How much torque do you need for a bottle closure?
Application torque requirements also vary according to the closure size being used. The following torque values are listed for use as guidelines only, and are to be used for closure application by hand under controlled conditions. Special conditions may require torque values other than those listed.
How are torque tests done for plastic bottles?
Specific methods for performing torque tests are defined in Technical Bulletin PBI No. 7. The optimum relationship between applied and removal torques and good sealing characteristics under various physical and environmental conditions must be established for each individual package.
What does torque mean on a bottle cap?
Torque is the rotational force applied during cap application or removal from a container. When applying a closure to a container it is important to utilize the correct amount of torque to ensure a proper seal.
What are the specifications for PVC pipe fittings?
General Specifications for Standard Schedule 40 & Schedule 80 Fabricated Drainage Fittings General Specifications for Standard Schedule 40 & Schedule 80 Fabricated Pressure Fittings Solvent Cement Joining Recommendations (Large Diameter PVC Joints) Operating Temperature and De-Rating Factors Schedule 40 & Schedule 80 PVC Pipe Specifications
What are the torque guidelines for PVC fittings?
These guidelines are intended for bolting of PVC flange adapters. Tighten bolts by hand until they are snug. Establish a uniform pressure over the flange face by tightening the bolds in 5ft/lbs increments to the torque valves listed in the table below using a 180-degree opposing.
Where can I get torque values for Plast?
Contact the producion company that makes the plast type you are using with this question, they will give you all the data you need. Spencer. Re: tightening torque values for metal screws into plastics???????
Where can I find the latest torque specs?
Find the most up-to-date torque spec listings in electronic format. FelPro-Only.com is your convenient source for advanced sealing information. It’s the place to learn and share “tricks of the trade,” find proper diagnosis and installation instructions, and enjoy easy access to parts reference.
What’s the torque value of a plastic screw?
The torque value also depends as much on the part design, method of manufacture, and the type of screw, as the plastic. Will it be an injection molded, extruded, or machined part?