PDC CORE BIT PDC core drill bits, also known as hollow bits, are tubular multi-toothed instruments embedded with carbide chips. Outfitted with carbide inserts, they efficiently penetrate rock formations of f=1-16 grade. Predominantly utilized in exploration and engineering drilling, PDC Core Bits are distinguished by their broad applicability, encompassing both soft and hard, fragmented, and intact formations. Their use is extensive in sectors such as coal mining, infrastructure, geological surveys, and hydropower projects. Top Tools emerges as a leading force among PDC drill bit manufacturers. With a commitment to innovation and excellence, our PDC bulk drill bits redefine the standards, offering a myriad of benefits that set us apart in the industry. Different Types Of PDC Core Bit For Sale Matrix PDC Core Bit PDC Core Bits are usually used in geological exploration and coalfield mining. Features Of PDC Core Bits PDC Core Bits are made of high grade diamond single crystal or natural diamond particles, which are processed by scientific formula and special technology, and are designed for extra hard rock. PDC Core Bits have high drilling speed and high efficiency, good diameter retention, high wear resistance and longer life. PDC Core Bits can be used in coal mines, highways, railroads, bridges, geological exploration, water conservancy and hydropower, and other construction units. Advantages Of SML PDC Core Bit PDC Core Bit is made of high grade diamond single crystal or natural diamond particles, processed by scientific formula and special technology, which is designed for extra hard rock. PDC Core Bit has the characteristics of high speed and high efficiency, good diameter preservation, high wear resistance and longer life. PDC Core Bits are widely used. From very soft to very hard strata, there are various series of diamond coring bits available to meet the needs of coring under various conditions. The PDC Core Bit produced by SML has smooth drilling, fast speed, high harvest rate, long service life and good overall economic benefits. Good size-preserving effect: SML produces Core Bits with high wear resistance and good size-preserving performance, which enable the cutting teeth to be used efficiently.
Discover the Premium Excellence of Himalayan Pink Edible Salt (Coarse Grade) from Pakistan Welcome to the world of Himalayan Pink Edible Salt, where quality meets affordability. As a leading manufacturer and supplier based in Pakistan, we are proud to offer high-quality Himalayan Pink Edible Salt in its coarse grade at the most reasonable prices. The Natural Treasure: Our journey begins deep within the Khewra Salt Mines, nestled in the heart of the Himalayas, one of the world's oldest and largest salt mines. Here, nature has crafted something truly remarkable. The exquisite pink hue of our salt, derived from its rich mineral composition, sets it apart. But its true beauty lies in the extraordinary benefits that Himalayan Pink Edible Salt brings to your life. Uncompromising Quality: At the core of our philosophy is an unwavering commitment to quality. We understand that the purity and authenticity of Himalayan Pink Edible Salt are paramount. That's why we source our salt directly from the heart of the Himalayan region, ensuring that it remains untouched by environmental pollutants. The result is a salt that retains its natural purity and goodness, including essential minerals like calcium, magnesium, and potassium. Coarse Grade Culinary Delights: For culinary enthusiasts and professional chefs, our coarse-grade Himalayan Pink Edible Salt is a true treasure. Its larger granules add a delightful crunch and a burst of flavor to your dishes. Whether you're seasoning a steak or sprinkling it over roasted vegetables, this coarse-grade salt enhances your culinary creations. Versatility and Wellness: Himalayan Pink Edible Salt is not just about flavor; it's about well-being. Our coarse-grade salt is perfect for use in salt grinders, adding a touch of elegance to your dining table. Plus, it's packed with minerals that can contribute to a healthier lifestyle. Unbeatable Prices: We believe that everyone should have access to the best. That's why we offer Himalayan Pink Edible Salt (Coarse Grade) at prices that won't break the bank. We're here to make this premium salt accessible to all. Contact Us Today: Ready to elevate your culinary creations and well-being with our Himalayan Pink Edible Salt (Coarse Grade)? Contact us today to discuss your requirements, whether you need bulk quantities for your restaurant or just want to enhance your home cooking.
