Help Trying to fix my Graph Gear, and I think part of the issue is that the pencil is set on the wrong hardness level for the lead being used (didn't realize that was a factor by the lead and not the pencil until 5 minutes ago). Thanks for the request! Instead of me posting his chart here, you can pull his video up on u-tube and watch him do his thing and copy down his chart. Different types of determining the hardness. 5B 7-8 . Product Details. Pentel 0.5mm Mechanical Pencil Lead For paper surfaces, formulated with polymer resin bonded to carbon and graphite particles that never need sharpening. Staples.com: Pentel Super Hi-Polymer® Lead Refills, Medium Point 0.7mm, HB Hardness Lead, 90/Pk with fast and free shipping on select orders. A harder/tougher coating would withstand more wear and tear and offers better scratch resistance. The term ‘HB’ is universal and is usually printed on all pencils. This article is intended to explain what those odd little codes actually mean. Pencil Hardness BHN. The Cult Pens Guide to Pencil Lead Hardness. Everything You Need to Know About Pencil Lead Hardness. Drawing is one of the few art practices you can do with the least amount of art supplies. 4B 9. Each container contains 40 pieces of lead. Much cheaper that a lead hardness tester and very quick. Some claim their product has a hardness of 10H, 9H or 8H. 6B 4-5. There are different levels of hardness and different levels of blackness to choose from, however, HB is known to be the standard and the equivalent to a #2 wooden pencil. According to the shade chart, the HB pencils range in the middle of the chart. Pentel Super Hi-Polymer® Lead refill includes 0.7 mm H leads to provide smooth/uniform marking for your everyday writing, sold as 12 leads. It means that the pencil is hard and black, and depicts the hardness and the nature of the color used in the pencil. The higher the number, the harder the coating is. Thus, the “H” stands for hardness, and the “B” stands for blackness. How to change lead hardness in Pentel Graph Gear 1000? Saved by JetPens. The HB system is a way for manufacturers to rate the hardness and blackness of a pencil. STEIN stands for "Strongest Technology by Enhanced SiO2 Integrated Network". 7. Hard H lead refill is made of 100 percent recycled content for long durability, sold as … 2H Pentel lead refill offers increased hardness and strength. 0.5 mm lead refill creates a fine, delicate line. Pencil hardness guide. "HB" is a universal term meaning "Hardness" and "Blackness". The Pentel Stein Enhanced Silica Pencil Lead features a reinforced silica core that makes the Stein Pentel's smoothest, strongest, sharpest pencil lead yet! Pencil 'Lead' Pencil lead is made of a mixture of graphite and clay. What does the “HB” in Pentel Super Hi-Polymer HB lead stand for? Pentel Super Hi-Polymer® Lead refill has 0.7 mm leads to offer smooth writing. 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