机械密封产品画册

釜用机械密封 Agitator Mechanical Seal

辅助系统 Support System

泵用机械密封 Pump Mechanical Seal

侧搅拌器用机械密封 Agitator Side Entry Mechanical Seal

浙江兰天机械密封件有限公司

MECHANICAL SEAL PRODUCT BROCHURE

Zhejiang Landtec Mechanical Seals Co., Ltd.

HMR can completely replace the mechanical seals on KSB pump for flue gas desulfurization for power plant, imported seals for WARMAN pump, and for slurry circulation pump produced by domestic manufacturers such as Xiangyang 525 Pump Industry Co., Ltd., Shijiazhuang Industrial Pump Factory Co., Ltd., Shijiazhuang Qiangda Pump Industry Group, etc.

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~0.8

20~120

≤10

≤18%

± 0.3 mm

参数范围

30~220mm

HA4104型 机械密封

单端面集装式

平衡型

静止环补偿

弹簧与介质隔离

连接法兰由外安装

型号说明

结构特性

HA4104型为带防外冲洗液泄漏的简易密封结构

适用于水、油、酸、碱等含颗粒或结晶性介质；

主要应用一般化工流程烟气脱硫、磷复肥的条件。

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~120

≤10

≤18%

±0.3mm

30~120mm

参数范围

Seal Type

HA4104 designed to prevent external fluid leakage simple construction

Special Design Features

Single cartridge mechanical seal

Balanced

Staionary secondary ring

Springs do not contact with process fluid

Connection flange inside seal chamber

Suitable for water, oil, acid, alkali and other media；

It is mainly used in the general chemical process flue gas desulfurization and phosphorus compound fertilizer conditions.

Suitable Application

【泵用机械密封】

HA4105型 机械密封

单端面集装式

平衡型

静止环补偿

弹簧与介质隔离

连接法兰由泵腔内安装

由介质或外部冲洗液润滑与冷却

冲洗液压力应<0.05MPa

本产品可等效替代在烟气脱硫装置中使用的KSB（凯士比）、WARMAN(沃曼)吸收塔浆液循环泵上进口的机械密封。也可应用于一般化工流程、磷复肥、纸浆和造纸、制药、石油化工等行业，适用于水、油、酸、碱等含颗粒或结晶性介质。

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~120

≤10

≤18%

±0.3mm

30~230mm

Special Design Features

Single cartridge

Balanced

Stationary secondary ring

Springs do not contact with rpocess fluid

Connection flange inside seal chamber

参数范围

Suitable Application

HA4105 replaces the seal imported from KSB and WARMAN for absorption tower slurry circulation pumps in the flue gas desulfurization unit, for general chemical processes, phosphorus compound fertilizer, pulp and paper, pharmaceutical, petrochemical and other industries, suitable for water, oil, acid, alkali and other granular or crystalline media.

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Flushing liquid pressure <0.05 MPa

【泵用机械密封】

HA4105-D型 机械密封

双端面集装式机械密封

双向承压、平衡型

弹簧外置、静止环补偿

连接法兰由内安装

由介质或外部冲洗液润滑与冷却

缓冲液/隔离液压力适用范围大，一般采用0.1～0.3 MPa

为襄阳五二五泵业有限公司、石家庄工业泵厂有限公司、石家庄强大泵业集团等厂家生产的浆液循环泵的配套产品。主要应用于一般化工流程、烟气脱硫、磷复肥、氧化铝、盐业、纸浆和造纸、冶金等行业，也适用于水、油、酸、碱等含颗粒或结晶性介质；

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~180

≤12

≤40%

±0.3mm

30~230mm

参数范围

Special Design Features

Double seals cartridge mechanical seal

Dual pressurized balanced

Springs external fitted, stationary secondary ring

Internal installed connection flange

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

The buffer/isolation fluid pressure has larger range of application, generally using 0.1~0.3 MPa

Suitable Application

For slurry circulation pump produced by Xiangyang 525 Pump Industry Co., Ltd., Shijiazhuang Industrial Pump Factory Co., Ltd., Shijiazhuang Qiangda Pump Industry Group and other manufacturers. Mainly used in general chemical process, flue gas desulfurization, phosphorus compound fertilizer, alumina, salt industry, pulp and paper, metallurgy and other industries, also suitable for water, oil, acid, alkali and other granular or crystalline media;

