Stainless Steel Spacer for CR20XX Cell (15.5mm Diam x 0.5 mm) - 100 pcs/pck - CR20-Spacer-05

Stainless Steel Spacer for CR20XX Cell (15.5mm Diam x 0.5 mm) - 100 pcs/pck - CR20-Spacer-05100 pcs of the spacer made of 304 or 316 Stainless Steel for CR20XX Series Coin cell. Click the picture below to see how to place the spacer and spring into button case: CR2032 case and spring is shown in picture is not included Specifications Crimper (click Pic to order)

Si3N4 covers both side on Corning 7980 0F fused silica  ( Warning: the Si3N4 film may have stressed induced micro-cracking resulted from the large difference of thermal expansion coefficient between Si3N4 and SiO2 fused silica )

- OTF-1200X-S-R-II 4" Two Zone Rotary CVD Tube Furnace @1200C Max

Material  Nickel bounded Stainless Steel

Resistivity:  100+/-10  ohm/sq

Durability:                 10 million times

2) kg for roll

25" (210MM)

Size: 10x10x 0

Thermal Conductivity:           640

This is a pair of high temperature silicone rubber O rings for OD 70mm Alumina or quartz tube in high temperature tube furnaces

For detailed specification data sheet

temp difference between the adjacent zones ~100°C (heat up one zone only