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4280 Marie Court
Fremont, CA, 94536
United States

+1-510-518-5758

At USA Pen Company, we craft pens and pencils in a small utility workshop of a house in Elk River, Minnesota.  We use exotic wood and acrylic to hand make our pens. Our selection over the past few months has evolved into an assortment of contemporary designs... Come take a look at our collection and choose your favorite to either gift to your loved one, or keep all for yourself! 

All our pens and pencils are handmade in the United States of America (USA).

Welcome to the art of pen and pencil making at USA Pen Company. 

Would you rather have synthetic plastic or the feel of rich natural wood in your hand? We make our pens with carefully selected exotic wood from different parts of the world! 

Do visit our Gallery and Lookbook. If you like any pen currently not available in our "BUY NOW!" page, email us the details and we will specially handcraft and ship it to you within 14 days of your order. 

We look forward to serving your needs. Thanks!

Type 50.2 Ti Rotor (Used)

Spares and Accessories

At ServiceAI, we stock new as well as fully tested used spare parts and accessories. Please email us at support@serviceai.us for more information.

Type 50.2 Ti Rotor (Used)

Type 50.2 Ti Rotor
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Type 50.2 Ti Rotor
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Type 50.2 Ti Rotor (Used)

2,499.00

The Type 50.2 Titanium rotor is rated for 50 000 rpm. It is a fixed angle Beckman Coulter rotor designed to centrifuge up to twelve tubes at a 24-degree angle to the axis of rotation. This rotor will ship with a new over-speed disk and o-rings, and can be used In Beckman Coulter Class G, H, R, and S Preparative Ultracentrifuges.

This rotor will work well with the Optima L-100K ultracentrifuge.

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ROTOR SPECIFICATIONS:

Maximum speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 000 rpm  

Density rating at maximum speed. . . . . . . . . . . . . . . . . . . . . . . . . 1.2 g/mL                  

Relative Centrifugal Field* at maximum speed     

At rmax (107.9 mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302 000 × g             

At rav (81.2 mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227 000 × g            

At rmin (54.4 mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152 000 × g           

k factor at maximum speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69  

Conditions requiring speed reductions . . . . . . . . . . . . . . . see RUN SPEEDS in rotor manual                

Number of tube cavities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12    

Available tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see Table 1 in rotor manual                  

Nominal tube dimensions (largest tube) . . . . . . . . . . . . . . . . . . 25 × 89 mm               

Nominal tube capacity (largest tube). . . . . . . . . . . . . . . . . . . . . . . . . 39 mL                 

Nominal rotor capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 468 mL  

Approximate acceleration time to maximum speed            

(fully loaded) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 1/2 min           

Approximate deceleration time from maximum speed     

(fully loaded) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 min            

Weight of fully loaded rotor . . . . . . . . . . . . . . . . . . . . . . . . 13.6 kg (30 lb)    

Rotor material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . titanium               

Also see our web page on Beckman Coulter ultracentrifuges available in our stock for this rotor.