Products

Suppliers
Filter Gallery
21,456

Wet Grinding Ball

Products
Ceramic Grinding Ball Alumina Ceramic Ball Grinding Media Ball Forging Grinding Ball Grinding Ball Mill Grinding Steel Ball

Sorry! No matches were found.

1 2 6 Inch 90 mm Hot Rolled Forging Forged Grinding Media Metal Carbon Steel Ball for Sale Mining Ore Cement Wet Ball Mill Gcr15

1 2 6 Inch 90 mm Hot Rolled Forging Forged Grinding Media Metal Carbon Steel Ball for Sale Mining Ore Cement Wet Ball Mill Gcr15

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Main Products: Grinding Ball, Steel Ball, Forged Steel Ball, Grinding Media Ball, Grinding Steel Ball, Forged Grinding Ball, Forged Grinding Steel Ball, Hot Rolling Steel Ball, Forging Ball, Forged Ball
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
3 Inch Forging Grinding Balls for Wet Ball Mill

3 Inch Forging Grinding Balls for Wet Ball Mill

US $ 600-650 / Ton FOB
20 Tons (MOQ)
More
Size : Middle
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Alumina Grinding Balls Are of Good Quality for Dry and Wet Grinding

Alumina Grinding Balls Are of Good Quality for Dry and Wet Grinding

US $ 900-1,100 / Ton FOB
1 Ton (MOQ)
More
Main Products: Tower Packings, Ceramic Balls, Molecular Sieve, Mbbr Media, Aquarium Filter Media, Pall Ring, Ceramic Saddles, Activated Alumina, Honeycomb Ceramic, Ceramic Foam Filter
Contact Supplier
Audited Supplier Audited Supplier Since 2017
Pingxiang Bestn Chemical Packing Co., Ltd.

Manufacturer/Factory

Jiangxi, China Since 2017
Chat Now Send Inquiry
Forged Steel Grinding Ball Used for Wet Ball Mill

Forged Steel Grinding Ball Used for Wet Ball Mill

US $ 580-630 / Ton FOB
10 Tons (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Dia 20mm-150mm Wet Grinding Forged Steel Ball for Mining

Dia 20mm-150mm Wet Grinding Forged Steel Ball for Mining

US $ 650-699 / Ton FOB
25 Tons (MOQ)
More
Main Products: Grinding Ball, Forged Steel Ball, Grinding Rods, Casting Grinding Ball, Grinding Cylpebs
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Wet Abrasive Forged Grinding Steel Ball for Ball Mill

Wet Abrasive Forged Grinding Steel Ball for Ball Mill

US $ 650-799 / Ton FOB
25 Tons (MOQ)
More
Color : Black
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Excellent Quality Grinding Mining Ball for Dry Grinding and Wet Grinding

Excellent Quality Grinding Mining Ball for Dry Grinding and Wet Grinding

US $ 560-630 / Ton FOB
25 Tons (MOQ)
More
Main Products: Grinding Ball, Forged Steel Ball, Grinding Rods, Casting Grinding Ball, Grinding Cylpebs
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Wet Ball Mill Grinding Media Forged Balls

Wet Ball Mill Grinding Media Forged Balls

US $ 550-650 / Ton FOB
25 Tons (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Forging Grinding Balls for Wet Ball Mill

Forging Grinding Balls for Wet Ball Mill

US $ 600-700 / Ton FOB
25 Tons (MOQ)
More
Main Products: Grinding Ball, Forged Steel Ball, Grinding Rods, Casting Grinding Ball, Grinding Cylpebs
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Wet Forged Grinding Steel Ball for Mining and Cement Industry

Wet Forged Grinding Steel Ball for Mining and Cement Industry

US $ 600-679 / ton FOB
25 ton (MOQ)
More
Content : >90%
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
3 Inch Forging Grinding Balls for Wet Ball Mill

