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VESTAKEEP? DC4470 R

Manufacturer: EVONIK
Produced At: Europe / China
Product Category: Polyetheretherketone(PEEK)
Product No: VESTAKEEP DC4470 R
Product Quantity: 25KG / BAG
Product Features: Biocompatible，Chemical Resistant，Good Heat Resistance

Product information

VESTAKEEP? DC4470 R

Polyetheretherketone

Evonik Industries AG

Product Description:

Gingiva-colored polyether ether ketone for dental applications

VESTAKEEP? DC4470 R is a gingiva-colored polyether ether ketone (PEEK) grade that is especially designed for removable dentures to meet the aesthetic demands of the patient.

For VESTAKEEP? DC4470 R, biocompatibility has been tested according to ISO 10993-1 recommendations for permanent mucous membrane contact.

The compound composition is optimised for high biocompatibility and superior mechanical, thermal and chemical resistance.

Features	Biocompatible，Chemical Resistant，Good Heat Resistance
Uses	Dental Applications
Agency Ratings	ISO 10993 Part 10，ISO 10993 Part 11，ISO 10993 Part 18，ISO 10993 Part 3，ISO 10993 Part 5，ISO 10993-Part 1，USP Class VI
Forms	Rod

Physical	Nominal Value	Unit	Test Method
Density (73°F)	1.36	g/cm3	ISO 1183
Water Absorption (Saturation, 73°F)	0.40	%	ISO 62

Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus	638000	psi	ISO 527-2
Tensile Stress (Yield)	16000	psi	ISO 527-2
Tensile Strain			ISO 527-2
Yield	4.5	%
Break	> 10	%
Flexural Modulus	638000	psi	ISO 178
Flexural Stress	25400	psi	ISO 178
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact Strength (73°F)	2.6	ft·lb/in2	ISO 180

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
66 psi, Unannealed	410	°F	ISO 75-2/B
264 psi, Unannealed	311	°F	ISO 75-2/A
Vicat Softening Temperature
--	635	°F	ISO 306/A
--	581	°F	ISO 306/B
Melting Temperature 2	644	°F	ISO 11357-3
CLTE - Flow (73 to 131°F)	2.5E-5	in/in/°F	ISO 11359-2

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VESTAKEEP? DC4470 R

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