• Address: No.416 Jianye Road South Jinqiao Area Shanghai, China
  • Call Anytime: Tel: +86-21-58386256 +86-21-58386258
  • Determining What Size Crushed Stone You Need For Your Project

    Crushed stone is used for a wide variety of projects, from building roads to providing suitable drainage and from laying a base for pavers to enhancing the look of landscaping projects There are so many uses for this versatile material, yet many people are unsure of what size they need when it comes to selecting the proper material for their project.

    live chat
  • Subbase (pavement)

    The quality of subbase is very important for the useful life of the road and can outlive the life of the surface, which can be scrapped off and after checking that the subbase is still in good condition, a new layer can be applied Unbound granular materials are usually crushed stone, crushed slag or concrete.

    live chat
  • Calculator

    Need to calculate the amount of aggregate you'll need for your job? This will give you a great approximation.

    live chat
  • 21AA & Crushed Gravel Supplier

    Recycled Concrete Products Novi MI With over thirty five years’ experience in the Metro area our goal has always been to provide our customers with quality crushed concrete products such as 21AA, large 1” x 3”, 4G, 6A and crusher sand Along with recycling we provide our customers with quality products and personalized customer contact.

    live chat
  • Sub-Base

    Sub-base Sub-base is the term we use to describe the area that lies directly underneath the artificial grass It is most commonly made up of a sand/gravel mixture, although in some instances it consists of concrete, asphalt or even a wood base.

    live chat
  • Crushed Stone & Gravel Description & Uses (New York

    Crushed Stone & Gravel Description & Uses (New York locations) size size 2" crushed concrete x dust 2" Subbase for concrete & asphalt driveways, etc Gravel, 1-1/2" crusher run x dust 1-1/2" Use for unpaved driveways, walkways, etc Gravel, 2" screened gravel x dust 2" Screened gravel subbase for concrete & asphalt driveways, etc.

    live chat
  • Crushed Stone vs Pea Gravel: What’s the Difference

    Jan 06, &#; Many contractors prefer to use ½” or ¾” crushed stone as a subbase material before laying concrete Since it’s durable, it is also regularly used for backfill, drainage solutions, or pipe bedding Larger crushed stone, such as CA6 or CA5, is typically used for parking lots, driveways, shoulder stone, or railroad ballast.

    live chat
  • Prep for Crack-Free Concrete

    Prep for Crack-Free Concrete A concrete driveway should last for decades if it’s properly installed Good finishing techniques will make a slab look great for a while, but proper ground prep will keep it looking that way over its lifetime Here are some great tips on how to prepare the site for a pour.

    live chat
  • Crusher Run: The Best Uses

    Base/Sub-Base Filler Crusher run is the most commonly selected base filler material and is the best suited product for this purpose Why: Despite the fact that there are many ways in which crusher run can be used, one of its main functions is as a base or sub-base filler.

    live chat
  • Recycled Aggregate

    The subbase layer supports the base and is made of aggregate subbase (ASB)The subbase layer allows more sand, silt and clay than the AB layer; the subbase layer has less strength, but is used because it is more economical when bringing the road up to grade Equipment The AC and PCC generally arrives at the processor in chunks.

    live chat
  • Paving Expert

    A sub-base works by distributing a point load over a larger area The interlock between adjacent particles of the sub-base material ensures that a relatively thin layer of the right sort of crushed aggregate can dramatically improve the ability of the ground to carry comparatively heavy loads.

    live chat
  • Subbase (pavement)

    The quality of subbase is very important for the useful life of the road and can outlive the life of the surface, which can be scrapped off and after checking that the subbase is still in good condition, a new layer can be applied Unbound granular materials are usually crushed stone, crushed slag or concrete.

    live chat
  • Ways to Recycle and Reuse Concrete

    Concrete is recycled by using industrial crushing equipment with jaws and large impactors After the concrete is broken up, it is usually run through a secondary impactor and is then screened to remove dirt and particles and to separate the large and small aggregate.

    live chat
  • Does anybody use sand as a base before they pour concrete

    Does anybody use sand as a base before they pour concrete of a driveway? I was told by one of the contractor that I needed to put a layer of sand before I poured concrete for the driveway Another contractor told me that no sand is used because it is the cause for cracks as the concrete mov I.

    live chat
  • Pavingexpert

    Is a concrete sub-base better beneath block paving? An urban myth is gaining currency within the residential block paving installation trade There is a growing trend for supposedly professional contractors to claim that a concrete sub-base is a better option than a traditional unbound granular aggregate sub-base: It should be apparent that a concrete base must cost more than an unbound sub-base.

    live chat
  • Ways to Recycle and Reuse Concrete

    Concrete is recycled by using industrial crushing equipment with jaws and large impactors After the concrete is broken up, it is usually run through a secondary impactor and is then screened to remove dirt and particles and to separate the large and small aggregate.

    live chat
  • SECTION 812

    Requirements for crushed pyroclastic rocks (Scoria) are covered in Section 818 - Crushed Scoria for Pavement Base and Subbase Requirements for crushed concrete are covered in Section 820 - Crushed Concrete for Pavement Subbase and Light Duty Base Construction requirements for unbound flexible pavements incorporating crushed rock are covered.

    live chat
  • Reclaimed Concrete Material Used as Base or Fill

    RCM is most often used as aggregate in a base or subbase course Although it is generally of high enough quality to be used as base material, RCM can also be used for lesser applications like embankment or fill material Since RCM is a crushed material, the angular aggregates will provide excellent stiffness and load transfer capability.

    live chat
  • CW SUB-GRADE, SUB-BASE AND BASE COURSE

    2 Clay borrow sub-base material will be of a type approved by the Contract Administrator 3 Crushed sub-base material will be crushed aggregate, crushed granite, crushed limestone or crushed concrete pavement 4 Crushed sub-base material will be well-graded and conform to the following grading requirements:.

    live chat
  • Crushed Stone Grades: A Complete Guide

    Crushed stone #10 (also called stone dust)

    crushed concrete for Class CC3 subbase, Class CC4 subbase of various nominal sizes , and 20 mm nominal size Class CC2 light duty base Crushed concrete products may include a nominated percentage of Reclaimed Aspementhalt Pav (RAP) or Section 815 Graded Aggregate.

    live chat
  • Crushed Stone Grades: A Complete Guide

    Crushed stone #10 (also called stone dust) - Screenings or dust For fabrication of concrete blocks and pavers and for riding arenas Crushed stone #57 - Sizes of about 3/4″ For concrete and asphalt mix, driveways, landscaping and French drains Crushed stone #411 - A mixture of stone dust and #57 stone.

    live chat