Product Name: Linear Alkyl Benzene Sulfonic Acid (LABSA) 96% Chemical Formula: C18H30SO3 CAS Number: 27176-87-0 Description: Linear Alkyl Benzene Sulfonic Acid (LABSA) 96% is a high-quality anionic surfactant predominantly used in the formulation of detergents and cleaning products. Derived from linear alkylbenzene, LABSA 96% ensures superior performance in a wide range of applications due to its excellent detergency, emulsification, and foaming properties. Appearance: LABSA 96% typically appears as a dark brown, viscous liquid with a pungent odor. It is highly soluble in water, forming a stable solution. Key Features: High Detergency: Effectively removes dirt, grease, and stains from various surfaces. Excellent Foaming: Produces rich and stable foam, enhancing the cleaning efficiency. Good Emulsifying Properties: Assists in the dispersion of oils and fats. Versatile: Suitable for numerous cleaning and detergent formulations. Cost-Effective: Provides high performance at an economical cost. Applications: Household Cleaning Products: Laundry Detergents Dishwashing Liquids All-purpose Cleaners Industrial Cleaners: Engine Degreasers Heavy-duty Detergents Industrial Floor Cleaners Personal Care Products: Shampoos Hand Washes Technical Specifications: Active Matter: 96% min Color (Klett): â?¤ 50 Free Oil: â?¤ 2.0% Sulfuric Acid: â?¤ 1.5% Water Content: â?¤ 1.0% Packaging: LABSA 96% is available in various packaging options to suit customer requirements: 220 kg HDPE Drums 1050 kg IBC Tanks Bulk Tanker Loads Storage and Handling: Store in a cool, dry place away from direct sunlight. Ensure containers are tightly closed when not in use. Use appropriate personal protective equipment (PPE) while handling to avoid direct contact with skin and eyes. Safety and Regulatory Information: Safety Data Sheet (SDS): Available on request, providing detailed information on safety, handling, and emergency measures.
Product Name: Linear Alkyl Benzene Sulfonic Acid (LABSA) 90% Chemical Formula: C18H30SO3 CAS Number: 27176-87-0 Description: Linear Alkyl Benzene Sulfonic Acid (LABSA) 90% is a high-quality anionic surfactant primarily used in the formulation of detergents and cleaning products. It is derived from linear alkylbenzene, ensuring excellent performance in various applications due to its strong detergency, emulsification, and foaming properties. Appearance: LABSA 90% typically appears as a dark brown, viscous liquid. It has a pungent odor and is soluble in water, forming a stable solution. Key Features: High Detergency: Efficiently removes dirt, grease, and stains from surfaces. Excellent Foaming: Generates rich and stable foam, enhancing cleaning efficiency. Good Emulsifying Properties: Helps in the dispersion of oils and fats. Versatile: Suitable for a wide range of cleaning and detergent formulations. Cost-Effective: Provides high performance at a reasonable cost. Applications: Household Cleaning Products: Laundry Detergents Dishwashing Liquids All-purpose Cleaners Industrial Cleaners: Engine Degreasers Heavy-duty Detergents Industrial Floor Cleaners Personal Care Products: Shampoos Hand Washes Technical Specifications: Active Matter: 90% min Color (Klett): 50 Free Oil: 2.0% Sulfuric Acid: 1.5% Water Content: 1.0% Packaging: LABSA 90% is available in various packaging options to suit customer requirements: 220 kg HDPE Drums Bulk Tanker Loads Storage and Handling: Store in a cool, dry place away from direct sunlight. Ensure containers are tightly closed when not in use. Use appropriate personal protective equipment (PPE) while handling to avoid direct contact with skin and eyes. Safety and Regulatory Information: Safety Data Sheet (SDS): Available on request, providing detailed information on safety, handling, and emergency measures.
