59U type mechanical sealDetailed product description：

The 59U pump mechanical seal belongs to the imported type of mechanical seal, which is widely used to solve the problems of running, emitting, dripping, and leaking of various fluid machinery rotary shafts in petroleum, chemical, fertilizer, synthetic fiber, printing and dyeing, metallurgy, pharmaceuticals, painting, starch, etc.

The mechanical seal of the 59U pump adopts a wedge-shaped ring made of polytetrafluoroethylene, filled polytetrafluoroethylene or flexible graphite as an auxiliary sealing ring, which improves the sealing temperature and wear resistance. It is a small spring structure, non-equilibrium seal, short axial size, and uniform pressure on the sealing end face. The application range includes media such as water, oil, organic solvents and other weakly corrosive solutions;

Temperature -50~500 ℃;
Pressure ≤ 1.7MPa;
Linear speed ≤ 25m/sec.

2、 Dimensions of mechanical seal for 59U pump

Model: MODEL	D	D1	D3	D4	D7	L	L1
59U-14	fourteen	twenty-four	twenty-one	twenty-five	two	twenty-three	twelve
59U-16	sixteen	twenty-six	twenty-three	twenty-seven	two	twenty-three	twelve
59U-18	18	thirty-two	twenty-seven	thirty-three	three	twenty-four	thirteen point five
59U-20	twenty	thirty-four	twenty-nine	thirty-five	three	twenty-four	thirteen point five
59U-22	twenty-two	thirty-six	thirty-one	thirty-seven	three	twenty-four	thirteen point five
59U-24	twenty-four	thirty-eight	thirty-three	thirty-nine	three	twenty-six point seven	thirteen point five
59U-25	twenty-five	thirty-nine	thirty-four	forty	three	twenty-seven	thirteen
59U-28	twenty-eight	forty-two	thirty-seven	forty-three	three	thirty	twelve point five
59U-30	thirty	forty-four	thirty-nine	forty-five	three	thirty point five	twelve
59U-32	thirty-two	forty-six	forty-two	forty-eight	three	thirty point five	twelve
59U-33	thirty-three	forty-seven	forty-two	forty-eight	three	thirty point five	twelve
59U-35	thirty-five	forty-nine	forty-four	fifty	three	thirty point five	twelve
59U-38	thirty-eight	fifty-four	forty-nine	fifty-six	four	thirty-two	thirteen
59U-40	forty	fifty-six	fifty-one	fifty-eight	four	thirty-two	thirteen
59U-43	forty-three	fifty-nine	fifty-four	sixty-one	four	thirty-two	thirteen
59U-45	forty-five	sixty-one	fifty-six	sixty-three	four	thirty-two	thirteen
59U-48	forty-eight	sixty-four	fifty-nine	sixty-six	four	thirty-two	thirteen
59U-50	fifty	sixty-six	sixty-two	seventy	four	thirty-four	thirteen point five
59U-53	fifty-three	sixty-nine	sixty-five	seventy-three	four	thirty-four	thirteen point five
59U-55	fifty-five	seventy-one	sixty-seven	seventy-five	four	thirty-four	thirteen point five
59U-58	fifty-eight	seventy-eight	seventy	seventy-eight	four	thirty-nine	thirteen point five
59U-60	sixty	eighty	seventy-two	eighty	four	thirty-nine	thirteen point five
59U-63	sixty-three	eighty-three	seventy-five	eighty-three	four	thirty-nine	thirteen point five
59U-65	sixty-five	eighty-five	seventy-seven	eighty-five	four	thirty-nine	thirteen point five
59U-68	sixty-eight	eighty-eight	eighty-one	ninety	four	thirty-nine	thirteen point five
59U-70	seventy	ninety	eighty-three	ninety-two	four	forty-five point five	fourteen point five
59U-75	seventy-five	ninety-five	eighty-eight	ninety-seven	four	forty-five point five	fourteen point five
59U-80	eighty	one hundred and four	ninety-five	one hundred and five	four	forty-five	fifteen
59U-85	eighty-five	one hundred and nine	one hundred	one hundred and ten	four	forty-five	fifteen
59U-90	ninety	one hundred and fourteen	one hundred and five	one hundred and fifteen	four	fifty	fifteen
59U-95	ninety-five	one hundred and nineteen	one hundred and ten	one hundred and twenty	four	fifty	fifteen
59U-100	one hundred	one hundred and twenty-four	one hundred and fifteen	one hundred and twenty-five	four	fifty	fifteen