3M High Heat Accessories For M-300/M-400 Helmets.pdf

Okay, I need to create a concise and detailed summary of this technical data sheet for 3M High Heat Accessories. Let me start by reading through the document carefully.

First, the main product is the 3M High Heat Accessories designed for the Versaflo M-300 and M-400 helmets and BT-Series breathing tubes. The components listed are the Radiant Heat Covers M-973/M-975, Gold Over Visor M-967, Over Visor Frame M-961, and Breathing Tube Cover BT-927. These accessories provide additional protection against radiant heat, sparks, and molten metal splashes.

Next, the standards and approvals section mentions EN ISO 11612:2015 for the heat covers and BT-927. The code letters A1, B1, C3, D3, E3 correspond to different heat resistance levels. The Gold Over Visor and Frame also meet EN 166, EN 170, and EN 171 standards for eye protection, specifying optical class, impact resistance, and molten metal splash protection. There's a note that when combined with M-300 and M-400 helmets, they meet EN 12941:1998+A2:2008, but some combinations exceed mass requirements, so users should check the technical specs and contact 3M for questions.

Applications are listed as smelting, foundries, and metalworking. The technical specifications include storage conditions (-30°C to +50°C, <90% RH), shelf life (4 years for M-967 and M-961, 1 year for the others), and weight when combined with specific breathing tubes (M-307 and M-407 with different accessories). Materials are also mentioned: aramid with aluminum coating for the heat covers, gold-coated polycarbonate for the over visor, and aluminum for the frame.

The important notice section states that 3M isn't liable for any issues arising from product use, and users must determine suitability. The shelf life is indicative and subject to external factors.

Now, I need to condense all this into a concise summary in English. Start with the product name and purpose. List the components and their standards. Mention the applications. Include technical specs like storage, shelf life, weight. Note the materials and the important liability notice. Make sure it's all in one paragraph without markdown, just plain text. Check for any key details I might have missed, like the specific code letters and the note about mass requirements. Also, ensure that the trademarks and recycling info are included. Avoid any extra information not in the original text. Keep it factual and to the point.

3M™ High Heat Accessories for 3M™ Versaflo™ M-300 and M-400 Series Helmets and BT-Series Breathing Tubes include Radiant Heat Covers M-973/M-975, Gold Over Visor M-967, Over Visor Frame M-961, and Breathing Tube Cover BT-927. These accessories enhance protection against radiant heat, sparks, and molten metal splashes. The Radiant Heat Covers (M-973/M-975) and BT-927 meet EN ISO 11612:2015 requirements (A1: Limited Flame Spread, B1: Convective Heat, C3: Radiant Heat, D3: Molten Aluminium Splash, E3: Molten Iron Splash). The Gold Over Visor M-967 and Frame M-961 comply with EN 166:2001, EN 170:2002, and EN 171:2002 for eye protection, with M-967 rated 1 BT 9 (optical class 1, medium energy impact, molten metal splash) and M-961 rated 9 BT (molten metal splash and hot solids). When combined with M-300/M-400 helmets, they meet EN 12941:1998+A2:2008, though certain combinations may exceed mass requirements. Storage conditions: -30°C to +50°C, <90% RH. Shelf life: 4 years for M-967 and M-961; 1 year for others. Weight: 1.4 kg for M-307 with M-973, BT-927, M-961, and M-967; 1.7 kg for M-407 with M-975, BT-927, M-961, and M-967. Materials: pre-oxidized aramid with aluminum coating for heat covers, gold-coated polycarbonate for M-967, aluminum for M-961. 3M does not accept liability for use-related issues; users must ensure suitability. *Shelf life is indicative and subject to external factors. Printed in the UK. © 3M 2017. All rights reserved. 3M and Versaflo are trademarks. Please recycle.