We distribute and sell copy paper from various brand and specification Feel free to contact us for your inquiry Specification : Sheet Size : A4 (210mm x 297mm) Substance : 70gsm, 75gsm, 80gsm Brightness : 102-104% above Color : white Whiteness : CIE167 Grade : All purpose Premium Paper Sheet in Ream : 500 Roughness : 140ml/Min Thickness : 110um Opacity : 95% Ream box : 5 Ream Quality : Very High Imported 100% Virgin Wood Pulp Grading : A Thickness : 106cm . Moisture Control : Makes the sheets stay flat in the copier and enchances runability. Low Dust Content : Minimizing Your copier runing cost. Good Opacity : Double sided copying of the best quality. Smoothness : Improving Printing Quality. Bulky Sheet : Enhancing smooth runnability
Sheet Size : A4 (210mm x 297mm) Substance : 70gsm, 75gsm, 80gsm Brightness : 102-104% above Color : white Whiteness : CIE167 Grade : All purpose Premium Paper Sheet in Ream : 500 Roughness : 140ml/Min Thickness : 110um Opacity : 95% Ream box : 5 Ream Quality : Very High Imported 100% Virgin Wood Pulp Grading : A Thickness : 106cm. Moisture Control : Makes the sheets stay flat in the copier and enchances runability. Low Dust Content : Minimizing Your copier runing cost. Good Opacity : Double sided copying of the best quality. Smoothness : Improving Printing Quality. Bulky Sheet : Enhancing smooth runnability perfect for high-quality printing and copying super high whiteness produces outstanding clarity and contrast for all graphics and text precision-cut edges for trouble-free performance user-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing Best for : Photocopier Laser Printer Fax Machine Ink-Jet Copier 2 Side Copying
Sheet Size : A4 (210mm x 297mm) Substance : 70gsm, 75gsm, 80gsm Brightness : 102-104% above Color : white Whiteness : CIE167 Grade : All purpose Premium Paper Sheet in Ream : 500 Roughness : 140ml/Min Thickness : 110um Opacity : 95% Ream box : 5 Ream Quality : Very High Imported 100% Virgin Wood Pulp Grading : A Thickness : 106cm. Moisture Control : Makes the sheets stay flat in the copier and enchances runability. Low Dust Content : Minimizing Your copier runing cost. Good Opacity : Double sided copying of the best quality. Smoothness : Improving Printing Quality. Bulky Sheet : Enhancing smooth runnability perfect for high-quality printing and copying super high whiteness produces outstanding clarity and contrast for all graphics and text precision-cut edges for trouble-free performance user-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing
Sheet Size : A4 (210mm x 297mm) Substance : 70gsm, 75gsm, 80gsm Brightness : 102-104% above Color : white Whiteness : CIE167 Grade : All purpose Premium Paper Sheet in Ream : 500 Roughness : 140ml/Min Thickness : 110um Opacity : 95% Ream box : 5 Ream Quality : Very High Imported 100% Virgin Wood Pulp Grading : A Thickness : 106cm. Moisture Control : Makes the sheets stay flat in the copier and enchances runability. Low Dust Content : Minimizing Your copier runing cost. Good Opacity : Double sided copying of the best quality. Smoothness : Improving Printing Quality. Bulky Sheet : Enhancing smooth runnability perfect for high-quality printing and copying super high whiteness produces outstanding clarity and contrast for all graphics and text precision-cut edges for trouble-free performance user-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing
We suppy copy paper A4 for office, home supplies,and student supplies, weâ??re focused on delivering a wide range, low prices and great service for our customers. Sheet Size : A4 (210mm x 297mm) Substance : 70gsm, 75gsm, 80gsm Brightness : 102-104% above Color : white Whiteness : CIE167 Grade : All purpose Premium Paper Sheet in Ream : 500 Roughness : 140ml/Min Thickness : 110um Opacity : 95% Ream box : 5 Ream Quality : Very High Imported 100% Virgin Wood Pulp Grading : A Thickness : 106cm. Perfect for high-quality printing and copying super high whiteness produces outstanding clarity and contrast for all graphics and text precision-cut edges for trouble-free performance user-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing Reflex Ultra White Copy Paper is suitable for everyday home and office printing Delivering sharper more defined blacks and vibrant colours with no extra ink
Attapulgite Thickener(GEL-36-40-50) Product Description: Attapulgite Clay Powder of High Viscosity is a special formulated and customized product with high viscosity based on the natural attapulgite clay and by special processing technology. It is characterized with strong adsorption and cohesion forces, and has good suspending and colloidal properties. Product Characteristics: Natural nano-structures, colloidal performance, light weight, good suspension, roll into a good, good chemical stability, absorption capacity, strong bond, green environmental protection. Applications: Catalystpesticide carrier, liquid fertilizer SC pesticides, high-grade additives, pulp printing and dyeing, printing agent, agent batik, leather auxiliaries, plasticized plastic, rubber reinforcement, and material additives, emulsified asphalt, sealing putty, sealing Pieces, paint, ink, adhesives molecular sieve, new wall materials, mineral wool sound-absorbing panels
ADVANCE ULTRA OW30 API-SN/CI 4+ multi grade motor oil. Mineral motor oil designed to provide a high level of performance and protection under most operating conditions. we offer a broad selection of ADVANCE ULTRA OW30 API-SN/CI 4+ viscosity motor oils. including synthetic, high mileage and premium conventional formulations. Use the comparison feature better understand the different protection levels of our various OW30 Oil products. we Maruti Suzuki, Hyudai, Honda, Toyota, Nissan, Ford & Mahindara. Benifits Advance Ultra OW-30 is engineered with a proprietary blend of high performance synthetic base stocks fortified with a precisely balanced component additive system. The low viscosity, advanced full synthetic formulation helps to increase engine efficiency and improve fuel economy benefits, while providing outstanding overall engine protection.
