1) Sharp cutting and processing;
(2) Diamond cutting pieces have high rigidity, high strength and long service life;
(3) The ultra-thin diamond cutting piece has high precision, which can be used for slotting machine cutting, and the incision is smooth without collapse;
(4) The continuous cutting of Valin diamond slices does not slip and does not appear the phenomenon of blade passivation;
(5) The diamond cutting slot is narrow, which can greatly improve the utilization rate of precious raw materials.
Application materials of ultra-thin diamond cutting pieces:
Grinding materials: refractory materials, ultra-fine whetstone, whetstone, whetstone cutting;
Ceramic materials: alumina, zirconia, silicon carbide, peng carbide, boron nitride, ceramic lining brick, piezoelectric ceramics, black ceramics, glass products;
Semiconductor materials: silicon carbide, silicon wafer, monocrystalline silicon, polysilicon, solar cell, circuit board (PCB);
Magnetic materials: magnetic core, magnetic sheet, magnetic ring, permanent magnet ferrite, rare earth Ndfeb;
Glass materials: all kinds of glass tube, glass spout, tea leakage, high borosilicate glass (e-cigarette tube), rice beads, capillary glass tube, optical glass, quartz glass, microcrystalline glass, sapphire, crystal, jade;
Brittle metal materials: YG series hard alloy, tungsten steel round rod;
Optical materials: LED, LCD, quartz photovoltaic, quartz crucible;
Alloy materials: high speed steel, die steel, alloy steel, stainless steel;
Other materials: carbon fiber material, valve rod, brake pad
Abrasive Blade,Angle Grinder Cutoff Disc,1 Inch Cut Off Wheel,Aluminum Oxide Thin Cutting Wheels Henan Jinlun Superhard Material Co., Ltd , https://www.jinlunsuperhard.com
Recently, the renewable energy surcharge on electricity prices in China has been climbing steadily, reaching 8% per kWh. This fee, which began in 2006, started at just 2 cents per kilowatt-hour but has since increased twice, first to 4% in 2009, and now to its current level. The original intention was to support renewable energy projects, but the gaps between actual costs and available funds have widened significantly. In 2009, the shortfall was approximately 1.3 billion yuan, growing to 2 billion yuan in 2010, and skyrocketing to over 10 billion yuan by 2011. As of today, the total unmet subsidy for new energy initiatives is estimated at around 134.3 billion yuan. In 2012 alone, the subsidy gap for photovoltaic (PV) projects was expected to reach between 5 and 6 billion yuan, with an additional 20 billion yuan needed for other renewable energy projects.
This 10-billion-yuan gap is essentially an extra charge levied on regular consumers and businesses, serving as the sole source of funding for renewable energy subsidies in China. Initially designed to cover renewable energy subsidies, this fee has proven insufficient. As early as 2009, relevant departments realized that the existing surcharge could not meet the needs of the growing renewable energy sector. Some companies, especially state-owned enterprises, found themselves heavily burdened by unpaid subsidies. At the time, officials suggested diverting future surcharge revenues to cover past debts, while simultaneously considering raising the surcharge rate further. Despite these efforts, the gap persists, with billions of yuan remaining unaccounted for. According to the National Energy Administration, officials are still working to determine exactly how much is owed, who qualifies for subsidies, and which companies remain unpaid. Yet, this information remains largely undisclosed to the public, who have been contributing to this fund for nearly seven years without transparency.
The rapid expansion of China's renewable energy sector has far exceeded initial expectations. Although adjustments were made in 2008, 2009, and 2011 to raise the surcharge rates, the growth of new energy projects has continued to outpace projections. Over the last decade, various incentives such as tax breaks, price discounts, and investment subsidies have encouraged both state-owned and private enterprises to pour money into wind power projects. However, many successful bidders have struggled due to lack of profitability. In some regions, investments in wind power focus solely on installed capacity, neglecting the actual amount of electricity generated and fed into the grid. An official from the National Energy Administration admitted, "It grew too quickly, faster than we anticipated, and now it's far beyond our expectations."
The push for renewable energy investment extends beyond wind power to include solar and biomass energy. These industries emerged as new stars in the energy market, despite not being included in the original investment project lists. Local governments, eager to boost GDP figures, embraced these projects enthusiastically, creating a financial strain. With limited central funding, local authorities are left scrambling for ways to finance these ambitious plans. "Local governments want GDP growth," one official explained, "but the central government foots the bill. Where do they get the money?"
The challenges facing renewable energy subsidies in China highlight the complexity of balancing growth and sustainability. While the intentions behind these policies are noble, the implementation requires careful planning and oversight to ensure that funds are used effectively and transparently. Without addressing these issues, the gap between ambition and reality will continue to widen.