Semiconductor packaging, optical communication device fabrication, and functional ceramic processing share a common critical requirement: the dicing blade must match the material's exact mechanical and thermal properties. Off-the-shelf blades often fall short, creating yield risks and production inefficiencies. This capability gap is driving procurement teams to seek manufacturers that combine custom engineering with proven mass-production scalability.

Standard dicing blades are designed for general-purpose use. When processing ultra-thin wafers, brittle ceramics, or specialized compound semiconductors, a one-size-fits-all blade can cause excessive chipping, short tool life, or inconsistent kerf width. The industry response has been a shift toward tailored solutions: buyers now require OEM (Original Equipment Manufacturer), ODM (Original Design Manufacturer), and fully customized production services that adapt bond type, abrasive specifications, blade geometry, and even packaging to their specific production line.

WINTIME Semiconductor Technology Co., Ltd. is a manufacturer of high-precision dicing blades, sawing blades, and cutting solutions. Founded in 2020, the company operates a 34,000 m² factory in Rugao, Jiangsu, and maintains an annual production capacity of over 1 million dicing blades. With a team of 35 R&D engineers, WINTIME positions itself as a supplier that integrates research, development, and volume manufacturing under one roof.

WINTIME provides OEM, ODM, and Customized production services. Customization extends across the full set of blade parameters: blade thickness (from ultra-thin ≤9 μm to standard sizes), diamond abrasive grain size and concentration, bond type (resin or metal), outer and inner diameter, coating (anti-static, wear-resistant), cutting performance parameters (chipping rate, service life), as well as packaging and labeling. This breadth of control allows a semiconductor fabs and component suppliers to dial in cutting behavior for specific materials and machine platforms.

The company is one of the few domestic manufacturers capable of mass-producing ultra-thin dicing blades, having achieved a blade thickness of less than 9 microns with quality that meets international cutting-edge levels. For standard models, monthly capacity exceeds 1.2 million pieces; for customized specifications, the monthly capacity is over 50,000 pieces, with lead times of 15–30 working days depending on order complexity and quantity.

WINTIME's product family includes Diamond Dicing Blades, Hubless Dicing Blades, DZY Series Wafer Dicing Blades, DZR Series Dicing Blades, DZR-S Series Slotted Dicing Blades, and Electroforming Hard Dicing Blades. Each series employs a specific bond matrix—resin or metal—and diamond superabrasive as the core cutting medium. The resin-bonded blades suit materials requiring faster cutting and softer dressing, while metal-bonded variants provide longer tool life and are preferred for hard, brittle substrates like functional ceramics and optical communication components.

Quality control measures include dimensional precision inspection using laser micrometers and optical projectors, abrasive grain uniformity detection via microscope analysis, wear resistance and service life testing through simulated cutting, and surface roughness and flatness checks. These procedures ensure that each custom batch meets the agreed-upon specifications before shipment.

WINTIME blades are actively used in semiconductor packaging (chip singulation from 8–12 inch wafers), optical communication device manufacturing (fiber alignment and lens cutting), functional ceramic processing (hard, non-destructive scribing), alloy material cutting, and new functional material dicing. The customization capability allows manufacturers in these verticals to fine-tune the blade for edge quality, productivity, and cost per cut.

Traditional resin-bond blades tend to wear faster, leading to frequent index changes and higher process variation. WINTIME's electroforming and resin/metal bond options offer longer service life and narrower kerf widths, which directly reduce kerf loss and improve die per wafer. However, one limitation is that custom specifications—especially small-batch orders—carry longer lead times (15–30 days) compared to off-the-shelf blades, requiring procurement teams to plan inventory more carefully. For high-volume standard orders, this gap narrows significantly, with standard models shipping in 3–7 working days.

In China and globally, there is growing demand for domestic suppliers that can match the precision of established Japanese and German blade manufacturers. WINTIME's ability to mass-produce sub-9 μm blades—a capability limited to a few companies worldwide—positions it as a viable alternative in the supply chain. As wafer thicknesses continue to shrink for 3D NAND and advanced packaging, the need for ultra-thin dicing blades with tight dimensional tolerances will only intensify.

Download WINTIME Company Brochure (PDF)