Practical examples of POTICON – expanding fields of use
Watches
- Part name: Watch gear
- Grade: OA30 (POM system)
- Feature: Micro-sized reinforcement
- Conventional material: Metal
Reason for application
- Micro-sized reinforcement up to the tip
- Sliding properties
Characteristics
- Physical characteristics
Specific gravity: 1.68, Water-absorbing property: 0.20%
- Mechanical characteristics
Tensile strength: 111 MPa, Elongation at break: 3.5%, Flexural strength: 169 MPa, Flexural modulus: 8.8 GPa, IZOD: 44 J/m
- Thermal characteristics
HDT: 153℃, Linear expansion coefficient: 3.0 x 10-5/K
- Sliding properties
Coefficient of friction: 0.28, Comparative abrasion quantity: 0.296 x 10-1 mm3/N・km, Comparative abrasion quantity of mating member: 0 x 10-1 mm3/N・km
Vehicles
- Part name: Clutch sleeve bearing
- Grade: NTE264B (PA66 system)
- Features: Sliding properties, dimensional stability, stiffness, surface smoothness
- Conventional material: Sintered metal
Reason for application
- Aluminum is not damaged by sliding together with aluminum shaft.
- Roundness
- Weight reduction by combination with aluminum shaft
Characteristics
- Physical characteristics
Specific gravity: 1.38, Water-absorbing property: 1.00%
- Mechanical characteristics
Tensile strength: 119 MPa, Elongation at break: 3.7%, Flexural strength: 177 MPa, Flexural modulus: 7.5 GPa, IZOD: 39 J/m
- Thermal characteristics
HDT: 225℃, Linear expansion coefficient: 2.5 x 10-5/K
- Sliding properties
Coefficient of friction: 0.15, Comparative abrasion quantity: 0.006 x 10-1 mm3/N・km, Comparative abrasion quantity of complementary member: 0 x 10-1 mm3/N・km
Printers/Copiers
- Part name: LBP sliding bearing
- Grade: RF25X2 (PPS system)
- Features: Resistance to heat, sliding properties, dimensional accuracy
- Conventional materials: Metal bearings
Reason for application
- Superior sliding properties without lubrication
- Resistance to heat (Constant resistance to heat: 150℃)
- Dimensional accuracy
Characteristics
- Physical characteristics
Specific gravity: 1.6, Water-absorbing property: 0.02%
- Mechanical characteristics
Tensile strength: 78 MPa, Elongation at break: 2.2%, Flexural strength: 120 MPa, Flexural modulus: 7.1 GPa, IZOD: 25 J/m
- Thermal characteristics
HDT: 218℃, Linear expansion coefficient: 2.5 x 10-5/K
- Sliding properties
Coefficient of friction: 0.20, Comparative abrasion quantity: 0.02 x 10-1 mm3/N・km, Comparative abrasion quantity of mating member: 0 x 10-1 mm3/N・km
Mobile phones
- Part name: LED reflector
- Grade: NM114HW (Special PA system)
- Features: Whiteness, resistance to heat discoloration, lifetime characteristics
- Conventional material: Special PA/GF
Reason for application
- High initial brightness
- Minimal discoloration in the heat treatment process
- Deterioration of brightness is minor even in extended current tests.
Characteristics
- Physical characteristics
Specific gravity: 1.61, Water-absorbing property: 0.25%
- Mechanical characteristics
Tensile Strength: 107 MPa, Elongation at break: 2.5%, Flexural strength: 173MPa, Flexural modulus: 8.2 GPa, IZOD: 36 J/m
- Thermal characteristic
HDT: 282℃ (0.46 MPa), Linear expansion coefficient: 3.1 x 10-5/K
- Sliding properties
Comparative abrasion quantity: x 10-1 mm3/N・km, Comparative abrasion quantity of mating member: x 10-1 mm3/N・km
Development of POTICON Resin Compound