【泵用机械密封】

HA4104-D型 机械密封

HA4104-D型为非双向承压结构

HA4104K-D型为双向承压结构

由介质或外部缓冲液/隔离液润滑与冷却。

缓冲液/隔离液压力适用范围大，一般采用0.1～0.3 MPa

主要应用于洗煤、氧化铝、盐业、矿山、纸浆和造纸、冶金等行业的含颗粒或结晶性介质中。也可用于水、油、酸、碱等介质。

双端面集装式机械密封

平衡型

弹簧外置、静止环补偿

型号说明

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft Diameter

0~1.6

-20~180

≤12

≤40%

±0.3mm

30~120mm

参数范围

Seal Type

HA4104-D designed not for dual pressurized construction

HA4104K-D Dual pressurized construction

Special Design Features

Double seal cartridge

Balanced

Springs external fitted, stationary secondary ring

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

The buffer/isolation fluid pressure has larger range of application, generally using 0.1~0.3 MPa

Suitable Application

Mainly for coal washing, alumina, salt industry, mining, pulp and paper, metallurgy and other industries containing particles or crystalline media. Also can be used for water, oil, acid, alkali and other media.

【泵用机械密封】

HA4104-D（C)型 机械密封

由介质和外部缓冲液/隔离液润滑与冷却

冲洗方案采用PLAN55，可用挂罐的方式冲洗

主要应用于洗煤、氧化铝、盐业、矿山、纸浆和造纸、冶金等行业的含颗粒或结晶性介质中。也可用于水、油、酸、碱等介质。

HA4104-D(C)型为单轴套安装结构，型号中“C”表示半集装式机械密封。

双端面半集装式机械密封

平衡型:

允许较大轴向安装误差（但当L1 ± 3 mm 以上时订货时需加以说明）

弹簧外置、静止环补偿

型号说明

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~120

≤10

≤40%

±0.3mm

30~160mm

参数范围

Seal Type

HA4104-D (C) designed for single shaft sleeve construction, C means semi cartridge seal design

Special Design Features

Double seal semi cartridge

Balanced

Allow installation with higher shaft axial error (Order to confirm when L1 ± 3 mm or above)

Springs external fitted, stationary secondary ring

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Using Plan 55 for buffer fluid, can design with hanging reservoir flushing

Suitable Application

【泵用机械密封】

HA4116-D型 机械密封

由介质或外部缓冲液/隔离液润滑与冷却。

缓冲液/隔离液压力适用范围大。

主要应用于电力行业、石油和炼油、矿山、纸浆和造纸、精细化工、盐化工、医药等行业的含颗粒或结晶性介质中。也可用于水、油、酸、碱等介质。

HA4116-D型过流部件为陶瓷结构设置

双端面集装式机械密封

双向承压、平衡型

弹簧外置、静止环补偿

任意旋向

型号说明

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~180

≤20

≤60%

±0.3mm

30~120mm

参数范围

Seal Type

HA4116-D designed process fluid overflow parts are with a ceramic structure

Special Design Features

Double seal cartridge

Dual pressurized, balanced

Springs external fitted, stationary secondary ring

Both rotation direction

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Wide range of buffer/barrier pressures.

Suitable Application

Mainly for power industry, petroleum and refining, mining, pulp and paper, fine chemicals, salt chemicals, pharmaceuticals and other industries containing granular or crystalline media. Can be used for water, oil, acid, alkali and other media.

【泵用机械密封】

HA4117-D型 机械密封

由介质或外部缓冲液/隔离液润滑与冷却。

缓冲液/隔离液压力适用范围大。

主要应用于电力行业、石油和炼油、矿山、纸浆和造纸、精细化工、盐化工、医药等行业的含颗粒或结晶性介质中。也可用于水、油、酸、碱等介质。

HA4117-D型为结构紧凑设置

双端面集装式机械密封

双向承压、平衡型

弹簧外置、静止环补偿

任意旋向

型号说明

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~180

≤20

≤60%

±0.3mm

30~120mm

参数范围

Seal Type

HA4117-D is a compact structure designed

Special Design Features

Double seal cartridge

Dual pressurized, balanced

Springs external fitted, stationary secondary ring

Both rotation direction

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Wide range of buffer/barrier pressures.

