3200 Dwight Road Suite #100 Elk Grove, CA Ph: Fax: GNB Corporation

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1 3200 Dwight Road Suite #100 Elk Grove, CA Ph: Fax: GNB Corporation Vacuum Excellence Defined

2 A Message from our President Welcome, and thank you for your interest in GNB. GNB has been providing highly successful vacuum products for the worldwide scientific and industrial markets since Our vision is that our customers will be so impressed that they say WOW! We d like to do business with GNB again. Because of this, GNB will consistently grow in sales and profitability, and become renowned for the value we add to our products and services. GNB values customers, partners, and employees who demonstrate positive and productive attitudes, enthusiasm for excellence, integrity, highly skilled work, professionalism, and community service. Ken Harrison, P.E. GNB Corporation

3 The Benefits of Partnership 40+ years of engineering and manufacturing experience specifically for the vacuum industry Complete range of vacuum valves, chambers and accessories that can be combined and integrated for reduced costs Innovative, custom solutions to match any specification and budget Large project CNC machining capability Stable and reliable company that stands behind its products

4 Engineering The GNB engineering team is recognized in the industry for solving the most difficult challenges Our capabilities include: Design Modeling Finite Element Analysis Stress Calculations Thermal Calculations

5 Engineered for Excellence GNB Engineered Chamber measuring 60 in diameter. Includes a 170 custom valve that seals with differential pressure in either direction.

6 Products and Services A partnership offering solutions to help our customers succeed, not just a catalog of parts from which to choose World leader in custom engineered products Standard and custom vacuum valves Medium to large custom vacuum chambers Multi-coolant baffles & liquid nitrogen traps Custom engineering and analysis to solve some of the most difficult applications

7 Primary Vacuum Applications Served Solar Flat Panel Display Semiconductor Coating Processes Aerospace and Satellite Testing Automotive Government and University Research Vacuum Casting and Metallurgy Medical Processes

8 In-line Coating Systems

9 Wear Coating System 3-chamber production system with 2 ea 20 by 54 rectangular valves Solar Panel Coating System 11-chamber production system with 22 ea 4 x 64 rectangular valves

10 Rectangular Gate Valves Slit, Flapper, Flangeless and Bodiless 26 x 52 Custom Valve Laser isotope separation research system 3 x 24 Valves Solar panel coating system

11 Bodiless Valves Bodiless Valves designed into your chamber by GNB s engineers for reduced costs. 42 Gate Valve 10 x 34 Gate Valve

12 Key Features of GNB Gate Valves Seals both ways with atmosphere differential pressure, offering greater flexibility in system configuration Oversized rollers to handle sealing forces Field-adjustable gate allows for flange irregularities Valve body supports itself and pump without stands or brackets Valve operates in any position Designed and cleaned for 10-8 Torr operation Heavy duty design for long life

13 Gate Valves Isolation, 3-position and Throttling Sizes 4 to stainless steel or painted mild steel construction Heavy duty design for long life Bellows or dual o-ring shaft sealing available Water cooled flanges and body options available Leak tested with Helium Mass Spectrometer to <1x10-9 std cc/sec He leak rate

14 Large Gate Valves 52 Gate Valves 44 UHV Gate Valve Vibration <.01Gs peak to peak LIGO Project

15 Water Cooled Gate Valves Cooled Gates, Bodies and Flanges 14 High Vacuum Gate Valve Loadlock isolation on Si Crystal Growing Furnace Operates at 900 degrees C 6 Sight Port Isolation Gate Valves Isolates and protects site ports on furnace

16 Protective Metal Guardring Valves Designed to reduce particles or heat from process getting into the valve PMG valves available in sizes 4 to 72 Mild or Stainless Steel construction

17 Pendulum Valves Sizes 150mm to 320mm 304 stainless steel Small footprint design Seals both ways Low particulate Easy cleaning Rotary feed-through for long o-ring life

18 Poppet or Angle Valves FEATURES 304 stainless steel or painted mild steel construction Heavy duty design for long life Bellows or dual o-ring shaft sealing Water cooled flanges and body options available Leak checked to <1x10-9 Torr Integrated baffle option available

19 Chambers Mid Size

20 Chambers - Large

21 Chambers Very Large 9 ft Diameter by 16 ft Long

22 Multi-coolant Baffles Liquid Nitrogen Traps, Baffles and Diffusers

23 Throttle Plates Pneumatic and Servo Controlled ASA Bolted Flange Optional Pneumatic or Electric Drive ISO Clamped Flange

24 Valve Rebuilding GNB will rebuild our own or our competitors valves. GNB can also provide custom modifications to many valves to meet customers new requirements. BEFORE Note: Evaluation of valves is currently performed at GNB plant in California, but global service centers are being developed AFTER

25 Vacuum Products Viewports Bellows Products Large Flanges Tees, Elbows, Nipples Crosses Many Custom Components

26 Manufacturing Facility 50,000 sq ft Designed for Manufacturing Designed for value

27 Manufacturing Capabilities Horizontal Boring Mills travel to 120 each axis Vertical Turning Lathe to 80 diameter Vertical Machining Centers to 80 travel 5-axis Waterjet Cutting Material Handling Capacity to 40,000 lbs.

28 Vacuum Testing Helium Mass Spectrometer Leak Detection All products are leak checked to <1x10-9 std cc/sec He by pumping product to base pressure and then using the Helium to spray all welds and o-ring seals for leaks. RGA and Bakeout Capability GNB is one of the few companies that understands UHV and knows how to provide additional leak checking services to <1x10-11 Torr

29 Thank You! We very much appreciate your time and consideration. We look forward to working with you soon!