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Mechanical Seal TB685 replace Burgmann MFL85N

Name: Mechanical Seal TB685 replace Burgmann MFL85N
Brand: TOPBON Mechanical Seal Manufacturer
SKU: 18298101
Rating: 4.75 (10 reviews)

Categories	Metal Bellow Mechanical Seal
Brand	TOPBON Mechanical Seal Manufacturer
Model	TB685
Temperature	-20℃-200℃
Speed	≦23m/s
Pressure	≦2.1MPA
Stationary Seat	TBG9
Rotary Ring Material	CAR/SIC/TC
Stationary Ring Material	CER/SIC/TC
O-Ring Material	VIT, Encasulated Ring, EPDM
Spring & Metal Parts	SUS304/SUS316
Application	Clean Water，Sewage Water，Oil
Update Time	Dec 26,2024

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Detail Information

Product Introduction

Product Size

Product Details

Product Model

Mechanical seal TB685

Replacement to:

Burgmann MFL85N

Operational Conditions:

Temperature: -20℃ to +200℃

Pressure: ≤2.1MPa

Speed: ≤23m/s

Materials:

Stationary Ring: Silicon Carbide, TC, Cer

Rotary Ring: Silicon Carbide, Car, TC

Secondary Seal: VIT, Encasulated Ring, EPDM

Spring and Metal Parts: SUS304,SUS316

Applications:

Clean water,

sewage water

oil and other moderately corrosive fluids

Stationary Seat:

Standard: TBG9

Alternative:

Product details

SIZE

Size/ Metric	d	D3	D2	L3	L1
16	16	30.00	27.0	10.0	32.5
18	18	32.00	33.0	11.5	30.5
20	20	33.50	35.0	11.5	30.5
22	22	36.50	37.0	11.5	30.5
24	24	39.00	39.0	11.5	28.5
25	25	39.60	40.0	11.5	28.5
28	28	42.80	43.0	11.5	31.0
30	30	45.00	45.0	11.5	31.0
32	32	46.00	48.0	11.5	31.0
33	33	48.00	48.0	11.5	31.0
35	35	49.20	50.0	11.5	31.0
38	38	52.30	56.0	14.0	31.0
40	40	55.50	58.0	14.0	31.0
43	43	57.50	61.0	14.0	31.0
45	45	58.70	63.0	14.0	31.0
48	48	61.90	66.0	14.0	31.0
50	50	65.00	70.0	15.0	32.5
53	53	68.20	73.0	15.0	32.5
55	55	70.00	75.0	15.0	32.5
58	58	71.70	78.0	15.0	37.5
60	60	74.60	80.0	15.0	37.5
63	63	79.00	83.0	15.0	37.5
65	65	84.10	85.0	15.0	37.5
68	68	87.30	90.0	18.0	34.5
70	70	87.30	92.0	18.0	42.0
75	75	95.00	97.0	18.0	42.0
80	80	98.40	105.0	18.2	41.8
85	85	104.70	110.0	18.2	41.8
90	90	111.00	115.0	18.2	46.8
95	95	114.00	120.0	17.2	47.8
100	100	117.40	125.0	17.2	47.8

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