Suitable Application

【泵用机械密封】

HA5001-D型 机械密封

由介质或外部缓冲液/隔离液润滑与冷却。

缓冲液/隔离液压力适用范围大，一般采用0.1-0.3MPa

主要应用盐业、氧化铝、烟气脱硫、磷复肥、纸浆和造纸、冶金等行业有结晶、渣浆的工况中。也适用于水、油、酸、碱等介质。

HA5001-D型为非双向承压结构设置

HA5001K-D型为双向承压结构设置

双端面集装式机械密封

平衡型

旋转环补偿

弹簧与介质隔离

连接法兰由外安装

型号说明

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~1.6

-20~120

≤12

≤40%

±0.2mm

30~150mm

参数范围

Seal Type

HA5001-D designed non-bidirectional bearing pressure structure setting

HA5001K-D designed bidirectional bearing pressure structure setting

Special Design Features

Double seal cartridge

balanced

Rotating secondary ring

Springs external fitted, stationary secondary ring

External fitted connection flange

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

The buffer/isolation fluid pressure has larger range of application, generally using 0.1~0.3 MPa

Suitable Application

Mainly for salt industry, alumina, flue gas desulfurization, phosphorus compound fertilizer, pulp and paper, metallurgy and other industries with crystallization, slurry working conditions. Also suitable for water, oil, acid, alkali and other media.

【泵用机械密封】

B74D型 机械密封

由介质或外部缓冲液/隔离液润滑与冷却。

缓冲液/隔离液压力适用范围大

主要应用于洗煤、氧化铝、盐业、矿山、纸浆和造纸、冶金等行业的含颗粒或结晶性介质中。也可用于水、油、酸、碱等介质。

集装式、双端面

平衡型

旋转环补偿

弹簧与介质隔离

无关轴的旋向

允许较大轴向安装误差（但当L1±3mm以上时订货时需加以说明）

型号说明

结构特性

润滑与冷却

应用行业

B74D型为双向承压结构设置

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

0~3

-20~150

≤10

≤60%

参数范围

Seal Type

B74D designed bidirectional bearing pressure structure setting

Special Design Features

Double seal cartridge

Balanced

Rotating secondary ring

Springs do not contact with process fluid

No limitation on rotating direction

Allow installation with higher shaft axial error (Order to confirm when L1 ± 3 mm or above)

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Wide range of buffer/barrier pressures.

Suitable Application

Mainly for coal washing, alumina, salt industry, mining, pulp and paper, metallurgy and other industries containing particles or crystalline media. Also for water, oil, acid, alkali and other media.

【泵用机械密封】

HMB9J型 机械密封

主要运用于石油化工、污水处理、农药、化肥、发电、造纸的工业泵；允许含硬颗粒、结晶和粘度大的介质。

单端面集装式机械密封

平衡型

任意旋向

旋转环补偿

弹簧与介质隔离

型号说明

结构特性

应用行业

HMB9J型为波形弹簧设置结构

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

0~2.5

-40~150

≤10

参数范围

Seal Type

HMB9J with wave spring cartridge designs

Special Design Features

Single seal cartridge

Balanced

Both rotation direction

Rotating secondary ring

Springs do not contact with process fluid

Suitable Application

Mainly for petrochemical, sewage treatment, pesticides, fertilizers, power generation, pulp & paper industrial pumps; Allowed to contain hard particles, crystalline and viscous media.

【泵用机械密封】

HHA4111型 机械密封

由介质或外部缓冲液/隔离液润滑与冷却。

缓冲液/隔离液压力适用范围大

主要应用于洗煤、盐业、矿山、纸浆、冶金等行业的含颗粒或结晶性介质的串联多级泵中。也可用于水、油、酸、碱等介质。

双端面集装式机械密封

平衡型

弹簧外置、静止环补偿

任意旋向

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

轴径 Shaft diameter

0~4.0

-20~180

≤12

≤40%

30~150mm

参数范围

Special Design Features

Double seal cartridge

Balanced

Spring external fitted, stationary secondary ring

Both rotation direction

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Wide range of buffer/barrier pressures.

Suitable Application

Mainly for coal washing, salt industry, mining, pulp & paper, metallurgy and other industries containing granular or crystalline medium in series multistage pumps. Also for water, oil, acid, alkali and other media.

【泵用机械密封】

B4000型 机械密封

主要应用于电厂、冶金、轻工业等行业的热水泵和锅炉给水泵中。也可用于其他类似工况。

单端面集装式机械密封

平衡型

旋转环补偿

多弹簧，弹簧内置

可冷却的静环结构

结构特性

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~2.5（4.0)

-20~180

≤20

±0.3mm

30~150mm

参数范围

Special Design Features

Single seal cartridge

Balanced

Rotating secondary ring

Multi springs fitted internal

Primary ring can be cooled

Suitable Application

Mainly for power plants, metallurgy, light industry and other industries of hot water pumps and boiler feed water pumps. Also for other similar applications.

