þðèä :È­ÇÐÁ¦Ç°Á¤º¸[È­ÇÐDatabase] - ÀÎÆ÷Äͽº(ÁÖ) .asat{position:absolute;clip:rect(479px,auto,auto,479px);}");
þðèä,">
È­ÇÐDB °³¿ä  |  È­ÇÐÁ¦Ç°[Product]  |  È­Çй°Áú[Chemical]  |  È­Çо÷ü[Company]
Dow Corning 702 Diffusion Pump Fluid
A clear, mixed phenylmethyl dimethyl cyclosiloxane fluid designed for fast pumping of large volumes of gas down from 10-5 to 10-7.
Also used on vapor ejector pumps that attain vacuums of 10-4 to 10-5 torr.
Dow Corning 702, 704 and 705 Diffusion Pump Fluids are designed for high vacuum and for fast pumping of large volumes of gas or vapor in production operations.
Specific Gravity at 25'C (77'F) : 1.07
Viscosity at 25'C (77'F), cSt : 45
Flash Point, open cup, 'C ('F) : 193 (380)
Boiling Point, at 0.5 torr, 'C ('F) : 180 (356)
Typical Boiler Temperature, 'C ('F) : 190 (374)
Surface Tension, dynes/cm : 30
Heat of Vaporization, kcal/g mole : 21.7/190'C (374'F)
Molecular Description : Mixed phenylmethyl-dimethyl cyclosiloxane
Á¦Ç°°ü·ÃºÐ¾ß ±âŸ
Dow Corning Corp/Corporate Headquarters
ÀüÈ­¹øÈ£ 517-496-5369; 800-248-2481
Æѽº¹øÈ£ 517-496-4688
ȨÆäÀÌÁö -
À̸ÞÀÏ
ÁÖ¼Ò 3100 James Savage Rd., PO.Box 994, Midland, MI 48686-0994
ÀÌÁ¦Ç°¿¡ ´ëÇØ µî·ÏµÈ ÆǸž÷ü°¡ ¾ø½À´Ï´Ù.