High-performance friction discs (Part 7T3456) engineered for extreme-heat applications in mining and construction machinery. Features ceramic-composite materials and advanced cooling grooves for reliable operation under heavy loads. Compatible with leading global equipment brands.
Engineered for high-stress environments like foundries and mining sites, 7T3456 friction discs deliver unmatched thermal stability with a 500°C operational ceiling—exceeding standard aftermarket solutions by 35% in heat resistance 16.
Equipment Coverage:
Excavators | Wheel Loaders | Mining Trucks | Crawler Dozers | Agricultural Tractors
Brand Fitment:
Komatsu | Caterpillar | Shantui | Case | JCB | Volvo | John Deere | ZF | YTO
Parameter | Specification |
---|---|
Core Material | Ceramic-embedded copper alloy |
Temperature Range | -40°C to 500°C |
Surface Technology | Laser-cut radial cooling slots |
Thickness | 5.0mm ±0.03mm |
Dynamic Friction | μ=0.48±0.01 at 4.0MPa |
Thermal Fatigue Resistance: Withstands 1,200+ thermal shock cycles (rapid 400°C+ fluctuations) without cracking 1
Abrasion Immunity: Tungsten-carbide reinforcement reduces wear in silica-rich mining environments by 50% vs. standard discs 6
Oil Contamination Tolerance: Maintains μ>0.45 with 20% fluid degradation—ideal for dusty agriculture and construction sites
Extended Service Life: 3X lifespan in high-torque excavator transmissions validated in Chilean copper mines
Excavator final drive clutches in smelting plants
Loader differential brakes in quarry operations
Tractor PTO systems near kilns/furnaces
Mining haul truck retarders
Bulldozer transmission assemblies
Certifications: ISO 9001:2015, API 7K+ (enhanced for thermal stress) 1
Testing Protocol: 1,000hr accelerated heat cycling (SAE J661)
Compliance: RoHS, REACH, MSHA ignition-proof
Traceability: Laser-etched heat batch codes
Request Technical Validation:
[+8615866053319]
→ Obtain thermal test reports
→ Discuss bulk pricing (MOQ 50+ units) 5
→ Access mining application case studies
→ Request emergency heat-stress kits
Industry-Specific Services:
24h high-failure-risk response
Site temperature profiling
Custom cooling groove designs
Batch-specific material certs
Technical Differentiation:
Material Science:
Ceramic-copper hybrid matrix (superior to sintered bronze in 1)
Radial laser slots (40% better heat dissipation vs. conventional grooves)
Certifications:
MSHA ignition-proof (mining safety compliance) 6
Enhanced API 7K+ standard (petroleum/industrial grade) 1
Performance:
500°C operational limit (validated in smelter yard excavators)
20% fluid degradation tolerance
Supply Chain:
MOQ 50+ volume discounts 5
Heat-zone batch tracking