China wholesale Red Glass Bulb Sidewall Fire Sprinkler Head - sprinkler bulbs customized ( length, logo, temperature ) – Zhurong
China wholesale Red Glass Bulb Sidewall Fire Sprinkler Head - 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:
Related Product Guide:
We thinks what customers think, the urgency of urgency to act in the interests of a customer position of principle, allowing for better quality, lower processing costs, prices are more reasonable, won the new and old customers the support and affirmation for China wholesale Red Glass Bulb Sidewall Fire Sprinkler Head - sprinkler bulbs customized ( length, logo, temperature ) – Zhurong , The product will supply to all over the world, such as: Cologne, Mumbai, Nicaragua, Our company always provides good quality and reasonable price for our customers. In our efforts, we already have many shops in Guangzhou and our products have won praise from customers worldwide. Our mission has always been simple: To delight our customers with best quality hair products and deliver on time. Welcome new and old customers to contact us for the future long term business relationships.
Speaking of this cooperation with the Chinese manufacturer, I just want to saywell dodne, we are very satisfied.



