Applications
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Inslation coating material for motor busbar：Heat resistance/Powder coating/High breakdown voltage
Conventinal coating process for busbar & material
Powder coating ：Epoxy、PEEK
Metal insert molding ：PPS、LCP、PA
Dip coating with vannis ：Epoxy
Required Properties
High retention rate of electrical property at high temp.
Adhesion with copper
Coating thickness accuracy
Chemical resistance
Heat aging resistanceAdvantages with AURUM™
Coat to complex-shaped parts by powder coating
High retention rate of electrical property(high breakdown voltage) at high temp.
More eco-friendly without varnish solventRecommended grades
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Thrust washers for transmissions: sliding properties and reduced weight
Conventional materials
Metal (steel), PEEK, non-thermoplastic PI
Issues
Compared with metals: reduced weight, sliding properties (self-lubricating), damage to other components in the event of breakage
Required Properties
Compared with resins: critical PV value (high temperature stiffness), dimensional accuracy
Advantages with AURUM™
- Low weight
- Reduced damage to other components
- High PV rating
- Dimensional accuracy
Effects of weight reduction: approx. 60% (compared with SUS)
Can be used in sliding applications with harsh environments (use for large-diameter washers)Recommended grades
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Seal rings for transmissions: sliding properties, dimensional accuracy
Conventional materials
PEEK, non-thermoplastic PI
Issues
PEEK: critical PV value, dimensional stability at 150℃ and higher (Gap control)
Non-thermoplastic PI: Gap joint shape flexibility, dimensional stabilityRequired Properties
Sliding properties (critical PV value), coefficient of expansion, chemical resistance (ATF properties)
Advantages with AURUM™
- High PV rating
- Dimensional accuracy
- Gap joint shape flexibility
Can be used in sliding applications with harsh environments (in environments of 150℃ and higher)
Gap joint shape flexibility (thermoplastic resin)Recommended grades
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Turbo charger abradable seal: improved sealing properties
Conventional materials
Metal (AI), PI coating, PTFE material
Issues
Metals: gap control (limited due to metal-to-metal contact)
Resins: coefficient of expansion (-60 - 230℃), high cost due to cuttingRequired Properties
Coefficient of expansion, low damage to other materials, chemical resistance (blow-by resistance)
Advantages with AURUM™
- Coefficient of expansion
- Reduced damage to other components
- Injection molding (low cost)
Reduced fuel consumption: 2% reduction
Recommended grades
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Bearings: high sliding properties, creep resistance
Conventional materials
Metal, against thermoplastic resin
Issues
Metals: self lubrication
Resins: critical PV value, creep resistanceRequired Properties
Molded products with high dimensional accuracy due to injection molding
Advantages with AURUM™
- Critical PV value (high temperatures)
- Creep resistance
- Self lubrication (against metals)
Can be applied to bearings in harsh environments (around 245℃)
Recommended grades
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Pistons: reduced weight
Conventional materials
Metal
Issues
High density
Required Properties
High temperature stiffness, fatigue resistance, sliding properties
Advantages with AURUM™
Reduced weight of pistons > reduced counter weight
Engines with lower weights can be proposedRecommended grades
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Oil seals for construction machinery: long-term durability
Conventional materials
Cotton phenol
Issues
Long-term durability (chemical resistance), dust generation during processing
Required Properties
Long-term durability(high temperature stiffness, sliding properties), toughness
Advantages with AURUM™
- Long-term durability(high temperature stiffness, sliding properties)
- Toughness
Long-term durability
High-quality cylinders (drastic reduction in market complaints)Recommended grades
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Structural components of aircraft engines: high temperature stiffness, chemical resistance
Conventional materials
Metal
Issues
Weight reduction, corrosion resistance
Required Properties
High temperature stiffness (~ 230℃), chemical resistance (MEK, acetone)
Advantages with AURUM™
- Long-term durability(high temperature stiffness, sliding properties)
- Chemical resistance
Complex shapes can be created through injection molding
Excellent high temperature stiffness is maintained even in engine environmentsRecommended grades
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Resin for CFRP: high temperature stiffness (high Tg)
Conventional materials
Thermosetting resins, thermoplastic resins (PEEK, PEI)
Issues
Thermosetting resins: processing cycle time (long), expiration date, heat resistance
PEEK, PEI: High temperature stiffnessRequired Properties
Aircraft applications: High chemical resistance (MEK, acetone, aircraft fuel), high temperature stiffness
Advantages with AURUM™
- High temperature stiffness
- Chemical resistance
- Amorphous (shrinkage factor)
- Fine powder
CFRP with excellent high temperature properties > can be applied to aircraft components and materials
Recommended grades
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Electric wire coating (extrusion coating): heat resistance, extrusion coating
Conventional materials
PAI (polyamide-imide), thermoplastic resin (PEEK)
Issues
PAI (polyamide-imide): film formability of at least 100 μｍ (cost), pinholes
Required Properties
Heat resistance on par with PAI (polyamide-imide) (200℃), extrusion coating (10 - 500 μｍ)
Advantages with AURUM™
- Heat resistance (200℃)
- Creep resistance
- Extrusion coating
Possesses heat resistance and electrical properties comparable to PAI (polyamide-imide), and enables extrusion coating
Recommended grades
Other uses
CNG Regulator Valve Seat
Cost ReductionOil pump outer rotor proposal
Weight reductionDemodialyzer: Impeller (For Discharge)
High precision gearSliding parts for sewing machines
Limit PV value, high-precision molded productsIC Tray
Low WarpageLiquid crystal panel manufacturing jig
high temperature rigidityDiamond Grindstone Binder
Fine Powder,High Temperature Stiffness