Factory Cheap Hot 5mm 79℃ Bulb - sprinkler bulbs customized ( length, logo, temperature ) – Zhurong
Factory Cheap Hot 5mm 79℃ Bulb - sprinkler bulbs customized ( length, logo, temperature ) – Zhurong Detail:
| Size(mm) | Temperature Rating(℃/°F) | Color | |
| A | 3.8 | 57℃ / 135°F | orange |
| B | 2.02 | 68℃ / 155°F | red |
| C | <4.5 | 79℃ / 175°F | yellow |
| D | 5±0.1 | 93℃ / 200°F | green |
| d1 | 5.3±0.2 | 141℃ / 286°F | blue |
| d2 | 5.3±0.3 | ||
| L | 24.5±0.5 | ||
| l1 | 20±0.4 | ||
| l2 | 19.8±0.4 | ||
| Glass bulb load(N) | Average Cursh load(X) | 4000 | |
| lower Tolerance Limit(TL) | ≥2000 | ||
| Maximum clamping torque | 8.0 N·cm | ||
| Response time index(m*s)0.5 | 80<RTI≤350 | ||

As a professional sprinkler bulb manufacturer, MH has its own special R & D team, which is committed to continuously improving the quality and characteristics of products and meeting the needs of various customers, including all the requirements for sprinkler bulbs in GB 16809-2008 for fire windows and GB / T 25205-2010 for shower heads.
Our sprinkler bulb can be applied to almost any place where temperature sensing sprinkler bulb release mechanism is needed, such as kitchen smoke hood, paint spraying room, fire damper, smoke exhaust fan, etc. In order to meet the different needs of our customers for sprinkler bulb size, specification and RTI, we have specially set up a standby assembly line and separate machine production. All products support OEM / ODM.
All sprinkler bulbs will be inspected when leaving the factory, including:
1. Appearance and size
Ensure that the outer surface of all sprinkler bulbs is not damaged, there are no bubbles or other impurities inside the glass material, and the bubble size in the working liquid of sprinkler bulbs of the same specification is uniform. The dimensional deviation of all sprinkler bulbs is within the specified allowable range. The temperature and color of all sprinkler bulbs are easy to identify.
2. Static operating temperature
The static operating temperature of all sprinkler bulbs shall not exceed the following temperature range: X ± (0.035x + 0.62) x refers to the nominal operating temperature, and the unit is Celsius (℃)
3. Crushing load
The average crushing load shall not be lower than the specified value, and the lower limit of crushing load error shall not be lower than 50% of the average crushing load.
Product detail pictures:
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With dependable high quality approach, great reputation and excellent customer support, the series of products and solutions produced by our firm are exported to lots of countries and regions for Factory Cheap Hot 5mm 79℃ Bulb - sprinkler bulbs customized ( length, logo, temperature ) – Zhurong , The product will supply to all over the world, such as: Iran, Lisbon, Estonia, They're durable modeling and promoting effectively all over the world. Under no circumstances disappearing major functions in a quick time, it's a should for you of excellent good quality. Guided by the principle of Prudence, Efficiency, Union and Innovation. the company make a terrific efforts to expand its international trade, raise its company profit and raise its export scale. We're confident that we are going to possess a vibrant prospect and to be distributed all over the world within the years to come.
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!


