilated area in tightly closed container

Molecular Formula
C36H70CaO4

Other Names
Calcium octadecanoate

Poisonous
Yes

Melting Point
179-180C

Taste
Odorless, Tasteless

Density
1.08 Gram per cubic centimeter(g/cm3)

Structural Formula
(C17H35COO)2Ca

Form
White Fine Powder

Ph Level
7-8 (1% dispersion in water)

Boiling point
Decomposes

HS Code
29157090

Molecular Weight
607.02 g/mol

Solubility
Insoluble in water, soluble in hot organic solvents such as benzene and chlorinated hydrocarbons

Shape
Powder

Smell
Odorless

Classification
Fatty acid salt

Chemical Name
Calcium stearate

CAS No
1592-23-0

EINECS No
209-136-7

Grade
Technical, Food, Pharmaceutical

Standard
Meets relevant industry standards (e.g., FCC, BP, USP, as required)

Type
Salt of calcium and stearic acid

Usage
Industrial, food, pharmaceuticals, plastics, rubber

Main Material
Calcium stearate

Application
Used as a lubricant, release agent, and as a stabilizer in plastics, rubber processing, paints, and cosmetics

Non Toxic
Yes

Moisture Content
Max 2.0%

Shelf Life
2 years from date of manufacture if stored properly

Bulk Density
0.30 - 0.50 g/cm3

Lead Content
2 ppm

Stability
Stable under normal conditions

Particle Size
<8 m (typical for fine grade)

pH of Aqueous Solution
7-10

Compatibility
Compatible with polyvinyl chloride, polyethylene, rubber, etc.

Appearance
White, free flowing powder

Heavy Metals Content
<10 ppm

Free Fatty Acid Content
1.5% as stearic acid

Packing
25 kg paper bags with PE liner or as per customer requirement

Calcium stearate Trade Information

Minimum Order Quantity
25 Kilograms

Delivery Time
1 Days

About Calcium stearate

Calcium Stearate PVC Industry

Definition:

Calcium Stearate (CS) is a calcium salt of stearic acid, widely used as a lubricant, stabilizer and processing aid in PVC manufacturing.

Features:

Good internal & external lubrication
Good heat stability
Moisture-repellent properties
Non-toxic and metal-soap based
Improves PVC processing
Good dispersion in PVC compounds

Advantages & Benefits:

Reduces friction during processing
Improves melt flow and processing efficiency
Helps prevent material sticking to equipment
Improves surface finish of PVC products
Supports better dimensional stability
Can reduce processing defects

Applications:

PVC Agri Pipes
UPVC/CPVC Pipes & Fittings
Casing & Column Pipes
Conduit & SWR Pipes
PVC Profiles
WPC & Foam Boards
PVC Sheets and other rigid PVC products

Key Properties and Technical Specifications

Calcium stearate is notable for its white, free-flowing powder form, impressive purity (98%), and excellent compatibility with materials like PVC, polyethylene, and rubber. It has a melting point of 179-180C and remains stable under standard conditions. With low moisture and heavy metal content, it is safe for a range of industrial uses. The product's insolubility in water and solubility in hot organic solvents further widen its application scope.

Versatile Applications Across Industries

This material serves as a lubricant, release agent, and stabilizer in manufacturing and processing industries. It is commonly incorporated into plastics, rubber, coatings, and even personal care and pharmaceutical products. Approved for use per industry standards (such as FCC, BP, USP), calcium stearate's role in enhancing product quality and process efficiency is well-established.

Safe Handling and Storage Guidelines

Calcium stearate should be stored in tightly sealed containers in a cool, dry, well-ventilated area to maintain its quality and extend shelf life. It is non-toxic, odorless, and tasteless, making it suitable for sensitive applications. Ensure compliance with recommended storage practices to preserve product integrity for up to two years.

FAQ's of Calcium stearate:

Q: How is calcium stearate typically used in industrial applications?

A: Calcium stearate acts as a lubricant, release agent, and stabilizer in plastics, rubber processing, paints, and cosmetics. Its compatibility with various polymers and insolubility in water make it particularly effective in preventing materials from sticking to equipment or molds, enhancing overall production efficiency.

Q: What are the main benefits of using calcium stearate?

A: Key benefits include its ability to improve process flow, prevent caking, act as an antistatic and demolding agent, and provide stabilization in plastics and rubbers. Its non-toxic, odorless nature ensures suitability for food, pharmaceuticals, and sensitive product formulations.

Q: When should calcium stearate be added during the manufacturing process?

A: Calcium stearate is usually incorporated during the blending or compounding stage of raw materials. This ensures it is evenly distributed throughout the mixture, enhancing its functionality as a processing aid or stabilizer.

Q: Where should calcium stearate be stored for maximum shelf life?

A: To ensure a two-year shelf life, calcium stearate should be stored in a cool, dry, and well-ventilated area, in tightly closed containers. This prevents moisture uptake and contamination, preserving its effectiveness and purity.

Q: What are the safety considerations when handling calcium stearate?

A: Calcium stearate is classified as non-toxic, non-poisonous, odorless, and tasteless. Standard safety procedures, such as avoiding inhalation of dust and using appropriate personal protective equipment, should still be followed during handling and storage.

Q: Is calcium stearate compatible with all polymers and rubbers?

A: Calcium stearate is compatible with a wide range of polymers and elastomers, including polyvinyl chloride (PVC), polyethylene, and various rubbers. Its compatibility makes it a preferred additive in diverse manufacturing processes.

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