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Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Model Number: bright pearl

Packaging & Delivery

Packaging Details wooden case packing.
Delivery Time within one week

Made from Borosilicate glass 3.3, used in lever gauge in boiler for water position.
Also named:  Reflex Gauge Glass, Sight glass, Reflex Glass, Reflex sight glass, Spares For level Gauge
The category is as follows:
1) Three tendons (four grooves)
2) Two tendons (three grooves)
3) Plan transparent

1. Bending strength: not less than 1550kgf/cm2
2. Temperature resistance: long time working temperature ≤450℃, short time working temperature≤500℃
3. Light transmittance: up to 90%
4. Hydraulic resistance strength: Test 80kgf/cm2 inact rate>95%
5. Thermal stability (Thermal shock temperature difference): T200℃
6. Linear expansion coefficient (0~300℃):3.3×10-7K-1
7. Softening temperature >820℃.

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Trade Assurance
China (Mainland) | Trading Company
Transaction Level:
Supplier Assessments:
4 Transactions 800+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $91,000
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