3 Inch Forging Grinding Balls for Wet Ball Mill

US $ 480-500 / Ton FOB
20 Tons (MOQ)
More
Main Products: High Chrome Casting Grinding Ball, Forged Grinding Ball, Grinding Cylpebs, Grinding Rods, Wear Parts, Low Chrome
Contact Supplier
Audited Supplier Audited Supplier Since 2016
Qingzhou Taihong Special Casting Steel Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2016
Chat Now Send Inquiry
High Alumina Grinding Bead Aluminum Oxide Ceramic Balls for Wet Grinding

High Alumina Grinding Bead Aluminum Oxide Ceramic Balls for Wet Grinding

US $ 0.85-1.5 / kg FOB
50 kg (MOQ)
More
Material : Alumina
Contact Supplier
Audited Supplier Audited Supplier Since 2019
ZIBO QIMINGXING NEW MATERIAL INCORPORATED CO., LTD.

Manufacturer/Factory

Shandong, China Since 2019
Chat Now Send Inquiry
Grinding Ball Grinder Ceramic Ball Other Abrasive & Grinding Tools Milling Cutter Centrifugal Pump
Forged Steel Grinding Ball Used for Wet Ball Mill

Forged Steel Grinding Ball Used for Wet Ball Mill

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Main Products: Grinding Ball, Steel Ball, Forged Steel Ball, Grinding Media Ball, Grinding Steel Ball, Forged Grinding Ball, Forged Grinding Steel Ball, Hot Rolling Steel Ball, Forging Ball, Forged Ball
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
Factory Whole Sale Low Price Forged Grinding Media Steel Ball Supplier Manufacturer for Gold Iron Mine Ore Cement Wet Ball Mill

Factory Whole Sale Low Price Forged Grinding Media Steel Ball Supplier Manufacturer for Gold Iron Mine Ore Cement Wet Ball Mill

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Color : Black
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
Industrial High Alumina Al2O3 Ceramic Grinding Medium Ball Alumina Wet Grinding Ball

Industrial High Alumina Al2O3 Ceramic Grinding Medium Ball Alumina Wet Grinding Ball

US $ 0.2 / Piece FOB
1 Piece (MOQ)
More
Main Products: Molecular Sieve, Honeycomb Ceramic, Ceramic Tower Packings, Plastic Tower Packings, Plasitc Tower Packings, Ceramic Foam Filter, Tower Internals
Contact Supplier
Audited Supplier Audited Supplier Since 2022
PingXiang Nanxiang Chemical Packing Co., Ltd.

Manufacturer/Factory

Jiangxi, China Since 2022
Chat Now Send Inquiry
3 Inch Cast Grinding Balls for Wet Ball Mill

3 Inch Cast Grinding Balls for Wet Ball Mill

US $ 499-620 / Ton FOB
20 Tons (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Maanshan Yongxing New Material Technology Co., Ltd

Manufacturer/Factory

Anhui, China Since 2023
Chat Now Send Inquiry
92% Wet Grinding Alumina Ceramic Balls as Ball Mill Grinding Media

92% Wet Grinding Alumina Ceramic Balls as Ball Mill Grinding Media

US $ 1,000 / Ton FOB
1 Ton (MOQ)
More
Main Products: Alumina Ceramic, Refractory Product, Silicon Carbide Products
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Zibo Yunfeng Industrial Ceramics Co., Ltd.

Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
B2 15-130 mm Forged Steel Grinding Balls for Ball Mill Grind Medium Dry or Wet Environment

B2 15-130 mm Forged Steel Grinding Balls for Ball Mill Grind Medium Dry or Wet Environment

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Size : Middle
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
Ceramic Balls Are Suitable for Dry Grinding of Alumina and Wet Grinding of Many Kinds of Aluminum Content

Ceramic Balls Are Suitable for Dry Grinding of Alumina and Wet Grinding of Many Kinds of Aluminum Content

US $ 0.6-1.2 / kg FOB
1,000 kg (MOQ)
More
Main Products: Garnet Sand, Steel Shot, Steel Grit, Bearing Steel Grit, Low Carbon Steel Shot, Stainless Steel Shot, Sandblasting Machine, Sandblasting Suits, Sandblasting Helmet, Sandblasting Cabinet
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Jinan Junda Industrial Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
20mm-160mm Grinding Media Steel Balls for Both Wet Mill and Dry Mill

20mm-160mm Grinding Media Steel Balls for Both Wet Mill and Dry Mill

US $ 1,000 / Ton FOB
100 Tons (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Ningguo Dexin New Materials Technology Co., Ltd.

