Sign In
Ask Question
William Hartman
Engineering
6 November, 23:34
What is the lehr and what purpose does it serve?
+4
Answers (
1
)
Macie Johnson
6 November, 23:49
0
Step1
Lehr is the long open or closed insulated space for glass manufacturing. Lehr must be large enough to keep the cooling of glass uniform. The function of Lehr is the same as an annealing process in metallurgy.
Step2
Lehr decrease the cooling and temperature variation in glass production. Uneven temperature creates the internal stress in the glass. Lehr reduces the internal stress in the glass product. So, the main purpose of the Lehr is to reduce the internal stress and keep the cooling uniform.
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Find an answer to your question 👍
“What is the lehr and what purpose does it serve? ...”
in 📗 Engineering if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
Given that the company "Slate Rock and Gravel" has business locations in Granitetown and Bedrock, suppose that the company has been assigned a large block of consecutive IP addresses starting with 192.172.0.
Answers (1)
Looking for new information is one reason you should do research for a speech. A) True B) False
Answers (2)
Because there is a one-to-many relationship between sales reps and customers in the TAL Distributors database, one sales rep can be associated with zero, one, or more customers. True/False
Answers (1)
Define coordination number. How does this differ from atomic packing factor?
Answers (1)
Concerned with the number of maintenance visits the rocket can undergo before being out of service, you have been informed that the recent statics show a that after the first journey to the outer space, the rocket was sent to service once, and after
Answers (1)
New Questions in Engineering
Work done by a system during a process can be considered as a property of the system. a) True b) False
Answers (1)
When the compression process is non-quasi-equilibrium, the molecules before the piston face cannot escape fast enough, forming a high-pressure region in front of the piston. It takes more work to move the piston against this high-pressure region.
Answers (2)
hypothetical A-B alloy of composition 40 wt% B-60 wt% A at some temperature is found to consist of mass fractions of 0.66 and 0.34 for the α and β phases, respectively.
Answers (1)
10. Which of these requires a wheel alignment after replacement? A. Struts B. Shocks C. Both
Answers (2)
What is the definition of diameter pitch?
Answers (1)
Home
»
Engineering
» What is the lehr and what purpose does it serve?
Sign In
Sign Up
Forgot Password?