Heat Endurance and Thermal Conductivity

Materials classified within the Heat Endurance & Thermal Conductivity category utilize the advantageous characteristics of ACROSS C/C composites under high temperature environment. Its unique fiber arrangement and weaves make them especially well-suited for high heat applications such as industrial furnace and oven parts
Friction Materials

Materials classified within the Friction Materials category employ the unique frictional and thermal shock resistance characteristics of ACROSS C/C composites. The distinct structural make up of this category achieves in producing fine parts such as brakes and clutches and industrial bearings.
Advanced Functions

ACROSS’ continuous research and development have resulted in highly functional C/C composites and also C/C Metal composites for applications such as robotics and automation where weight and rigidity/flexibility is crucial. Our experienced composites design team possesses the ability to custom build advanced materials tailor-made to our customer’s specifications.
ACROSS Manufacturing Technology
Conventional Method

ACROSS PY Method

Conventionally, C/C composite used to be expensive and time consuming to manufacture due to its complicated processing method such as CVD (chemical vapor deposition) and CVI (chemical vapor infiltration). We have simplified the manufacturing process by using a new patented method called PY (preformed carbon fiber yarn), resulting in great reduction in time and cost.
ACROSS Fiber Arrangements Technology
| Directional Arrangement of Fiber
| Length of Fiber
| Application
| Characteristics
|
| Uni-directional |
Long |
Rods, Springs, Pins |
Maximum rigidity |
| Bi-directional (0/90) Layer |
Long |
Plates, Heat Trays |
High resistance against heat; High resistance against corrosion |
| Bi-directional (0/90) Woven |
Long |
Pipes, Angles, Sheets |
Can be made into complex shape |
| Multi-directional (Random) |
Short |
Brakes, Clutches, Bolts/Nuts |
For precision processing and high technicality material |
| Custom/specially designed |
Long |
Rocket, aircraft components |
Available for special application |
By controlling the directional arrangement and the length of carbon fiber reinforcement that supports the carbon matrix, we are able to change the characteristics of the C/C composite so that it can be used for different kinds of application.
ACROSS Carbon/Carbon/Metal Composite Technology

We offer variety of C/CMC composites with special characteristics to suit different kinds of application. By controlling the pores of carbon matrix structure, we are able to put in different kinds of metal and create custom composite.
Heat Treatment
Fixture systems undergo tremendous heat load during heat treatment processes. Fixtures and grids made from conventional steel last only several months before repair is needed. ACROSS C/C composites fixtures and components are ideal for this application often lasting more than 5 years and absolutely maintenance free. The cost benefits are enormous when weight reduction and parts processed are accounted for.

Semiconductor
Material requirements for components such as crucibles and screws used during crystal cultivation processes require extreme purity levels and other characteristics. ACROSS C/C components and parts will meet and exceed these extreme conditions required which cannot be attained from ultra-pure graphite or conventional C/C elements.

Photovoltaic
As the world demand for alternative energy sources increases, the need for Photovoltaic manufacturers to produce more efficient equipments will rise. To keep with this trend ACROSS can provide with high standard C/C parts including plates and fasteners that can withstand the conditions and pace of modern solar equipment manufacturing. Not only do we provide the quality parts and services but will also support through fast delivery for the volume you require.

Automotive
In addition to the custom jigs and fixture components used for heat treating of automotive parts, ACROSS also produces high performance automotive components including racing clutches, brakes and LSDs. By utilizing ACROSS Carbon/Carbon technology, we can assist you in boosting your performance whether your needs are for high performance vehicles or energy efficient automotive supplies.

Aerospace
As the payload on aircraft systems gets larger, the performance of parts and components will also need improvements to keep in line with this movement. C/C demand will grow as well. Aircraft brake is one application which ACROSS Carbon/Carbon technology can take advantage of. The excellent strength-to-weight ratio makes them optimal for these applications.

Liquid Crystals Manufacturing
In growing support of LC industry, ACROSS C/C parts such as robotic arm tools exhibit outstanding performance when utilized during the transport of glass substrates. The growing demand for larger glass substrates and lightweight robotic grippers makes ACROSS composites an excellent substitute for conventional ceramic materials. The significant characteristics as relevant to the LC industry are its lightweight structure, excellent strength and high heat resistance.

Railway
ACROSS C/C composites are being used widely as sliding boards to collect electrical power in rail systems. It keeps the electrical resistance low by compounding the C/C with copper alloy. It has very high rigidity, good resistance to wear, high arc-resistance, and less damage to power lines in comparison with metal boards.

Other Industries
ACROSS C/C composites are vital in various other industries. Glass processing requires material with excellent thermal shock resistance as well as heat resistance. Hard metal tool manufacturers require robust furnace supplies including sintering trays. ACROSS C/C is the optimal material for these demanding processes.

Company
ACROSS USA, INC.
Established in 2006 as part of ACROSS Corporation’s global network, ACROSS USA strives to deliver its highest quality carbon/carbon composite materials to the American markets. Our very own carbon/carbon materials are unique in both its manufacturing method and physical characteristics. Through innovative carbon/carbon technology, we aim to reach out and provide solutions to a wide variety of industries and applications.
ACROSS Corporation
Established in 1987, ACROSS Corporation, headquartered in Japan, is a leading company in the development and manufacturing of advanced carbon/carbon composites. Through intensive research, ACROSS has pioneered, perfected, and patented an innovative processing technique in the development of C/C composites. This revolutionary method has enabled ACROSS to overcome various complexities associated with C/C composites and greatly reduce its production time and cost.
ISO 9001:2000 Certified
Manufacturing Plants
- WARABIPlant #1
- WARABIPlant #2
- WARABIPlant #3
- TODAPlant #1
- TODAPlant #2
- SASAMEPlant
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