Manufacturer/Factory

Anhui, China Since 2022
Chat Now Send Inquiry
Related Videos
  • What is 1 2 6 Inch 90 mm Hot Rolled Forging Forged Grinding Media Metal Carbon Steel Ball for Sale Mining Ore Cement Wet Ball Mill Gcr15
    What is 1 2 6 Inch 90 mm Hot Rolled Forging Forged Grinding Media Metal Carbon Steel Ball for Sale Mining Ore Cement Wet Ball Mill Gcr15
    Negotiable
    20 Tons (MOQ)
    Contact Supplier
  • What is Alumina Grinding Balls Are of Good Quality for Dry and Wet Grinding
    What is Alumina Grinding Balls Are of Good Quality for Dry and Wet Grinding
    Negotiable
    1 Ton (MOQ)
    Contact Supplier
  • What is Forged Steel Grinding Ball Used for Wet Ball Mill
    What is Forged Steel Grinding Ball Used for Wet Ball Mill
    Negotiable
    10 Tons (MOQ)
    Contact Supplier
  • What is Wet Ball Mill Grinding Media Forged Balls
    What is Wet Ball Mill Grinding Media Forged Balls
    Negotiable
    25 Tons (MOQ)
    Contact Supplier
Forged Steel Grinding Ball Is Suitable for Mill From 1.5m to 11m, Both Dry and Wet Grinding

Forged Steel Grinding Ball Is Suitable for Mill From 1.5m to 11m, Both Dry and Wet Grinding

US $ 560-630 / Ton FOB
25 Tons (MOQ)
More
Main Products: Grinding Ball, Forged Steel Ball, Grinding Rods, Casting Grinding Ball, Grinding Cylpebs
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shandong Shengye Grinding Ball Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
China Wholesale Alumina Oxide Ceramic Grinding Balls for Dry or Wet Grinding

China Wholesale Alumina Oxide Ceramic Grinding Balls for Dry or Wet Grinding

US $ 0.75-3 / kg FOB
50 kg (MOQ)
More
Color : White
Contact Supplier
Audited Supplier Audited Supplier Since 2019
ZIBO QIMINGXING NEW MATERIAL INCORPORATED CO., LTD.

Manufacturer/Factory

Shandong, China Since 2019
Chat Now Send Inquiry
Wear-Resistant Grinding Balls for Wet Ball Mills, Cast Balls in High Chrome Alloy

Wear-Resistant Grinding Balls for Wet Ball Mills, Cast Balls in High Chrome Alloy

100 Tons (MOQ)
More
Main Products: Grinding Ball, High Chrome Grinding Ball, Middle Chrome Grinding Ball, Low Chrome Grinding Ball, Grinding Ball Mold, Grinding Ball Dies, Heat Treatment Furnace, Grinding Ball Casting Line
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Ningguo Dexin New Materials Technology Co., Ltd.

Manufacturer/Factory

Anhui, China Since 2022
Chat Now Send Inquiry
Solid Small Large Big Round Forged Grinding Media Metal Carbon Steel Ball for Sale Grinding Mine Mining Cement Wet Ball Mill

Solid Small Large Big Round Forged Grinding Media Metal Carbon Steel Ball for Sale Grinding Mine Mining Cement Wet Ball Mill

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Usage : Construction, Machinery, Chemical, Grind, Refractory Material
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

Affordable Wet Grinding Ceramic Balls for Pigment Industry

Affordable Wet Grinding Ceramic Balls for Pigment Industry

US $ 785-1,050 / Ton FOB
25 Tons (MOQ)
More
Main Products: Pebble, Silica Sand, Natural Pebble, Flint Pebble, Oblong Stone, Silica Lining Bricks, Silex Blocks, Alumina Ball, Ceramic Ball, Alumina Lining Brick
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Dalian Gaoteng International Trading Co., Ltd.

