ultra-thick tempered sight glass for submarine

Russian customers need to customize the submarine's ultra-thick glass. PCHAO provided them with a thick observation porthole. Few manufacturers in China can be customized thick glass portholes, need to withstand 100 kg of pressure, because it is underwater submersible, the request is very high, in order to ensure that the underwater submersible observation portholes, safety does not appear cracks, PCHAO special glass for the submersible customization developed ultra-thick glass portholes.
If you are interested in the Industrial glass or need to consult, please click on our online customer service, or call us. PCHAO customized different quality specifications of the glass.
PCHAO special industrial glass, tailored for your different quality of the glass.

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