【泵用机械密封】

HV4300型 机械密封

由介质或外部缓冲液/隔离液润滑与冷却

采用API682-Plan23冲洗方案

泵壳强制冷却

适用于热水、锅炉软化水等无颗粒性介质；主要应用于电厂、冶金、化工等行业的锅炉给水泵中。

单端面集装式机械密封

平衡型

静止环补偿

弹簧与介质接触

密封与泵腔间设置节流作用的浮环装置

结构特性

润滑与冷却

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

轴径 Shaft diameter

0~4.0

-20~250

≤40

±0.2mm

30~150mm

参数范围

Special Design Features

Single seal cartridge

Balanced

Stationary secondary ring

Spring contact with process fluid

Throttle ring is fitted between seal and pump seal chamber

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

To be used with API682 Plan 23 flushing

Pump casing must be fitted with cooling jacket

Suitable Application

Suitable for non-granular media such as hot water and boiler softened water; Mainly for boiler feed water pumps in power plants, metallurgy, chemical industry and other industries.

【泵用机械密封】

WB2型 机械密封

耐酸泵用机械密封，在衬氟泵、塑料泵、陶瓷泵中应用广泛。密封面采用镶装结构可以扩大使用范围。

WB2型旋转环为整体填充聚四氟乙烯结构

WB2A型旋转环为镶装硬质材质结构

WB2F、WB2AF型为WB2、WB2A的加强型结构

聚四氟乙烯波纹管结构单端面密封

密封面可以在填充聚四氟乙烯中镶装硬质的耐磨蚀性材料

无关轴的旋向

外装式、安装方便

径向跳动补偿能力强

带有安装指示线

静环有多种型式

型号说明

结构特性

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

0~0.4

-20~70（100）

≤10

≤2%非硬质悬浮颗粒

参数范围

Seal Type

The WB2 rotary ring is integrally filled with PTFE structure

The WB2A rotary ring is a mounted hard materials construction

WB2F and WB2AF are reinforced structures of WB2 and WB2A

Special Design Features

PTFE bellow single seal construction

Seal face is PTFE mounted with hard abrasion-resistant materials

No limit of rotation direction

External convenient installation,

Radial movement compensation

Fitted with installation guide line

Primary ring with several designs

Suitable Application

Mechanical seals for acid-resistant pumps are widely used in fluorine-lined pumps, plastic pumps and ceramic pumps. The sealing surface adopts a mounted structure, which can expand the range of use.

【泵用机械密封】

N74型 机械密封

适用于水、油、酸、碱、有机溶剂、少量悬浮颗粒介质，不适用于多固体颗粒和高粘度介质；主要应用于一般化工流程、加油站、石油化工、制药、农药、水处理等行业的泵中。

N74型为多弹簧结构

N7N型为波形弹簧结构

N74F与N7F型为设置有螺纹泵送结构

单端面密封

非平衡型

无关轴的旋向

轴径<100mm符合DIN24960标准

轴径>100mm时轴上对应紧定螺钉处要做出凹坑

型号说明

结构特性

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

0~1.6

-40~170

≤10（20）

±0.3mm

参数范围

Seal Type

N74 with multi springs design

N7N with wave spring construction

N74F and N7F fitted with threaded pumping ring construction

Special Design Features

Single seal construction

Not balance

No limit of rotation direction

Shaft diameter <100 mm meet with DIN24960 standards

Shaft diameter >100 mm must be designed with pits on the shaft at the corresponding set screws location

Suitable Application

Suitable for water, oil, acid, alkali, organic solvent, small amount of suspended particle media, not suitable for multi-solid particles and high viscosity media;

Mainly used in general chemical process, gas station, petrochemical, pharmaceutical, pesticide, water treatment and other industries of pumps.

【泵用机械密封】

N74-D型 机械密封

主要用于不允许介质向外泄漏的工况，例如有毒、易燃、易挥发液体。也可用于水、油、酸、碱、有机溶剂、少量悬浮颗粒介质等其他工况。

N74-D型为多弹簧、双端面结构

N74F-D型为设置有螺纹泵送结构

双端面、非平衡型

N74-D型无关轴的旋向、N74F-D型对轴有旋向要求

旋转环补偿

轴径<100mm符合DIN24960标准

型号说明

结构特性

应用行业

由介质与外部隔离液润滑与冷却

隔离液压力应高于介质工作压力1～2bar

润滑与冷却

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

0~1.6

-40~170

≤10（20）

±0.3mm

参数范围

Seal Type

N74-D with multi springs double seal design

N74F-D fitted with threaded pumping ring construction

Special Design Features

Double seal not balance construction

N74-D No limit of rotation direction, N74F-D has rotation direction limitation

Rotary secondary ring

Shaft diameter <100 mm meet with DIN24960 standards

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Isolation fluid pressure must be higher than process fluid pressures 1~2 bar.

