CQCY Materials sapphire plungers, G5 ruby styli, jewel bearings, sapphire optics & specialty alloys

Supply monocrystalline sapphire and ruby precision components (HPLC plungers, G5 CMM probe styli, jewel bearings, optical windows, UHP waterjet orifices) and controlled-expansion, resistance, bimetal and thermocouple alloys from CQCY Materials.

Controlled Expansion Alloys for Ceramic Packaging, Micromotors & NEV Batteries

CQCY Materials manufactures vacuum-melted Fe-Ni-Co (Kovar / 4J29) and Fe-Ni controlled thermal expansion alloys for hermetic semiconductor ceramic packages alongside precision strips for coreless micromotors and EV battery interconnects.

Controlled Coefficient of Thermal Expansion (CTE) alloys matched to alumina ceramics and borosilicate glass
High-permeability magnetic and conductive alloys engineered for coreless hollow-cup micromotors
Clad composite and pure nickel busbar strips for new energy vehicle (NEV) power battery modules
Supply forms: cold-rolled precision strip, foil, drawn wire, centerless-ground rods and stamped preforms

Precision Resistance Alloys, Electrothermal Alloys & Fuse Melt Materials

CQCY Materials produces Manganin, Constantan and modified Evanohm precision resistance alloys for current-sensing shunts and metrology resistors, together with high-temperature heating alloys and calibrated fuse melt strips.

Ultra-low Temperature Coefficient of Resistance (TCR) and minimal thermal EMF against copper terminals
Precision Cu-Mn-Ni and Cu-Ni shunt strips for smart energy meters, EV battery management (BMS) and inverters
Oxidation-resistant Ni-Cr and Fe-Cr-Al electrothermal wire and ribbon for industrial heating elements
High-purity silver-copper and alloy melt ribbons for semiconductor and photovoltaic high-speed fuses

Thermostatic Bimetals, Electrical Contact Materials & Thermocouple Alloys

CQCY Materials supplies solid-phase bonded thermostatic bimetal strips, silver-alloy electrical contacts and IEC Class 1 thermocouple wires for circuit breakers, thermal relays, appliance thermostats and industrial pyrometry.

5J-series thermostatic bimetals with tightly controlled flexivity and specific resistivity for breaker trip units
Inlay, overlay and edge-bonded silver contact strips and rivets for contactors, relays and micro-switches
Bare and insulated thermocouple alloys (Types K, N, E, J, T) and extension wires with high EMF stability
Supply forms: slitted coils, snap-action bimetal discs, U-shaped trip elements and calibrated wire spools

Precision Ruby & Sapphire Vee, Cup and Through-Hole Jewel Bearings

CQCY Materials fabricates synthetic monocrystalline corundum (ruby and white sapphire, Mohs hardness 9) miniature bearings for mechanical watch movements, turbine flowmeters, aviation gyroscopes and precision gauges.

Through-hole ring and olive jewel bearings (通孔宝石轴承) with optional oil-retaining cup recesses
Conical vee jewels and spherical cup jewels (槽型宝石轴承) for low-friction pivot support in instruments
Endstones (cap jewels), pallet stones and impulse rollers diamond-polished to sub-micron surface roughness
Negligible starting torque, zero magnetic permeability and complete chemical resistance in corrosive media

Grade 5 (G5) Ruby Stylus Balls & CMM Touch Probe Styli

CQCY Materials manufactures Grade 5 monocrystalline ruby spheres and complete touch-trigger probe styli for Coordinate Measuring Machines (CMMs), CNC machine tool spindle probes and gear inspection centers.

Grade 5 (G5) synthetic ruby spheres with sphericity tolerance ≤ 0.13 μm and mirror-lapped surface finish
Styli stems engineered in tungsten carbide, ceramic, carbon fiber (CFRP) and non-magnetic stainless steel
Drilled ruby balls (blind or through-hole) from Ø 0.3 mm to Ø 10 mm and precision solid reference spheres
Compatible with M2, M3, M4 and M5 probe threads for dimensional metrology and in-process CNC gauging

Sapphire Plunger Rods & Ruby/Sapphire Check Valves for HPLC Pumps

CQCY Materials produces ultra-smooth monocrystalline sapphire plungers and miniature ball-and-seat check valves for High-Performance Liquid Chromatography (HPLC) pumps, clinical analyzers and precision chemical dosing pumps.

