GES, INC. A Family of Graphite and carbon Companies

High Temperature Materials

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GES Graphite

Graphite Electrode Sales has more than 50 years experience and is the leading distributor of graphite and carbon products in the Americas. In addition, we offer many value added services including: warehousing, anti-ox coatings, re-packaging, and technical service. At GES, we guarantee and stand behind the quality of our products. We look forward to doing business with you in the future.

“Quality, Service, and Consistency.”

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High Temperature Materials

Properties Bulk Density

Carbon Content

Flexural Strength Tensile Strength Thermal

Conductivity Grade g/cm3 % MPa MPa W/m-K

Rigid Board

GPB <0.18 99.9 2.0 - 0.25

GRB <0.17 99.9 0.2 - 0.15

Felt

CPB 0.10 99.5 - 0.15 0.16

CRB 0.09 99.0 - 0.10 0.25

GPB 0.16 99.9 - 0.25 0.40

GRB 0.08 99.9 - 0.13 0.40

CFC Sheet 1.45-1.60 99.9 112 83 -

Material 1.60-1.70 99.9 110 70 -

* The above data should be regarded as general information, not guaranteed specification limits.

GES Warehouse Facility in Emlenton, PA

Overview

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Description: An excellent material for insulations in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor Crystal Pulling/Deposition • Crystallization and Optic Fiber Production

Standard Sizes: 1000 x 1500 x 40 (50) mm Max Dimension: 1600 x 1200 x 300 mm

Graphite Rigid Board Specifications Pan Based Grade

* The above data should be regarded as general information, not guaranteed specification limits.

Properties Test Standard

Metric UOM

Density ASTM C-838 g/cm3 <0.18

Carbon Content ASTM C-830 % >99.90

Ash Content ASTM C-651 ppm <200.00

Flexural Strength ASTM C-695 MPa 2.00 Thermal

Conductivity ASTM C-565 W/m-K 0.25

Volatile ASTM C-611 % 0.00

Processing Temp. ASTM C-611 °C 2200

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Graphite Rigid Board Specifications Rayon Based Grade

Description: An excellent material for insulations in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor Crystal Pulling/Deposition • Crystallization and Optic Fiber Production

Standard Sizes: 1000 x 1500 x 40 (50) mm Max Dimension: 1600 x 1200 x 300 mm

Properties Test Standard

Metric UOM

Density ASTM C-838 g/cm3 <0.17

Carbon Content ASTM C-830 % >99.90

Ash Content ASTM C-651 ppm <100.00

Flexural Strength ASTM C-695 MPa 0.2 Thermal

Conductivity ASTM C-565 W/m-K 0.15

Volatile ASTM C-611 % 0.00

Processing Temp. ASTM C-611 °C 3000

* The above data should be regarded as general information, not guaranteed specification limits.

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Description: An excellent material for insulations in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor Crystal Pulling/Deposition • Crystallization and Optic Fiber Production

Carbon felt Specifications Pan Based Grade

* The above data should be regarded as general information, not guaranteed specification limits.

Properties Test Standard

Measurement Metric Conditions UOM

Density ASTM C-838 20°C g/cm3 0.10

Thickness ASTM C-559 - mm 3-12

Width ASTM C-830 - mm 1000/1200

Length ASTM C-651 - m 12/18

Carbon Content ASTM C-695 - % 99.5 Thermal

Conductivity ASTM C-695 1000°C W/m-K 0.16

Tensile Strength ASTM C-695 20°C MPa 0.15

Electrical Res. ASTM C-695 20°C Ohm.cm 0.25

Processing Temp.

ASTM C-565 Vacuum °C 2200

ASTM C-565 Gas Protection °C 3000

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Carbon felt Specifications Rayon Based Grade

Description: An excellent material for insulations in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor Crystal Pulling/Deposition • Crystallization and Optic Fiber Production

Properties Test Standard

Measurement Metric Conditions UOM

Density ASTM C-838 20°C g/cm3 0.09

Thickness ASTM C-559 - mm 3-12

Width ASTM C-830 - mm 1000/1200

Length ASTM C-651 - m 12/18

Carbon Content ASTM C-695 - % 99.0 Thermal

Conductivity ASTM C-695 1000°C W/m-K 0.25

Tensile Strength ASTM C-695 20°C MPa 0.10

Electrical Res. ASTM C-695 20°C Ohm.cm 0.16

Processing Temp.