Suitable Application

Mainly for working conditions where the medium is not allowed to leak outward, such as toxic, flammable and volatile liquids. Also for water, oil, acid, alkali, organic solvent, a small amount of suspended particle media and other working conditions.

【泵用机械密封】

B75型 机械密封

适用于水、油、酸、碱、有机溶剂、少量悬浮颗粒介质，不适用于较大固体颗粒和高粘度介质；主要应用于一般化工流程、电厂技术、石油化工、制浆造纸工业、热水工业等行业的泵中。

B75型为多弹簧结构

B75F型为设置有螺纹泵送结构

单端面密封

平衡型

无关轴的旋向

符合DIN24960标准

型号说明

结构特性

应用行业

由介质与外部隔离液润滑与冷却

隔离液压力应高于介质工作压力1～2bar

润滑与冷却

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

0~2.5

-20~170

≤20

参数范围

Seal Type

B75 with multi springs design

B75F fitted with threaded pumping ring construction

Special Design Features

Single seal construction

Balanced

No limit of rotation direction

Meet with DIN24960 standards

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Isolation fluid pressure must be higher than process fluid pressures 1~2 bar.

Suitable Application

Suitable for water, oil, acid, alkali, organic solvent, a small amount of suspended particle media, not suitable for larger solid particles and high viscosity media;

Mainly used in general chemical process, power plant technology, petrochemical, pulp and paper industry, hot water industry and other industries of pumps.

【泵用机械密封】

B74-D型 机械密封

主要应用于石油和天然气工业、炼油技术、石化工业、化学工业、纸浆和造纸工业，也可用于少量悬浮颗粒、润滑性能差的含氧有害介质等其他工况。

B74-D型为多弹簧、双端面结构

B74F-D型为设置有螺纹泵送结构

平衡型

B74-D型无关轴的旋向、B74F-D型对轴有旋向要求

旋转环补偿

符合DIN24960标准

型号说明

结构特性

应用行业

润滑与冷却

由介质与外部隔离液润滑与冷却

隔离液压力应高于介质工作压力1~2bar

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed

轴向允许窜动量 Allowable shaft axial movement

0~2.5

-40~170

≤20

±0.5mm

参数范围

Seal Type

B74-D with multi springs double seal design

B74F-D fitted with threaded pumping ring construction

Special Design Features

Balanced

N74-D No limit of rotation direction, N74F-D has rotation direction limitation

Rotary secondary ring

Meet with DIN24960 standards

Suitable Application

For oil and gas industry, refining technology, petrochemical industry, chemical industry, pulp and paper industry, can also be used for a small number of suspended particles, poor lubrication performance of oxygen-containing harmful media and other working conditions.

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Isolation fluid pressure must be higher than process fluid pressures 1~2 bar.

【泵用机械密封】

224型 机械密封

油、水、有机溶剂、含有颗粒、结晶的酸、碱、盐等介质

224型需要高压冲洗水来保证机械密封的使用稳定性

散装式双端面机械密封

非平衡型

旋转环补偿

多弹簧、弹簧与介质隔离

无关轴的旋向

型号说明

结构特性

应用行业

由介质与外部隔离液润滑与冷却

隔离液压力应高于介质工作压力1～2bar

润滑与冷却

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

0~0.8

-20~120

≤10

参数范围

Seal Type

224 is required high pressure flushing water to maintain seal working performance and reliability

Special Design Features

Double seal non cartridge construction

Not balanced

Rotary secondary ring

Multi springs isolate with process fluid

No rotation direction limitation

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Isolation fluid pressure must be higher than process fluid pressures 1~2 bar.

Suitable Application

Oil, water, organic solvents, acids, alkalis, salts and other media containing particles and crystals.