Sapphire plunger rods lapped to cylindricity ≤ 0.5 μm and surface roughness Ra ≤ 0.012 μm for extended seal life
Available as bare sapphire rods or bonded assemblies with 316L stainless steel, titanium or ceramic shanks
Matched ruby/sapphire balls and precision-lapped sapphire seats for zero-leakage HPLC inlet/outlet check valves
Chemically inert against aggressive mobile phases, halogenated solvents, strong acids and saline buffers

Sapphire Optical Windows, Lenses & Monocrystalline Sapphire Tubes

Combining broad optical transmission (150 nm UV to 5500 nm mid-IR) with extreme scratch and thermal shock resistance, CQCY sapphire optics protect sensors in harsh process, aerospace and medical environments.

Flat, stepped and tapered sapphire optical windows (蓝宝石光学窗口) with optical-grade parallelism and surface quality
Spherical, hemispherical, plano-convex and cylindrical sapphire lenses (蓝宝石透镜) for laser and IR optics
Single-crystal sapphire tubes (蓝宝石管) for ICP spectrometer torches, halogen lamps and high-temperature sight glasses
Metallized edge windows ready for brazing into Kovar or titanium housings for high-pressure reactor viewports

Ruby & Sapphire Waterjet Orifices, UHP Nozzles & Precision Micro-Orifices

CQCY Materials manufactures precision-drilled ruby and sapphire orifices engineered to form coherent ultra-high-pressure water jets in CNC waterjet cutting machines, hydro-entanglement (spunlace) strips and industrial atomizers.

Replacement ruby and sapphire waterjet cutting orifices rated for continuous operation at 4000 to 6000 bar
Laser-drilled and diamond-honed micro-orifices (宝石微孔) from Ø 0.04 mm to Ø 1.50 mm with chip-free inlet edges
Nozzle inserts for nonwoven spunlace jet strips, paper mill trim squirts, high-pressure surface cleaning and fuel atomization
Available as bare jewel inserts or press-fitted into stainless steel and brass mounts matching standard UHP cutting heads

Specification verification for CQCY Materials alloys and sapphire components

The Functional Materials & Precision Components division of Chongqing Chuanyi Automation Co., Ltd. (CQCY, SSE: 603100) operates vacuum metallurgy rolling mills alongside precision monocrystalline corundum (ruby and white sapphire) machining shops.

When ordering functional metal alloys (Kovar, Constantan, Manganin, thermostatic bimetals, thermocouple wire), specify the alloy grade, temper condition, strip/wire dimensions and target electrical or thermal expansion tolerances.

For precision ruby and sapphire components (HPLC plungers, G5 CMM styli, jewel bearings, optical windows, waterjet orifices), provide the part code or engineering drawing with geometric tolerances and surface finish requirements.

Sapphire plunger rods and ruby/sapphire check valves for HPLC & dosing pumps

High-Performance Liquid Chromatography (HPLC) pumps, ion chromatographs and clinical analyzers rely on ultra-smooth monocrystalline sapphire plungers (宝石柱塞棒) to maintain stable high-pressure flow without seal wear.

CQCY sapphire plungers are diamond-lapped to cylindricity ≤ 0.5 μm and surface roughness Ra ≤ 0.012 μm, supplied either as bare rods or precision-bonded to 316L stainless steel, titanium or ceramic shanks.

We also deliver matched ruby/sapphire balls and lapped sapphire seats for zero-dead-volume HPLC inlet and outlet check valves (宝石单向阀).