Manufacturer/Factory,Trading Company

Liaoning, China Since 2021
Chat Now Send Inquiry
Good Quality 60 70 80 90 mm Forged Forging Steel Grinding Media Ball Supplier for Gold Uranium Iron Mining Ore Sag Wet Ball Mill

Good Quality 60 70 80 90 mm Forged Forging Steel Grinding Media Ball Supplier for Gold Uranium Iron Mining Ore Sag Wet Ball Mill

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Usage : Construction, Machinery, Chemical, Grind, Refractory Material
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
Chemshun Ceramics CS36 Alumina Grinding Balls for Wet and Dry Grinding

Chemshun Ceramics CS36 Alumina Grinding Balls for Wet and Dry Grinding

US $ 999-1,999 / Ton FOB
1 Ton (MOQ)
More
Main Products: Wear Resistant Ceramic Liner, Ceramic Pipe Alumina Tube Elbow Tile, Alumina Ceramic Lining, Ceramic Rubber Composition Ceramic Rubber Steel, Zta Ceramic Wear Liner, Completed Equipments Ceramic Lining Steel Paint, Ceramic Grinding Media, Alumina Ball and Ceramic Ball, 99.7%Alumina Ceramic Wafer Polishing Plate, Chemical Tower Packings
Contact Supplier
Audited Supplier Audited Supplier Since 2006
Pingxiang Chemshun Ceramics Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangxi, China Since 2006
Chat Now Send Inquiry
High Hardness Alumina Purity 92% 95% Alumina Ceramic Ball Grinding Ball for Wet Dry Grinding Machine

High Hardness Alumina Purity 92% 95% Alumina Ceramic Ball Grinding Ball for Wet Dry Grinding Machine

US $ 0.6-1.2 / kg FOB
1,000 kg (MOQ)
More
Color : Brown
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Jinan Junda Industrial Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2018
Chat Now Send Inquiry
Zta Bead Zirconium Toughened Alumina Grinding Ball for Wet Processing

Zta Bead Zirconium Toughened Alumina Grinding Ball for Wet Processing

US $ 2-3 / kg FOB
50 kg (MOQ)
More
Main Products: Alumina Ceramic, Ceramic Wear Linings, Ceramic Grinding Media, Silicon Carbide Ceramic
Contact Supplier
Audited Supplier Audited Supplier Since 2019
ZIBO QIMINGXING NEW MATERIAL INCORPORATED CO., LTD.

Manufacturer/Factory

Shandong, China Since 2019
Chat Now Send Inquiry
High Silica Content Ceramic Wet Grinding Balls for Ball Mill

High Silica Content Ceramic Wet Grinding Balls for Ball Mill

US $ 175-200 / Ton FOB
25 Tons (MOQ)
More
Color : White
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Dalian Gaoteng International Trading Co., Ltd.

Manufacturer/Factory,Trading Company

Liaoning, China Since 2021
Chat Now Send Inquiry
Low Price Ceramic Ball for Wet Grinding

Low Price Ceramic Ball for Wet Grinding

US $ 785-1,050 / Ton FOB
25 Tons (MOQ)
More
Main Products: Pebble, Silica Sand, Natural Pebble, Flint Pebble, Oblong Stone, Silica Lining Bricks, Silex Blocks, Alumina Ball, Ceramic Ball, Alumina Lining Brick
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Dalian Gaoteng International Trading Co., Ltd.