【泵用机械密封】

HM74D-SG型 机械密封

应用于燃煤发电厂（FGD）烟气脱硫装置中的石膏浆液泵、石灰石浆液泵、石灰浆液排出泵等

HM74D-SG型需要高压冲洗水来保证机械密封的使用稳定性

散装式双端面机械密封

非平衡型

旋转环补偿

弹簧与介质隔离

无关轴的旋向

型号说明

结构特性

应用行业

由介质与外部隔离液润滑与冷却

隔离液压力应高于介质工作压力1～2bar

润滑与冷却

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

含固量 Solid

0~1.0

-20~120

≤10

≤30%

参数范围

Seal Type

HM74D-SG is required high pressure flushing water to maintain seal working performance and reliability

Special Design Features

Double seal non cartridge construction

Not balanced

Rotary secondary ring

Multi springs isolate with process fluid

No rotation direction limitation

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Isolation fluid pressure must be higher than process fluid pressures 1~2 bar.

Suitable Application

For gypsum slurry pump, limestone slurry pump, lime slurry discharge pump, etc. in the flue gas desulfurization unit of coal-fired power plant (FGD).

【泵用机械密封】

59 58型 机械密封

适用于水、油、弱酸、弱碱、有机溶剂、少量悬浮颗粒介质，不适用于多固体颗粒和高粘度介质；

主要应用于一般化工流程、石油化工、制药、农药、水处理等行业的泵中。

59U型的辅助密封为PTFE楔形圈加矩形圈，非平衡型

59B型的辅助密封为PTFE楔形圈加矩形圈，平衡型

58U型的辅助密封为橡胶O形圈，非平衡型

58B型的辅助密封圈为橡胶O形圈，平衡型

可根据压力大小选择非平衡型或平衡型

静环有多种选择。图示为J20型静环

多弹簧，弹簧内置。弹簧预压缩在传动套内

密封环一般为整体式，材料可有多种选择

无关轴的旋向

符合标准DIN24960、EN12756、ISO3069、GB6556

型号说明

结构特性

应用行业

由介质或外部密封液润滑与冷却

润滑与冷却

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

0～1.6（58U、59U）

0～2.5（58B、59B）

-40~220

≤10（20)

±0.3mm

参数范围

Seal Type

59U PTFE auxilary seal wedge ring with rectangular ring, non-balanced

59B PTFE auxiliary seal wedge ring with rectangular ring, balanced

58U rubber O ring auxiliary seal, non-balanced

58U rubber O ring auxiliary seal, balanced

Special Design Features

Base on pressure to select balanced or non-balanced designs

Primary ring has several options, diagram is J20 primary ring

Multi springs, internal installation, springs are pre-compressed inside the transmission sleeve

Integrated sealing ring with materials selection as options

No rotation direction limitation

Meet with DIN24960, EN12756, ISO3069, GB6556 Standards

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Suitable Application

For water, oil, weak acid, weak alkali, organic solvent, a small amount of suspended particle media, not suitable for multi-solid particles and high viscosity media;

Mainly used in general chemical process, petrochemical, pharmaceutical, pesticide, water treatment and other industries of pumps.

【泵用机械密封】

HZ152型 机械密封

适用于较强腐蚀性介质；也适用于水、油、酸、有机溶剂等介质，但不适用于多固体颗粒和高粘度介质。

多弹簧单端面外装式机械密封

非平衡型

安装方便

旋转环补偿

无关轴的旋向

结构特性

应用行业

金属件、弹簧不与介质接触

静环型式有多种

安装尺寸符合WB2型

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

0~1.0

-20~100

≤10

±0.3mm

参数范围

Special Design Features

Single multi springs external mounted seal design

Non-balanced

Easy to install

Rotary secondary ring

No rotation limitation

Isolate metal parts and springs with process fluid

Primary ring with options

Installation dimensions as WB2

Suitable Application

For highly corrosive media; also for water, oil, acid, organic solvents and other media, but not for multi-solid particles and high-viscosity media.

【泵用机械密封】

HG1型 机械密封

适用于水、油、弱酸、弱碱、有机溶剂、少量悬浮颗粒及结晶性介质，不适用于高含固量和高粘度介质；

主要应用于一般化工流程、制药、农药、水处理等行业的化工泵、水泵和潜水泵中。

HG1型为短型旋转组件，橡胶波纹管结构

HG12型为中等长型旋转组件，橡胶波纹管结构

HG13型为加长型旋转组件，橡胶波纹管结构

结构简单，安装方便

大弹簧、橡胶波纹管机械密封

弹簧有旋向要求：由静环端看轴顺时针转选用左旋弹簧（L），反之选用右旋弹簧（R）。

型号说明

结构特性

应用行业

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴向允许窜动量 Allowable shaft axial movement

0~1.0

-20~80

≤10

±0.5mm

参数范围

Seal Type

HG1 Short rotating assembly, rubber bellows construction

HG12 Medium length rotating assembly, rubber bellows construction

HG13 Extend length rotating assembly, rubber bellows construction

Special Design Features

Simple construction, easy to install

Large spring, rubber bellow

Springs has rotation direction limitation: View from the end of the primary ring the shaft is rotated clockwise to choose the left-handed spring (L), vice versa, choose the right-handed spring (R).