Grade 5 (G5) ruby stylus balls and CMM touch-trigger probe styli

Coordinate Measuring Machines (CMMs) and CNC spindle touch probes require extremely hard, lightweight and spherical contact tips to prevent surface marring and false trigger deflections.

CQCY Materials manufactures Grade 5 (G5) monocrystalline ruby spheres with sphericity ≤ 0.13 μm, available as solid reference balls or drilled spheres (Ø 0.3 mm to Ø 10 mm).

We supply complete CMM styli assemblies (G5级红宝石测针) mounted on tungsten carbide, ceramic, carbon fiber (CFRP) or non-magnetic stainless steel stems with M2, M3, M4 and M5 threads.

Ruby & sapphire waterjet cutting orifices and precision micro-nozzles

In abrasive and pure-water UHP cutting heads operating at 4000 to 6000 bar, orifice geometry directly determines jet coherence, cutting speed and focusing tube longevity.

We supply replacement ruby and sapphire waterjet orifices (高压水射流喷嘴) mounted in standard stainless steel or brass holders, as well as bare micro-orifice jewels (宝石微孔) from Ø 0.04 mm to Ø 1.50 mm.

Precision corundum nozzle inserts are also supplied for nonwoven spunlace hydro-entanglement manifolds, paper mill trim squirts and high-pressure misting nozzles.

Vee, cup and through-hole jewel bearings for instruments and watch movements

Synthetic ruby and sapphire jewel bearings provide near-zero starting friction, high load capacity and complete corrosion immunity for precision pivots.

Our catalog covers through-hole ring and olive jewels (通孔宝石轴承), conical vee jewels and spherical cup jewels (槽型宝石轴承), endstones, pallet stones and impulse rollers.

Applications span smart water and gas meters, turbine flowmeters, aviation gyroscopes, dial indicators and mechanical watch calibers.

Sapphire optical windows, lenses and single-crystal sapphire tubes

Monocrystalline sapphire transmits wavelengths from 150 nm (UV) to 5500 nm (mid-IR) while withstanding extreme pressure, thermal shock up to +1800 °C and abrasive particle erosion.

We supply flat, stepped and tapered sapphire optical windows (蓝宝石光学窗口), spherical/hemispherical/cylindrical lenses (蓝宝石透镜) and edge-metallized windows for hermetic brazing.

Single-crystal sapphire tubes (蓝宝石管) are supplied for ICP spectrometer plasma torches, optical pyrometers and high-pressure chemical reactor sight glasses.

Controlled expansion, precision resistance, bimetal and thermocouple alloys

CQCY Materials produces Fe-Ni-Co (Kovar 4J29) and Fe-Ni controlled expansion strips for ceramic semiconductor packaging, coreless micromotor magnetic alloys and NEV battery clad busbars.

Resistance and electrothermal offerings include Manganin, Constantan and Ni-Cr shunt strips, industrial heating ribbons and calibrated fuse melt alloys.

We also supply 5J-series thermostatic bimetal strips and snap discs, silver-alloy composite electrical contacts and IEC Class 1 thermocouple alloys (Types K, N, E, J, T).

Custom crystal orientation machining and precision strip slitting

Beyond standard catalog dimensions, CQCY Materials machines custom sapphire insulators, wire-drawing dies, optical prisms and C-axis oriented crystal components to customer blueprints.

Metallurgical rolling and slitting lines deliver custom strip thicknesses, edge profiles and stamped bimetal or shunt preforms.

Full dimensional inspection reports and material composition certificates accompany every production batch.

Global export delivery, cleanroom packaging and OEM supply

We coordinate factory production, interferometric and metrological QA verification and international shipping of CQCY Materials sapphire components and specialty alloys.

Optical windows, HPLC plungers and ruby styli are packed in shock-proof anti-static trays and vacuum-sealed containers.

Send us your part numbers, engineering drawings or alloy specifications to receive a tailored commercial proposal.

Specifications, minimum order quantities, lead times and pricing for CQCY Materials products are quoted individually upon request. Final technical parameters and delivery terms are defined in the supply contract.