HOMEPRODUCTSPEEKKetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK

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  • KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK
  • KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK
  • KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK
  • KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK
  • KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK
  • KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK

KetaSpire® KT-880 BK 95: Medical Polyether Ether Ketone PEEK

KetaSpire® KT-880 BK 95 is a flame-retardant polyether ether ketone (PEEK) grade from Solvay, offering thermal stability, excellent electrical insulation, and broad sterilization compatibility for medical, aerospace, and electrical applications.

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  • Product Struction

What is KetaSpire® KT-880

 

KetaSpire® KT-880 BK 95 is a member of Solvay's high-performance Polyether Ether Ketone PEEK family. While maintaining the inherent high-temperature and chemical stability of PEEK resin, this material further enhances flame retardancy, processing flow, and medical-grade biocompatibility.

Its performance covers a wide range of applications, from film and extrusion grades to medical and drinking water contact grades, providing greater design flexibility for precision components in demanding environments.

KetaSpire® KT-880 BK 95

 

I. Key Highlights

 

Excellent flame retardancy: UL94 V-0 (3.0mm) is compliant, making it suitable for electrical and medical devices with stringent safety standards.

High-temperature long-term stability: RTI (Electrical/Structural) ratings are both 260°C, enabling long-term operation under high thermal and electrical stresses.

Multiple sterilization compatibility: Supports steam, autoclave, gamma irradiation, ethylene oxide, and electron beam sterilization.

Excellent dimensional stability and fatigue resistance: Ensures controlled deformation under long-term loads in medical devices and aerospace connectors. High Flow: MFR (400°C, 2.16kg) is 36 g/10min, significantly improving the efficiency of injection molding and thin-walled product processing.

 

II. Performance Analysis

 

ULConditionStandardValueUnit
CTIIEC 601124PLC
GWFI0.85mmIEC 60695-2-12960°C
GWFI1.5mmIEC 60695-2-12960°C
GWIT3.0mmIEC 60695-2-13850°C
HAINC BK 0.2mmUL 746A1PLC
HAINC BK 1.5mmUL 746A1PLC
HAINC BK 3.0mmUL 746A1PLC
HVTRUL 746A3PLC
HWINC BK 0.2mmUL 746A3PLC
HWINC BK 1.5mmUL 746A1PLC
HWINC BK 3.0mmUL 746A1PLC
RTIElec   NC BK 0.2mmUL 746B260°C
RTIElec   NC BK 0.75mmUL 746B260°C
RTIImp  NC BK 0.85mmUL 746B180°C
RTIImp  NC BK 1.5mmUL 746B180°C
RTIStr  NC BK 1.5mmUL 746B260°C
RTIStr  NC BK 3.0mmUL 746B260°C
Arc ResistanceASTM D4956PLC
Flame RatingNC BK 0.2mmUL94HB
Flame RatingNC BK 1.5mmUL94HB
Flame RatingNC BK 3.0mmUL94V-0
Mechanical behaviorConditionStandardValueUnit
ElongationYieldISO 5275.0%
ElongationYield 50mm/minASTM D6385.2%
ElongationBreakISO 52710~20%
ElongationBreak 50mm/minASTM D63810~20%
Shearing StrengthASTM D73295.1MPa
Compressive StrengthASTM D695123MPa
Flexural StrengthASTM D790153MPa
Flexural ModulusISO 1783900MPa
Izod Un-notch ImpactASTM D4812NB
Izod Un-notch ImpactISO 180NB
Tensile Strength50mm/minASTM D638100MPa
Tensile StrengthYieldISO 527102MPa
Tensile Modulus1.0mm/minASTM D6383700MPa
Poisson's RatioASTM E1320.37
ThermalConditionStandardValueUnit
Heat Conductivity CoefficientASTM E15300.25W/(m·K)
Specific Heat50°CASTM C3511330J/(kg·°C)
Specific Heat200°CASTM C3511930J/(kg·°C)
HDTAnnealed 1.8MPaASTM D648160°C
Melting TemperatureASTM D3418343°C
Glass Transition TemperatureASTM D3418147°C
CLEFlow -50.0~50°CASTM E8315E-5cm/cm/°C
Physical propertyConditionStandardValueUnit
Water Absorption24hrASTM D5700.10%
ShrinkageFlowASTM D9551.4~1.6%
ShrinkagexFlowASTM D9551.5~1.7%
DensityASTM D7921.30g/cm³
Melt Viscosity400°C 1000sˉ1ASTM D3835150Pa·s
Melt Index400°C 2.16kgASTM D123836g/10min
Electrical propertiesConditionStandardValueUnit
Dielectric Constant1KHzASTM D1503.01
Volume ResistivityASTM D2573.8E+17Ω.cm
Dielectric Strength3.0mmASTM D14915KV/mm
Dissipation Factor1KHzASTM D1500.001
Surface ResistivityASTM D2571.9E+17Ω
HardnessConditionStandardValueUnit
Rockwell HardnessM(Scale)ASTM D785102
FlammabilityConditionStandardValueUnit
Flame RatingNC BK 0.2mmUL94HB
Flame RatingNC BK 0.75mmUL94HB
Flame RatingNC BK 3.0mmUL94V-0

