Founded in 1997, Hongtuo has become a global manufacturer and distributor of diamond and CBN super abrasive products. With 15 years of experience in the design, manufacturing and marketing of honing tools, diamond and CBN grinding wheels, back grinding wheels, ultra-thin cutting wheels and dicing blades, Hongtuo's products are commonly used across a number of industries that require high precision machining of metal parts, as well as thinning and cutting of electronic components.

　　With over 450 employees utilizing our 370 sets of manufacturing and test facilities, and 5 modern production lines for metal bond and super abrasive production, our honing stones, vitrified bond diamonds and CBN grinding wheels, resin bond diamond and CBN grinding wheels, electroplated dicing blades and metal and resin bond dicing blades are all well received by customers from all over the world, including the United States, Canada, Germany, France, the UK, Iran, India, Italy, Australia, New Zealand, Chile, and Peru.

　　With years of experience to back us up, we will work directly with you to find the right honing tool for your precision metal working needs.

　 History

　 1997

　　Zhengzhou Hongtuo Super Abrasive Products Co., Ltd. was founded, specializing in the manufacturing of metal bond honing stones as well as single stroke honing tools and multi-stick honing tools for horizontal honing machines that have obtained a high recognition among users.

　 1998-2000

　　We developed the horizontal multi-stone honing tool for honing connecting rods, shifting forks, and sewing accessories, and honing heads for a Japanese customer that manufactures vertical honing machines

       2001

　　We built a vitrified bond grinding wheel production line that is mainly used for the production of camshafts and crankshaft CBN grinding wheels, which are applicable for both overseas and domestic high precision grinding machines.

　 2002-2006

　　We successively produced a variety of grinding wheels in different specifications for internationally known high accuracy grinders.

　 2007-2008

　　Hongtuo successfully developed a large diameter multi-stone honing tool for vertical machines. They can be used on Gering and Nagal, as well as Chinese made

　 2009-2012

　　We produced resin bond diamond and CBN grinding wheels in standard and customized shapes, including cups, bowls, dish and more.

　 2013

　　The production line for HT-RM and HT-YM series metal bond dicing blades was built. This series of cutting wheels is applicable for cutting hard and brittle materials such as optical glass, ceramics, ferrites, quartz, crystals and more.

　 2014

　　We constructed a production line for the HT-YB and HT-YH series electroplated hub dicing blades and HT-RE series electroformed bond dicing blades, which are ideal for cutting silicon wafers, GaP, epoxy resin boards, ceramic substrates, composite boards with sandwiches and BGA.

      Hongtuo offers customers comprehensive and competitive honing, grinding and cutting tools, and excellent services, helping them improve the product’s machining precision and obtain the greatest benefits.

　　1. Professional Product Recommendation

　　Hongtuo’s super abrasive products include sight stroke and multi-stone honing tools, diamond and CBN grinding wheels and cutting discs. They are all highly compatible with honing and grinding machines made in Europe, Japan, Korea, China and other countries.

　　According to different equipment models, work piece types and machining processes, we will give the most professional product recommendations during the initial purchase period. In addition, most of the honing and grinding products are kept using inventory, which means we can guarantee an optimal delivery time.

　　2. Superior Customized Service

　　Our inventory of honing tools and grinding wheels work well with Sunnen, Nagel, Gerhing, Nissin and other well-known company machines. For other machines, we can customize the corresponding tools based on machine and work piece types.

　　3. Considerate After-Sales Service

　　Hongtuo will pay regular return visits to customers to handle questions on-site and collect feedback information. We will also appoint professional technicians to go to the customer and help solve any technical problems. On-site visits are also available for overseas customers, based upon former, mutual agreement.

         Hongtuo regards technological R&D and the improvement of our bore finishing products and grinding tools as extremely important. We have always held to the belief that only after developing and producing more valuable products that exceed customer expectation can we reach a larger market. In terms of product research and development, we have the following advantages.

        R&D Team

        We have established an advanced product research and development center that is comprised of a metal bond R&D team, vitrified bond R&D team, and a resin bond R&D team, as well as batching and mixing rooms.

      Technology Department

       Hongtuo has established a technology department that specializes in the design and R&D of super abrasive products and accessories, including honing stones, single stroke honing tools, honing heads, grinding wheels and more. This department consists of the R&D team, honing tool team and the grinding wheel team, which has 26 professional designers.