We have established ourselves as renowned organization, involved in manufacturing, supplying and trading a wide gamut of Barrier Gate. These barriers are manufactured using high grade raw material which we procure from certified vendors of the market. All the barriers offered by us are designed in compliance with international quality standard norms. Due to various excellent features such as low maintenance and high durability, our entire range of road barriers are widely demanded by our valuable clients and corporates. Features: Resistant to heavy impacts and shocks High flexible performance Effective Shield Safe and Secure features Optional Features: 1. Mobile App based barrier Open/ Close- Bluetooth Technology 2. GSM based remote mobile app/ SMS/ Missed Call barrier Open/Close 3. Long Rangle Vehicle identification and barrier Close/ Open- No waiting in queue.Boom Barrier
Disposable powder free latex gloves which are made of Natural Rubber are the most flexible gloves among latex, nitrile and vinyl gloves. They are ambidextrous, durable, stretchable, tasteless, harmless, biodegradable, good elasticity, acid-resistant and alkali-resistant. To make the gloves more easier to don without using any of powder, gloves will be processed with chlorination, which makes powder free latex gloves more safer for medical operation, and reduces the latex allergy risks in a way. Today powder free latex gloves is being a trend, which is perfect for medical cleanroom environments that are sensitive and with high cleanliness. The general length of disposable powdered latex gloves is 9 inch. As colors, the regular one is beige and milky white. In size, XS to XXL is available. Pidegree provides powdered latex gloves of medical grade(AQL1.5), Food and Industrial Grade(AQL2.5), Industrial Grade(AQL4.0). Product Quality conforms to ASTM D3578 and EN455 Standards and our latex gloves are manufactured under QSR and ISO9001: 2008 Quality Management System. These gloves have 5 years' shelf life from the date of manufacturing and shall maintain their properties when stored in dry condition and avoid direct sunlight.
Sheet Size:210mm x 297mm, International Size A4 Quality: 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 Mn Bending stiffness CD: >50 Mn CIE whiteness: 170-172 Cobb Test: 27-33 g/m2 27-33 Grade paper : High grade . Perfect for high-quality printing and copying Super high whiteness produces outstanding clarity and contrast for all graphics and text User-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing. Precision-cut edges for trouble-free performance, Good for all Printers, Fax Machines. Smooth paper surface makes sharp printing and copying. Two-sided usage gives the paper sheet high opacity. Bright Appearance gives high print contrast to the printing. Sharp cutting edges prolongs performance of copying machine. Anti-curl quality reduces paper jams in the copier. Low dust content minimizes copier running cost. 500 sheets guarantee in each pack. Super high whiteness produces outstanding clarity and contrast for all graphics and text Best result in photocopy machines, laser printers, inkjet printer, fax, etc Price USD 0.6
Loc Nam Import Export Company Limited (Loc Nam Imex Co., LTD) is an exporter specialized in providing bulk quantities of high quality agricultural products in Vietnam. Established since 2012, with more than 10 years building and developing, we now have more than 20 items in our catalogue including Black and white pepper, cashew nuts, coffee and spices. Our main export markets are Asia and Europe. We pride ourselves on our market and product knowledge, high quality management and customer services including processing facilities which meet the international standards of ISO 22000, ISO 9001, HACCP. About cashew nuts, we product a wide rank of products including: Whole cashew nuts: W180, W210, W240, W320 Broken cashew nuts: WS, LP, SP Roasted cashew nuts: salted/unsalted, flavored Specifications of roasted cashew nuts: - Product style: WW240, WW320, WW450; LBW240; LBW320; SW240; SW320, - International standards: AFI Standard - Certification: ISO, HACCP - Packing: Package as in 50LBS standard. 11.34 kg in PE /box or 22.68 in PE kg/box or as specific customer requirement. - Storage Conditions: Regular temperature. - Benefit: Cashew nuts are rich in iron, phosphorus, seleni-um, magnesium and zinc Cashew nuts are also good sources of phytochemical, antioxidants and protein. Prevent cancel, help to avoid cancel causing from free radicals; produce melanin for better skin and more beautiful hair. Good for heart, cashew nuts contain many antioxidants will help reduce the risk of cardiovascular and coronary heart disease. Magnesium in cashew helps lower blood pressure and help prevent heart attacks. Prevent gallstone, weight loss
