Asphalt Shingle Grinding (ASG) is the process of making Recycled Asphalt Shingles (RAS). RAS is produced by grinding asphalt roofing shingles to a small spec, generally under 3/8" to salvage the valuable asphalt and sand. Grinding asphalt shingles is a recycling effort which diverts materials from the landfill and can reduce road building costs.

3 Nov 2014 concrete and asphalt recycling crusher plants recycled asphalt crushing processMachinery is a concrete and steel mills, asphalt Asphalt grinding mill – aggregate crushing plant,Coarse Aggregate Mills –. Cement ball mills may be the usually utilized Recycling of asphalt pavement can save money for local governments along with ...

Asphaltica takes these waste shingles and treats them with bio-oil so the dried out shingle's asphalt oil is resurrected into a usable PG grade suitable for paving mix. The bio-oil osmotic reaction takes time and cannot be done by dumping bio-oil or "other rejuvenators" into the hot mix production process as many have tried to do.

Shingle Composition. Asphalt roofing shingles are made of a felt mat saturated with asphalt, with small rock granules added, and are described as follows: Asphalt cement: 19 to 36 percent by weight. Asphalt used in shingles is considerably harder than asphalts used in pavement. Organic shingles contain 30 to 36 percent asphalt.

Asphalt pavement is usually referred to as asphalt concrete, or AC. The base is made of a layer of aggregate base over a layer of aggregate subbase. Benefits. In addition to saving landfill space, the benefits to recycling asphalt shingles in AC include possible economic savings and improved pavement performance. Economics

The DNR encourages recycling of residential asphalt shingles because they occupy a large part of roofing tear-off waste and general construction and demolition (C&D) waste and are fairly easy to identify and separate. Of the top 10 C&D wastes by weight, asphalt shingles are second after wood waste, according to a recent study.

More than 60 manufacturing plants across the U.S. generate another 750,000 to 1 million tons of manufacturing shingle scrap. Get a Grinder. Of course, if a roofing company is big enough it could do what Charles Copley Roofing, in Crystal Lake, Ill., did: It became an asphalt shingle recycler.

Asphalt is a dark brown to black, cementlike semisolid or solid produced by the nondestructive distillation of crude oil during petroleum refining. The three major types of asphalt products are ... fumes in approximately 100 roofing manufacturing plants.

Plant operators may raise the mixing temperature to 310 or 315 degrees to properly melt the shingle asphalt. Finally, there is the asbestos issue. Because some shingles last 20 years or more and some roofs are covered with double layer roofing, re-roofing waste may contain asbestos until for the foreseeable future.

History of Asphalt Shingle Recycling Shingle recycling has evolved during the past 25 years. In the late 1970s and early 1980s, some of the original pioneers developed the first shingle recycling plants and began experimenting with initial HMA mix designs incorporating RAS with some of the first technical literature published in the late 1980's.

Onsite Mobile Wood Waste Grinding: From large trees to land-clearing brush, our horizontal grinders can handle it. We have two Rotochopper grinders – the one on tracks is a huge advantage when working on sites that have been cleared. While many of our clients till in the grindings, there may be an opportunity for us to recycle the ground wood for fuel – ask us.

The recycled shingle technology begins by transporting asphalt shingle tear-off waste from job sites to grinding facilities, where the shingles are ground into a reusable, asphalt-rich material. From there, the recycled asphalt can be reintroduced into the shingle manufacturing process. During trials at its plant in Tampa, Florida, GAF has ...

In general, an asphalt producer can obtain PRAS in three ways: in the processed form – tested, ground and ready to be used in asphalt pavement; from a permitted solid waste facility, then processed at the asphalt plant; or; directly …

Our mobile grinding units provide on-site Shingle Grinding and Recycling services to Companies and municipalties on a price per ton basis according to scope-of-work requirements. We operate year-round with fully trained and qualified personnel that strictly adhere to OSHA, MSHA, and NESHAP regulations and guidelines.

asphalt grinding equipment, asphalt shingle recycling equipment. the history of asphalt milling machines ehow.com. asphalt milling machines are used during road and sidewalk repairs to break apart and remove the road surface prior …

Guidance for Asphalt Shingle Sorters and Grinders Page 2 . consumer product or using it as a raw material in a commercial or industrial process, such as a hot mix asphalt plant. Category A facilities are eligible for a streamlined approval …

Asphalt shingle recycling is a growing market, which makes getting into this business very attractive to asphalt contractors and producers. Asphalt shingle waste continues to …

A method for recycling used and manufacturing scrap asphalt shingle material comprising the steps of: a. providing a fine aggregate-asphalt mixture; b. grinding the aggregate-asphalt mixture; c. controlling the ratio of aggregate to asphalt in the mixture to between 30% to 70% by weight; d. heating the aggregate-asphalt mixture to a temperature ...

• Manufacturer Asphalt Shingle Scrap ... directly from one of our manufacturing plants to the processor listed below and is shingle manufacturing waste material. We certify that this; material is not tear-off or re-roof material which has been previously used. We also certify that the material supplied to the processor consisted of only ...

Onsite Mobile Wood Waste Grinding: From large trees to land-clearing brush, our horizontal grinders can handle it. We have two Rotochopper grinders – the one on tracks is a huge advantage when working on sites that have been cleared. While many of our clients till in the grindings, there may be an opportunity for us to recycle the ground wood for fuel – ask us.

Through shingle grinding, Wolf Paving has recycled 85,000 tons of shingles in six years, reducing their need for 85,000 barrels of oil and keeping 140 cu. yds. of …

asphalt binder to accomplish coating" AASHTO Standard Practice PP 53-09 Design Considerations when Using Reclaimed Asphalt Shingles in New HMA –Provides guidance on: •How to determine the shingle aggregate gradation –"it is suggested the shingle fiber present in the shingle be removed prior to testing"