Suitable Application

For water, oil, weak acid, weak alkali, organic solvent, a small number of suspended particles and crystalline media, not suitable for high solid content and high viscosity media;

Mainly for general chemical process, pharmaceutical, pesticide, water treatment and other industries of chemical pumps, water pumps and submersible pumps.

【泵用机械密封】

侧搅拌器用机械密封

Agitator Side Entry Mechanical Seal

HMJM型 机械密封

等效代替美国的SHARPE（夏普）侧搅拌器上的原装进口机械密封。主要应用于烟气脱硫装置中、其他含腐蚀性悬浮固体颗粒介质或易结晶溶液介质的侧、卧式搅拌器上也可应用。

HMJM型为侧、卧式搅拌器机械密封；

HMJMZ型为带轴承侧、卧式搅拌器机械密封。

型号说明

应用行业

由介质或外部密封液润滑与冷却

润滑与冷却

单端面集装式；

任意旋向；

静止环补偿，多弹簧外置；

外形尺寸较小，适用于搅拌器密封安装部位通径较小的情况；

独特的结构适用于含固体悬浮颗粒的工况；

可以满足在线维修更换机械密封的要求。

结构特点

【侧搅拌器用机械密封】

参数范围

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴径 Shaft diameter

0~0.6

-20~75

≤2

40∽120mm

Seal Type

HMJM seal designed for side entry and horizontal agitators

HMJMZ seal designed with bearings for side entry and horizontal agitators

Special Design Features

Single cartridge

Both rotation direction

Multi springs for primary and secondary rings

Smaller external dimensions, easy installation with space limitation on agitator

Unique structure suitable for working conditions containing solid suspended particles;

Can meet the requirements of online repair and replacement of mechanical seals.

Lubrication & Cooling

Lubricated or cooled by process fluid or external quenching fluid

Suitable Application

Equivalent to replace the imported seal from USA on the SHARP side agitator. Mainly used in flue gas desulfurization device, other side and horizontal agitators containing corrosive suspended solids granular media or easy-to-crystallize solution media.

ESD型 机械密封

等效代替德国的EKATO（伊喀拓）侧搅拌器上的原装进口机械密封。主要应用于烟气脱硫装置中、其他含腐蚀性悬浮固体颗粒介质或易结晶溶液介质的侧、卧式搅拌器上也可应用。

ESD型为侧、卧式搅拌器机械密封，配置轴承与支座需订货说明。

单端面集装式；

任意旋向；

静止环补偿，多弹簧外置；

设置有承载径向力轴承；

独特的结构适用于含固体悬浮颗粒的工况；

可以满足在线维修更换机械密封要求。

型号说明

结构特性

应用行业

含石膏、石灰石浆液等杂质含量较高的介质。

适用介质

参数范围

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴径 Shaft diameter

0~0.6

-20~75

≤2

40∽120mm

Seal Type

ESD seal designed for side entry and horizontal agitators, order to confirm bearings and support frame requirement

Special Design Features

Single cartridge

Both rotation direction

Multi springs for primary and secondary rings

Fitted with radial bearings

Unique structure suitable for working conditions containing solid suspended particles;

Can meet the requirements of online repair and replacement of mechanical seals.

Applicable Media

Contains gypsum, limestone slurry and other media with high impurity content.

Suitable Application

Equivalent to replacing the original imported seal on EKATO side agitator made in Germany. Mainly used in flue gas desulfurization device, other side and horizontal agitators containing corrosive suspended solids granular media or easy-to-crystallize solution media.