Stainless steel sheets/plates are commonly used in industries such as construction, automotive, aerospace, food processing, pharmaceuticals, and many others. They come in various grades and finishes, each suited to different applications and environments. Some common grades of stainless steel include: Austenitic stainless steel (e.g., 304, 316): Known for their excellent corrosion resistance, good formability, and weldability. Ferritic stainless steel (e.g., 430): Generally less corrosion-resistant than austenitic grades but offers good resistance to stress corrosion cracking and higher strength. Martensitic stainless steel (e.g., 410, 420): Known for their high strength and hardness but with lower corrosion resistance compared to austenitic and ferritic grades. Stainless steel sheets/plates come in various sizes, thicknesses, and surface finishes. They can be cold rolled, hot rolled, or even fabricated to custom specifications. The choice of grade, thickness, and finish depends on the specific requirements of the application, such as structural integrity, aesthetic appeal, and environmental conditions. Common surface finishes for stainless steel sheets/plates include: #1 (HRAP) - Hot Rolled Annealed and Pickled #2D - Dull Cold Rolled Finish #2B - Bright Cold Rolled Finish #3 - Coarse Abrasive Finish #4 - Brushed or Satin Finish #8 - Mirror Finish Stainless steel sheets/plates can be further processed through cutting, bending, welding, and other fabrication methods to meet the exact needs of a project. They offer versatility, durability, and a sleek appearance, making them a popular choice in various industries.
Golden Sella 1121 Basmati Rice is a premium variety of Basmati rice known for its long grains, delicate aroma, and exceptional taste. Here's a detailed description: Long Grain: The grains of Golden Sella 1121 Basmati Rice are notably long, slender, and elegant in appearance. They elongate further upon cooking, resulting in a fluffy texture and impressive presentation. Aroma: This rice variety is renowned for its distinctive aroma, which is often described as nutty and floral. The fragrance is one of the defining characteristics of Basmati rice and adds depth to any dish it accompanies. Texture: When cooked, Golden Sella 1121 Basmati Rice maintains a firm texture while still being tender. The grains do not stick together excessively, ensuring each bite is separate and fluffy. Flavor: It offers a delicious, subtle flavor that enhances the overall taste of any dish. The rice complements various spices, sauces, and ingredients, making it a versatile choice for different cuisines. Golden Sella Process: The "Sella" process involves parboiling the rice in its husk before milling. This process ensures that the nutrients are sealed within the grain, resulting in a healthier option compared to regular white rice. The rice takes on a golden hue due to this parboiling process, hence the name "Golden Sella." Versatility: Golden Sella 1121 Basmati Rice is versatile and can be used in a wide range of dishes, including biryanis, pilafs, fried rice, risottos, and more. Its ability to absorb flavors makes it a favorite choice for chefs and home cooks alike. Nutritional Value: Basmati rice, including Golden Sella 1121, is relatively low in fat and high in complex carbohydrates, making it a nutritious option. It also contains essential nutrients like vitamins and minerals. Overall, Golden Sella 1121 Basmati Rice offers a combination of excellent taste, aroma, texture, and nutritional benefits, making it a preferred choice for those seeking high-quality rice for their culinary creations. Note: Purity - 95.00% Natural Admixture - 5.00% Average Grain Length - 8.35 MM Moisture - 12.5% Max. Broken Grain - 1% Max. Damage/Discolour Grain - 1% Max. Immature Grain - 1% Max. Foreign Matter - Nil
