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Borstar® FB2235

1 of 15 products in this brand
Borstar®FB2235 is produced using the proprietary Borstar®bimodal technology resulting in easy extrusion with superior mechanical properties.

Polymer Name: Polyethylene (unspecified)

Processing Methods: Coextrusion

Additives Included: Anti-Blocking Agent, Antioxidant, Slip Agent

Melt Flow Index: 0.25 - 0.25 g/10 min

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Identification & Functionality

Plastics & Elastomers Functions
CAS No.
25087-34-7
Technologies

Features & Benefits

Product Highlights

Film made from the product exhibits excellent mechanical strength at normal as well as low temperature, good sealing properties and superior ESCR.

Borstar®FB2235 contains Slip, Antiblock & Antioxidant

Key Features

Easy process ability                                                   Low COF
Excellent impact strength – stiffness balance           Toughness at low temperature
Good seal properties                                                 Superior ESCR
Bubble stability                                                          Excellent printability

Applications & Uses

Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods
Applications

Mono layer & co-extrusion films                            Frozen Food
Lamination (incl. Stand up Pouches)                    Exclusive Carrier/Boutique bags
Compression Packaging                                       Impact modifier
Industrial Film                                                        Liquid Packaging film

Processing Conditions

Borstar®FB2235 can be processed in most types of blown film equipment such as LDPE, LLDPE or HDPE extruders. The balance of draw down properties and bubble stability is superior to conventional LLDPE and LDPE. Thickness of 10 to >2000m can be processed with good bubble stability. The product is well suited for co-extrusion.


Recommended extrusion temperature is 190 - 210°C. A die gap of 1.0 - 1.8 mm will give the best balance between extruder pressure and physical properties in the film. Wider die gap gives higher machine direction orientation.


Borstar®FB2235 provides excellent mechanical properties balance by optimizing film processing parameters like Blow up ratio (BUR) and Frost Line Height (FLH). Higher impact strength can be achieved by raising the FLH. High BUR (>2) also results in improved mechanical properties.


Recommended processing conditions:


Melt temperature      190 –210°C
Die gap                     1.0 – 1.8 mm
FLH                           2 - 4 DD
BUR                          >2:1

Properties

Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
Density923kg/m3ASTM D 792
Melt Flow Rate (190°C/2.16Kg)0.25g/10minASTM D1238
Melt Flow Rate (190°C/5.0Kg)1g/10minASTM D1238
Melt Flow Rate (190°C/21.6Kg)22g/10minASTM D1238
Melting Temperature124°CISO 11357/03
Vicat Softening Point A50 (10 N)101°CISO 306
Escr – 10% Igepal – F 50%min. 5000HoursASTM D1693-B
Film Properties
ValueUnitsTest Method / Conditions
Elongation At Break (MD)550%ISO 527-3
Elongation At Break (TD)750%ISO 527-3
Tear Strength (MD)4NASTM D 1922
Tear Strength (TD)8NASTM D 1922
Tensile Strength at Break (MD)50MPaISO 527-3
Tensile Strength at Break (TD)40MPaISO 527-3
Tensile Strength At Yield (Td)12MPaISO 527-3
Tensile Modulus (1 % Secant) (Md/Td)250/300 MPaASTM D 882
Coefficient Of Friction0.2ASTM D 1894
Gloss ( 60°)10°ASTM D 2457
Dart Drop600gASTM D 1709/A
Puncture Resistance, Force50NASTM D 5748
Puncture Resistance, Energy3JASTM D 5748

Regulatory & Compliance

Food Contact Regulations

Borstar®FB2235 fulfills the food contact regulations in most countries. If required, contact your Borouge representative for a certificate.

Recycling

The product is suitable for recycling using modern methods of shredding and cleaning. In-house production waste should be kept clean to facilitate direct recycling.

Standards

Borouge is certified to various ISO standards.

Safety & Health

Safety

The product is not classified as a hazardous mixture.

Storage & Handling

Storage

This product should be stored in dry conditions at temperature bellow 50°C and protected from UV-light. Improper storage can initiate degradation, which results in odor generation and color changes and can have negative effects on physical properties of this product.