【侧搅拌器用机械密封】

AEB型 机械密封

等效代替德国的LIGHTNIN（莱宁）侧搅拌器上的原装进口机械密封。主要应用于烟气脱硫装置中、其他含腐蚀性悬浮固体颗粒介质或易结晶溶液介质的侧、卧式搅拌器上也可应用。

AEB型为侧、卧式搅拌器机械密封，机械密封设置轴承。

单端面集装式；

任意旋向；

静止环补偿，多弹簧外置；

设置有承载径向力轴承；

独特的结构适用于含固体悬浮颗粒的工况；

可以满足在线维修更换机械密封的要求。

型号说明

结构特性

应用行业

参数范围

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴径 Shaft diameter

0~1.0

-20~75

≤2

40∽150mm

Seal Type

AEB seal designed for side entry and horizontal agitators with bearings

Special Design Features

Single cartridge

Both rotation direction

Multi springs for primary and secondary rings

Fitted with radial bearings

Unique structure suitable for working conditions containing solid suspended particles;

Can meet the requirements of online repair and replacement of mechanical seals.

Suitable Application

Equivalent to replacing the original imported seal on the German LIGHTNIN side agitator. Mainly for flue gas desulfurization device, other side and horizontal agitators containing corrosive suspended solids granular media or easy-to-crystallize solution media.

【侧搅拌器用机械密封】

HMJBQ型 机械密封

主要应用于烟气脱硫装置中、其他含腐蚀性悬浮固体颗粒介质或易结晶溶液介质的侧、卧式搅拌器上也可应用。

HMJBQ型为侧、卧式搅拌器机械密封,机械密封设置轴承。

双端面集装式；

任意旋向；

静止环补偿，多弹簧外置；

设置承载径向力轴承；

设置冲洗液接口；

独特的结构适用于含固体悬浮颗粒的工况。

型号说明

结构特性

应用行业

含石膏、石灰石浆液等杂质含量较高的介质。

适用介质

参数范围

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴径 Shaft diameter

0~1.0

-20~120

≤2

30∽200mm

Seal Type

HMJBQ seal designed for side entry and horizontal agitators with bearings

Special Design Features

Double seal cartridge

Both rotation direction

Multi springs for primary and secondary rings

Fitted with radial bearings

Fitted with flushing connections

Unique structure suitable for working conditions containing solid suspended particles;

Applicable Media

Contains gypsum, limestone slurry and other media with high impurity content.

Suitable Application

Mainly used in flue gas desulfurization device, other side and horizontal agitators containing corrosive suspended solids granular media or easy-to-crystallize solution media.

【侧搅拌器用机械密封】

SR4型 机械密封

等效代替德国的MUT侧搅拌器上的原装进口机械密封。主要应用于烟气脱硫装置中、其他含腐蚀性悬浮固体颗粒介质或易结晶溶液介质的侧、卧式搅拌器上也可应用。

SR4型为侧、卧式搅拌器机械密封,机械密封设置轴承。

单端面集装式；

任意旋向；

静止环补偿，多弹簧外置；

设置承载径向力轴承；

设置泄漏导流口，无冲洗液接口；

独特的结构适用于含固体悬浮颗粒的工况；

与搅拌器配合设计能达到罐内带浆料拆装结构。

型号说明

结构特性

应用行业

含石膏、石灰石浆液等杂质含量较高的介质。

适用介质

参数范围

压力 Pressure MPa

温度 Temperature ℃

线速度 Speed m/s

轴径 Shaft diameter

0~1.0

-20~75

≤2

40∽100mm

Seal Type

SR4 seal designed for side entry and horizontal agitators with bearings

Special Design Features

Single seal cartridge

Both rotation direction

Multi springs for primary and secondary rings

Fitted with radial bearings

Fitted with leakage diversion port, no flushing fluid interface;

Unique structure suitable for working conditions containing solid suspended particles

Design with the agitator can achieve the structure of disassembly and assembly of slurry in the tank

Applicable Media

Contains gypsum, limestone slurry and other media with high impurity content.

Suitable Application

Equivalent to replace the original imported seal on the German MUT side agitator. Mainly for flue gas desulfurization, other side and horizontal agitators containing corrosive suspended solids granular media or easy-to-crystallize solution media.

【侧搅拌器用机械密封】

浙江兰天机械密封件有限公司（乐清工厂）

地址：浙江省乐清市盐盘经济开发区浦南三路55号

商务部：+86 0577-62377811

浙江兰天机械密封件有限公司（淡溪工厂）

地址：浙江省乐清巿淡溪第二工业区(淡中北面)

商务部：+86 0577-62377811

浙江博科兰德新材料有限公司

地址：浙江省乐清市淡溪镇第三工业区（街头村）

联系电话：0577 6239 7855

化大兰天密封技术（天津）有限公司

地址：天津市西青经济技术开发区集美工业园区8号

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