Robust Mechanical Properties

Tensile strength of approximately 100 MPa and flexural strength of approximately 150 MPa, demonstrating a combination of rigidity and toughness. The material exhibits stable performance in impact and fatigue tests, making it suitable for components subjected to long-term mechanical loads.

Excellent Thermal Stability

With a high melting point of 343°C and a heat deflection temperature of approximately 160°C, it maintains structural integrity under high temperatures and repeated thermal cycling.

Excellent Electrical Insulation

Volume resistivity of approximately 3.8 × 10¹⁷ Ω·cm and dielectric strength of 15 kV/mm, it is suitable for high-voltage insulation and electronic connection systems.

Flame retardancy and strong safety

UL94 V-0 rating (3 mm), GWFI and GWIT ratings of 960°C and 850°C, respectively, demonstrate excellent flame retardancy and arc protection.

Chemical resistance and wide compatibility with sterilization

It offers stable resistance to acids, alkalis, oils, and a variety of chemical media. It is compatible with various sterilization methods, including steam, high pressure, ethylene oxide, and radiation, making it suitable for the repeated use of medical devices and industrial parts.

 

Iii. Process Compatibility

 

KetaSpire® KT-880 BK 95 has excellent processing flexibility and can be applied to various forming methods:

  ・Injection molding: Its melt has a relatively high fluidity (about 150 Pa·s), which can shorten the molding cycle while maintaining the precision of the product.

  ・Extrusion and blow molding: Suitable for the production of films, profiles and hollow products, ensuring uniform product structure.

  ・Thermoforming and CNC machining: It features excellent dimensional stability and can meet the secondary processing requirements of high-precision components.

In the manufacturing of medical equipment and aviation structural components, this material has good interface compatibility with metal substrates such as stainless steel and titanium alloy, supporting the integrated forming and assembly of composite parts.

 

Iv. Typical Application Fields

 

IndustryRepresentative ApplicationsMaterial Advantages
AerospaceCable connectors, fuel system componentsFlame retardant, lightweight, high temperature resistance
Medical DevicesSurgical instruments, dental components, sterilizable housingsRepeated sterilization capability, biocompatibility
Electrical & ElectronicsInsulating brackets, sensor housingsHigh dielectric strength, thermal stability
Oil & GasPump seals, valve assembliesChemical resistance, fatigue resistance
Industrial EquipmentPrecision films, bearing housingsWear resistance, low water absorption

 

V. Industry Trends and Competitive Advantages

 

In medical and aerospace manufacturing, polyetheretherketone (PEEK) is replacing traditional metals and engineering plastics such as PPS and PEI, becoming the mainstream choice for high-end parts.