ASTM C-565 Vacuum °C 2200

ASTM C-565 Gas Protection °C 3000

* The above data should be regarded as general information, not guaranteed specification limits.

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Graphite felt Specifications Pan Based Grade

Description: An excellent material for insulations in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor Crystal Pulling/Deposition • Crystallization and Optic Fiber Production

* The above data should be regarded as general information, not guaranteed specification limits.

Properties Test Standard

Measurement Metric Conditions UOM

Density ASTM C-838 20°C g/cm3 0.16

Thickness ASTM C-559 - mm 3-12

Width ASTM C-830 - mm 1000/1200

Length ASTM C-651 - m 12/18

Carbon Content ASTM C-695 - % 99.9 Thermal

Conductivity ASTM C-695 1000°C W/m-K 0.40

Tensile Strength ASTM C-695 20°C MPa 0.25

Electrical Res. ASTM C-695 20°C Ohm.cm 0.14

Processing Temp.

ASTM C-565 Vacuum °C 2200

ASTM C-565 Gas Protection °C 3000

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Graphite felt Specifications Rayon Based Grade

Description: An excellent material for insulations in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor Crystal Pulling/Deposition • Crystallization and Optic Fiber Production

* The above data should be regarded as general information, not guaranteed specification limits.

Properties Test Standard

Measurement Metric Conditions UOM

Density ASTM C-838 20°C g/cm3 0.08

Thickness ASTM C-559 - mm 3-12

Width ASTM C-830 - mm 1000/1200

Length ASTM C-651 - m 12/18

Carbon Content ASTM C-695 - % 99.9 Thermal

Conductivity ASTM C-695 1000°C W/m-K 0.40

Tensile Strength ASTM C-695 20°C MPa 0.13

Electrical Res. ASTM C-695 20°C Ohm.cm 0.12

Processing Temp.

ASTM C-565 Vacuum °C 2200

ASTM C-565 Gas Protection °C 3000

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Description: An excellent material for support, reinforcement, and fixturing in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor • Crystallization and Optic Fiber Production

CFC Sheet specifications

* The above data should be regarded as general information, not guaranteed specification limits.

Properties Test Standard

Metric UOM Warp Dir. Fill Dir.

Density ASTM C-838 g/cm3 1.45-1.60 1.45-1.60

Carbon Content ASTM C-559 % 99.9 Min. 99.9 Min.

Ash Content ASTM C-830 ppm 200 max. 200 max.

Flexural Strength ASTM C-830 MPa 112 110 Compressive

Strength ASTM C-830 MPa 66 57

Tensile Strength ASTM C-830 MPa 83 69

Treatment Temp. ASTM C-651 °C 2200

Thermal Durability ASTM C-695 °C 3600

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Description: An excellent material for support, reinforcement, and fixturing in high-temperature vacuum and inert atmosphere furnaces which are widely applied in heat treating, sintering, crystallization/optic fiber production, and semiconductors. Typical applications:

• Vacuum Furnace Insulation • Ceramic Sintering • Semiconductor • Crystallization and Optic Fiber Production

CFC Material specifications

* The above data should be regarded as general information, not guaranteed specification limits.

Properties Test Standard

Metric UOM

Density ASTM C-838 g/cm3 1.60-1.70

Carbon Content ASTM C-559 % 99.9 Min.

Ash Content ASTM C-830 ppm 100 max. Compressive

Strength ASTM C-830 MPa 130

Flexural Strength ASTM C-830 MPa 110

Tensile Strength ASTM C-830 MPa 70

Treatment Temp. ASTM C-651 °C 2200

Thermal Durability ASTM C-695 °C 3600

GES Brazil, Inc. GES, Inc.

Serving The Americas

Headquarters

5628 Clifford Circle Birmingham, AL 35210

www.geselectrodes.com

Rev: 213

South America Presence

Av. Marechal Rondon, 1400 Osasco-SP-06093-010 Brasil www.gesgraphite.com.br