5x longer life over framing demolition blades when cutting dense and gummy materials.
Coal tar pitch roof removal.
Clog free warp free and crack free.
Due to its resistance to ponded water oxidation chemical attack and its cold flow self healing properties coal tar pitch built up roofing systems typically require little maintenance.
Coal tar pitch was a by product of processing coal to make coke which in turn was used in making carbon steel and electrodes for the aluminum industry.
It is used as a base for coatings and paint in roofing and paving and as a binder in asphalt products.
Coal tar pitch is produced by distilling or heat treating coal tar which is a by product of the production of coke or coal gas.
What you are experiencing during the tear off process is the pitch dust.
It should have a flat relatively sharp lip with which to both shovel gravel and shave off tar from the roof membrane.
The osha standard for coal tar pitch volatiles is 0 2 mg m3 averaged over the workshift.
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It is very hazardous and harmful.
Ms0002 page 1 of 8 current issue date.
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Application tools such as melting kettles mops and mop carts needed to be dedicated to either pitch or asphalt.
Coal tar roofing pitch other generic names.
Chemical product and company identification product name.
Coal tar pitch is melted on site in an industrial kettle and applied to the roof as a hot liquid.
It is solid for all practical purposes at room temperature.
Both coal tar and coal tar pitch contain many chemical compounds including carcinogens such as benzene.
Because of the different properties of asphalt and coal tar pitch roofers were careful not to mix the two materials on the same project.
Data collected to date.
Coal tar pitch volatiles are composed of various chemical vapors that become airborne during its heating process.
However to get the most out of your roof a routine audit is recommended in order to detect problems due to wear and tear abuse or unusual acts of nature.
New coal tar pitch roof installations however are extremely rare.
Coal tar roofing pitch msds number.
Coal tar pitch is a thick black liquid that remains after the distillation of coal tar.
You should equip your men with pitch hoods pitch cream and wet the roof if possible to reduce the affects.
Give each crew member a roofing tear off shovel.
Your tear off shovel is your best friend when it comes to removing a tar and gravel roof.