The high flowability and multi-standard certifications of KetaSpire® KT-880 BK 95 make it suitable not only for mass injection molding but also for the production of precision films and high-purity components.

It reduces molding costs without sacrificing strength, helping manufacturers achieve a balance between high performance and manufacturability.

 

VI. Recommended Materials Similar to KetaSpire® KT-880

 

Product ModelDensityTensile StrengthElongationShrinkageTensile ModulusHeat Deflection Temp.Izod Impact (Notched)Flexural ModulusIzod Impact (Unnotched)Flexural StrengthFlexural Strength
KT-880 BK 951.30 g/cm³100 MPa5.00%1.4~1.6 %4000 MPa160 °C5.40 kJ/m²3800 MPa153 MPa153 MPa
KT-880 BK1.3 g/cm³102 MPa5.20%1.50%3700 MPa160 °C53 J/m3800 MPa153 MPa153 MPa
KT-880 CF301.41 g/cm³218 MPa1.70%0.0~0.20 %20900 MPa315 °C64 J/m17900 MPa640 J/m321 MPa321 MPa
KT-880 GF30 BG 201.53 g/cm³162 MPa3.10%0.1~0.3 %11200 MPa315 °C7.04 kJ/m²10500 MPa86.73 kJ/m²260 MPa260 MPa
KT-880 FW301.45 g/cm³180 MPa1.80%0.55%13500 MPa68 J/m13500 MPa530 J/m280 MPa280 MPa
KT-880 NT1.3 g/cm³100 MPa5.20%1.40~1.60 %3700 MPa160 °C53 J/m3800 MPa153 MPa153 MPa
KT-880 GF201.46 g/cm³152 MPa3.70%8200 MPa60 J/m7860 MPa770 J/m254 MPa254 MPa
KT-880 GF30 BK 951.53 g/cm³162 MPa3.10%0.1~0.3 %11200 MPa315 °C7.04 kJ/m²10500 MPa86.73 kJ/m²260 MPa260 MPa
KT-880 SL301.48 g/cm³162 MPa1.90%0.65~0.85 %14500 MPa293 °C5.83 kJ/m²11700 MPa32.1 kJ/m²225 MPa225 MPa
KT-880 CF401.46 g/cm³258 MPa1.60%33000 MPa332 °C80 J/m30000 MPa750 J/m386 MPa386 MPa
KT-880 NL1.30 g/cm³100 MPa5.20%1.70%3700 MPa160 °C53 J/m3800 MPa153 MPa153 MPa
KT-880 GF15 NT1.42 g/cm³138 MPa5.00%6610 MPa278 °C4.79 kJ/m²67.34 kJ/m²231 MPa231 MPa
KT-880 CF 30 MR1.41 g/cm³218 MPa1.70%0.10%20900 MPa315 °C64 J/m17900 MPa640 J/m321 MPa321 MPa

 

VII. FAQ: Frequently Asked Questions Before Purchasing

 

Q1: What is the difference between KetaSpire® KT-880 BK 95 and standard PEEK?
A: This model is flame-retardant and medical-grade, offering enhanced sterilization compatibility and electrical safety, making it suitable for demanding industries.

Q2: Can this material be used for food contact?
A: It is certified for drinking water contact, and some batches meet food-grade requirements. We recommend verifying the compliance certificate when purchasing.

Q3: Does Juyuan offer modification solutions?
A: Juyuan can provide glass fiber reinforced, lubricated, or conductive modified versions based on customer needs to suit different operating conditions.

 

VIII. Juyuan - Your PEEK Supply and Technology Partner

 

As a supplier specializing in the international trade of plastic raw materials for 24 years, Juyuan not only provides PEEK materials from original sources but also offers modification recommendations, molding guidance, and alternative options tailored to industry needs.

Whether you're in the medical device, aviation manufacturing, or petrochemical industries, Juyuan can match you with the most suitable polyether ether ketone PEEK solution.

Polyether Ether Ketone PEEK

 

 

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