Calcium Carbonate Filled PP Compounds for Plastic Furniture

Description:
Calcium Carbonate Filled PP Compound is manufactured by compounding Polypropylene Homo-Polymer with fine grade of Chalk, with suitable grade of processing Aid, Heat stabilizer and Anti-oxidant. This injection moulding grade is specially designed for Garden Furniture and Household Application.
Special Characteristics:
The filler in the compound incorporates certain important properties those are essential for ultimate product.
The properties are as under:


  • Improves scratch resistance.
  • Improves Dimension Stability etc.
  • Improves Mechanical Property.
  • Reduces Cost.
  • Reduces Shrinkage etc

Technical Characteristics:

Physical Properties

Test Method

Unit

Typical Value

PP-412C

PP-413C

PP-414C

Density

ASTM-D-792

-

1.65-1.75

1.45-1.55

1.35-1.45

Melt Flow Index

ASTM-D-1238

gm/10 min

2.5-3.5

4.5-6.5

5.5-6.5

Moisture Content

PPIL

PPM

< 600

< 600

< 600

Filler Contents

TGA

%

78 ± 2

70 ± 2

60 ± 2

Color

Visual

Spectro

Natural White

Natural White

Natural White

Form

Visual

-

Granules

Granules

Granules

Mechanical Properties

Flexural Modulus

ASTM-D-790

Kg/Cm2

30,000

35,000

35,000

Flexural Strength

ASTM-D-790

Kg/Cm2

260

270

270

Izod Impact Strength

ASTM-D-256

Kg.Cm/Cm

2.0

2.5

2.5

Tensile Strength at break

ASTM-D-638

Kg/Cm2

175

175

175

Elongation @ Break

ASTM-D-638

%

10

10

10

Note: We also make tailor made compounds as per desired technical properties.
Application: Manufacturing of Garden Plastic Furniture and Household Applications.
Pre-drying: It is recommended to pre-dry the granules in vacuum/ Air circulated ovens for 70-80 ᵒC for 2-4 hrs.
Extrusion Temperature Conditions:
As a general guideline, the following temperature profile is recommended:

ZONES

Zone-1

Zone-2

Zone-3

Zone-4

Zone-5

Zone-6

Temperature

160-170ᵒ

180-190ᵒ

200ᵒ

210ᵒ

220ᵒ

230ᵒ

Note: This is only a general guideline, actual condition may vary depending upon the raw material, processing and machinery used.
Storage           :           The material shall be kept in a cool dry place for best results.
Form               :           The material is supplied in the form of Pellets.
Packing           :           HDPE/PP Woven Sack Bags of 25 kg.
We believe this information is based on the best currently available data on this subject. It is offered as a possible helpful suggestion in experimentation you may care to undertake along these lines. It is subjected to revision as additional knowledge and experience are gained. This publication is not a license to operate under or intended to suggest infringement of any existing patents.