Medical Engineering Plastics

We act as an agent for sales and production of high-end medical engineering plastics, providing safe and high-performance base materials for medical products. Our product range covers various types to meet the special requirements of different medical devices.

Product Features:

- Complete range of material types

- Stable quality

- Excellent product performance

- Good biocompatibility

- Suitable for various molding processes

Technical Parameter Summary Table

VESTAKEEP® D4 G Performance Data Sheet

Product Basic Information

Product Description: VESTAKEEP® D4 G is a natural-colored, high-viscosity polyetheretherketone (PEEK) designed for removable and fixed dental crown and bridge restorations.

Material Type: Polyetheretherketone (PEEK)

Manufacturer: Evonik Industries AG

Supply Regions: North America, Europe

Characteristics: Biocompatible, good chemical resistance, high viscosity

Applications: Dental applications

Certifications: ISO 10993 Part 3, 5, 10, 11, 18, USP Class VI

Appearance: Natural color

Processing Methods: Extrusion, Injection Molding

Physical Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Density73°F (23°C)1.30g/cm³ISO 1183
Melt Volume Rate (MVR)380°C/5.0 kg12.0cm³/10minISO 1133
Water Absorption - Saturated73°F (23°C)0.40%ISO 62

Mechanical Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Tensile Modulus--3500MPaISO 527-2
Tensile Stress - Yield--96.0MPaISO 527-2
Tensile Strain - Yield--5.0%ISO 527-2
Tensile Strain - Break--> 10%ISO 527-2

Impact Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Izod Notched Impact Strength73°F (23°C), Complete Break8.0kJ/m²ISO 179/1eA
Izod Unnotched Impact Strength73°F (23°C)Unbroken--ISO 179/1eU

Thermal Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Heat Deflection Temperature66 psi (0.45 MPa), Unannealed210°CISO 75-2/B
Heat Deflection Temperature264 psi (1.8 MPa), Unannealed155°CISO 75-2/A
Vicat Softening Temperature--335°CISO 306/A
Vicat Softening Temperature--305°CISO 306/B
Melting Temperature--340°CISO 11357-3
Linear Thermal Expansion Coefficient - Flow73 to 131°F (23 to 55°C)4.5E-5cm/cm/°CISO 11359-2

Processing Parameters

Property Item Test Conditions Rated Value Unit Test Method Remarks
Processing (Melt) Temperature--380 to 400°C--
Mold Temperature--160 to 200°C--

PEEK-OPTIMA® Granular Performance Data Sheet

Product Basic Information

Product Description: PEEK-OPTIMA® polymers are high-performance biomaterials that provide advanced solutions for implant manufacturing.

Material Type: Polyetheretherketone (PEEK)

Manufacturer: Invibio Inc.

Supply Regions: North America, Europe

Characteristics: Radiation, steam, ethylene oxide sterilizable, hydrolysis resistance, high strength, good chemical resistance, biocompatibility, good sterilizability, good wear resistance

Applications: Human implants, medical, nursing supplies

Certifications: DMF Unrated, ISO 10993, USP Class VI, FDA Unrated, MAF Unrated

Appearance: Natural color

Processing Methods: Extrusion, Compression Molding, Injection Molding

Physical Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Density / Specific Gravity--1.29g/cm³ASTM D792
Shrinkage Rate - Flow0.118 in (3.00 mm)1.2%ASTM D955
Water Absorption73°F (23°C), 24 hr0.50%ISO 62

Mechanical Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Tensile Stress - Yield--100MPaISO 527-2/1B/50
Tensile Strain - Break--20%ISO 527-2/1B/50
Flexural Modulus--4000MPaISO 178
Flexural Stress--170MPaISO 178
Compressive Strength--118MPaASTM D695
Shear Modulus--1300MPaASTM D732
Shear Strength--53.1MPaASTM D732
Poisson's Ratio--0.40--ASTM E132

Impact Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Izod Notched Impact Strength--63J/mASTM D256
Izod Unnotched Impact Strength--Unbroken--ASTM D256

Hardness

Property Item Test Conditions Rated Value Unit Test Method Remarks
Rockwell Hardness (M Scale)--99--ASTM D785

Thermal Properties

Property Item Test Conditions Rated Value Unit Test Method Remarks
Melting Temperature--340°CDSC
Linear Thermal Expansion Coefficient - Flow--4.7E-5cm/cm/°CASTM D696
Linear Thermal Expansion Coefficient - Flow--1.1E-4cm/cm/°CASTM D696

Processing Parameters

Property Item Test Conditions Rated Value Unit Test Method Remarks
Drying Temperature--150°C--
Drying Time--3.0hr--
Recommended Maximum Moisture Content--0.10%--
Recommended Maximum Recycled Material Ratio--0%--
Barrel Rear Temperature--350 to 355°C--
Barrel Middle Temperature--355 to 365°C--
Barrel Front Temperature--360 to 370°C--
Nozzle Temperature--365 to 375°C--
Mold Temperature--160 to 200°C--
Injection Pressure--7.00 to 14.0MPa--
Packing Pressure--4.00 to 10.0MPa--
Back Pressure--0.200 to 5.00MPa--
Screw Speed--50 to 100rpm--
Clamping Force--5.0 to 8.0kN/cm²--
Screw Length-Diameter Ratio--18.0:1.0 to 24.0:1.0----
Screw Compression Ratio--2.0 : 1.0 to 3.0 : 1.0----
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