Manufacturer/Factory,Trading Company

Liaoning, China Since 2021
Chat Now Send Inquiry
3 Inch Forging Grinding Balls for Wet Ball Mill

3 Inch Forging Grinding Balls for Wet Ball Mill

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Usage : Construction, Machinery, Chemical, Grind, Refractory Material
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
China Zibo Factory Direct Manufacturer Alumina Ceramic Grinding Media Balls for Dry Grinding and Wet Grinding

China Zibo Factory Direct Manufacturer Alumina Ceramic Grinding Media Balls for Dry Grinding and Wet Grinding

US $ 1.15-1.95 / kg FOB
50 kg (MOQ)
More
Main Products: Alumina Ceramic, Ceramic Wear Linings, Ceramic Grinding Media, Silicon Carbide Ceramic
Contact Supplier
Audited Supplier Audited Supplier Since 2019
ZIBO QIMINGXING NEW MATERIAL INCORPORATED CO., LTD.

Manufacturer/Factory

Shandong, China Since 2019
Chat Now Send Inquiry
Low Price Best Grinding Media Carbon Iron Steel Ball Factory Manufacturer for Sale Grinding Ore Cement Wet Sag Ball Mill Milling

Low Price Best Grinding Media Carbon Iron Steel Ball Factory Manufacturer for Sale Grinding Ore Cement Wet Sag Ball Mill Milling

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Usage : Construction, Machinery, Chemical, Grind, Refractory Material
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
1.6 Inch Grinding High Chrome Ball for Wet Ball Mill

1.6 Inch Grinding High Chrome Ball for Wet Ball Mill

US $ 499-620 / Ton FOB
20 Tons (MOQ)
More
Main Products: Grinding Ball, Grinding Cast Ball, Grinding Meida Ball, Iron Ball, Steel Ball, Grinding Steel Ball, Mill Ball, Grinding Cylpeb
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Maanshan Yongxing New Material Technology Co., Ltd

Manufacturer/Factory

Anhui, China Since 2023
Chat Now Send Inquiry
High Hardness Wear-Resistant Hot Rolling Forged Grinding Media Steel Ball for Both Wet and Dry Ball Mills Are Available

High Hardness Wear-Resistant Hot Rolling Forged Grinding Media Steel Ball for Both Wet and Dry Ball Mills Are Available

US $ 650-680 / Ton FOB
20 Tons (MOQ)
More
Content : >90%
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Gangyan Grinding Ball Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2024
Chat Now Send Inquiry
Ceramic Grinding Ball Alumina Ceramic Ball Grinding Media Ball Forging Grinding Ball Grinding Ball Mill Grinding Steel Ball
View More

Related Searches

Steel Ball Stainless Steel Ball Precision Steel Ball Casting Steel Ball Alloy Steel Ball Grinding Ball Solid Steel Ball Forged Steel Ball Grinding Media Ball Grinding Rods

Browse by Categories

Home > Tools & Hardware > Abrasive & Grinding > Grinding Ball
1/596
TOP

Search Filter

Categories

More Less
  • Grinding Ball
  • Grinder
  • Ceramic Ball
  • Other Abrasive & Grinding Tools
  • Milling Cutter
  • Centrifugal Pump
  • Diaphragm Pump
  • Grinding Beads
  • Ceramic Grinding
  • Abrasive Grains

Application

More Less
  • Mine
  • Metallurgy
  • Construction
  • Chemistry
  • Railway
  • Highway

Condition

More Less
  • New

Materials

More Less
  • Gold
  • Lead
  • Iron
  • Molybdenum
  • Silver

Motor Type

More Less
  • AC Motor
  • DC Motor
  • Stepper Motor

Type

More Less
  • Ball Mill
  • Raymond Mill

Company Type

More Less
  • Manufacturer/Factory
  • Trading Company
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Henan
  • Jiangxi
  • Shandong
  • Hunan
  • Shanghai
  • Jiangsu
  • Guangdong
  • Hebei
  • Liaoning
  • Fujian
  • Zhejiang
  • Chongqing
  • Beijing
  • Anhui
  • Tianjin
  • Hubei
  • Guangxi
  • Ningxia
  • Shanxi
  • Shaanxi
Reset Done