Huzhou Meixi Information Technology Co., Ltd.

08/07/2026

Tired of leaking mechanical seals on your reactor?
Magnetic drive stirrer = 0 leakage, explosion-proof.
Perfect for toxic, flammable & high-pressure chemical reactors.
DM for custom specs.

08/07/2026

Tired of frequent seal failures on your high-temperature pumps?
Our Plan 21 cartridge seal with cooling flush system solves overheating issues
Solid stainless steel, stable cooling circulation, zero media contamination
Custom sizes available for all pump models
Message us to get factory direct price

05/07/2026

Reactor leakage troubles you?
Our water-cooled magnetic fluid seal zero leak.
OEM custom, plastic to aluminum casting.
DM drawings for best factory price.

25/06/2026

Every mechanical seal undergoes strict running test before delivery.
We simulate real working conditions to test sealing performance.
No defective products leave our workshop.
Custom mechanical seals for all industrial pumps.

17/06/2026

Precision is not an act, but a habit. At Boltra, we take pride in our CNC manufacturing process, ensuring every seal meets the toughest industrial standards. From design to the final product, we deliver excellence globally.

Ready to upgrade your supply chain? Check the link in our bio for the full catalog.

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16/06/2026

16/06/2026

Single Mechanical Seal Assembly Process

Single mechanical seal assembly ⚙️

Every detail matters.
Precision assembly for reliable sealing performance.

13/06/2026

Each finished mechanical seal will pass rigorous air tightness pressure test.
The pressure transmitter tracks pressure data in real time to check micro leakage.
We only deliver qualified products to avoid leakage failure on your pump equipment.
Custom specification & OEM manufacturing are available, welcome your inquiry.

06/06/2026

"Witnessing the Extreme: Performance Testing in Action. 🔥 "

06/06/2026

Leakage often caused by unqualified seal face flatness!
Our full-circle flatness detection ensures each graphite/seal ring meets industry precision standard.
Custom size & material mechanical seals available for global buyers.