Soybean Seed 1. Introduction: Soybean seeds, scientifically known as Glycine max, are a valuable leguminous crop renowned for their high protein and oil content. A versatile commodity, soybean seeds find application in various industries, including food processing, animal feed production, and oil extraction. This product information guide provides key details about soybean seeds, covering their characteristics, nutritional value, common uses, and storage considerations. 2. Characteristics: Shape and Size: Soybean seeds are typically small, oval-shaped legumes with a length ranging from 5 to 11 mm. Color: The color of soybean seeds can vary, including shades of yellow, brown, or black, depending on the variety. Texture: The seed coat is smooth, and the seeds have a firm yet easily crushable texture. 3. Nutritional Composition: Protein Content: Soybean seeds are prized for their high protein content, ranging from 35% to 40%. This makes them a valuable source of plant-based protein. Oil Content: Soybeans contain approximately 18% to 20% oil, primarily consisting of polyunsaturated fats. Carbohydrates: The carbohydrate content is moderate, providing energy and dietary fiber. Vitamins and Minerals: Soybeans are rich in vitamins (B-complex) and minerals (iron, calcium, magnesium), contributing to their nutritional profile. 4. Common Uses: Edible Oil Production: Soybean oil is extracted from the seeds and widely used in cooking and food preparation. Animal Feed: Soybean meal, a byproduct of oil extraction, is a valuable protein source in livestock and poultry feed. Food Products: Soybeans are processed into various food products, including tofu, soy milk, soy sauce, and textured vegetable protein (TVP). Industrial Applications: Soybean oil is used in non-food applications such as biodiesel production and as a base for industrial lubricants. 5. Storage Considerations: Moisture Control: Soybean seeds should be stored in a cool, dry place to prevent moisture absorption and reduce the risk of mold growth. Airtight Containers: Packaging should be airtight to maintain freshness and prevent the seeds from becoming rancid due to exposure to air. Temperature: Storage temperatures should ideally be below 25�°C to preserve the quality of the seeds.
Super Agarwood is a high-grade agarwood known for its exceptional aroma and beneficial properties. Descriptions : 1. Intense and Rich: The scent is intense, rich, and deeply aromatic. 2. Sweet and Earthy: Features sweet notes blended with earthy and woody undertones. 3. Long-Lasting: The fragrance is long-lasting, providing an enduring olfactory experience. 4. High Resin Content: Ensures a strong and persistent aroma, indicative of its high quality. 5. Therapeutic Benefits: Used for relaxation, stress relief, and enhancing meditation practices. 6. Market Value: Its rarity and high quality make it a valuable and sought-after product. 7. Versatility: Suitable for use in perfumes, incense, and traditional medicine. 8. Aesthetic Appeal: Attractive dark wood with a rich resin content, enhancing its visual and aromatic appeal. 9. Cultural Significance: Highly regarded in various cultures for its spiritual and medicinal properties. Super Agarwood combines potent aromatic qualities with therapeutic benefits, making it a premium choice for those seeking high-quality agarwood products.
Payments:T/T Delivery:2days for stock,OEM about 3-5weeks Origin:CHINA Packing:optical package Inspection:MIL Samples:Charge Sample Price:$0.10 Mirror product image Mirror is a reflecting surface that forms an image of an object when light rays coming from that object fall upon it. Usually mirrors are made of plate glass, one side of which is coated with metal or some special preparation to serve as a reflecting surface. UPT offers dielectric coated mirrors and metal coated mirrors which are made of substrate such as Bk7, K9, Fused Silica, CaF2, Sapphire. product image Specifications: Material: BK7 Grade A Optical Glass Typical Diameter (mm) 8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 50.8 Typical Thickness (mm) 2.0, 3.5, 5.0, 6.5 Diameter Tolerance (mm) +/-0.2 (General), +0.0/-0.02 (High Precision) Thickness Tolerance (mm) ±0.2 (General), ±0.05 (High Precision) Clear Aperture >80% (Small Size), >95% (Large Size) Parallelism 6 min. (General), 3 sec. (High Precision) Surface Quality 80/50 (General), 10/5 (High Precision) Flatness (per 25mm@633nm) (General), /10 (High Precision) Bevel (face width x 450)