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Hi there, I'm Jarvis! I see you're looking at the Kiln Mug | Ceramic Coffee Mug | Smoke Grey 340ml | Olympia HC394. How can I help you with the technical specs or suitability for your business today?

Jarvis is an AI assistant and may occasionally provide incorrect details. To ensure your equipment fits and functions perfectly, we recommend verifying all critical specifications-including dimensions, power requirements, and compatibility-with our expert sales team prior to purchase.For orders or stock, call 0333 355 0535

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Olympia Kiln In Stock

Kiln Mug | Ceramic Coffee Mug | Smoke Grey 340ml | Olympia HC394

SKU: HC394
£40.66 / exc vat
£48.79/ inc vat
  • Reactive Glaze Finish
  • Fully Vitrified Porcelain
  • Edge Chip Warranty
  • BS4034 Standard

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Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Looking for a mug that feels a bit special, without the fuss? Introducing the Olympia HC394 Kiln Mug in a gorgeous Smoke Grey. It’s a brilliant piece of kit that brings a rustic, artisan feel to any coffee, tea, or hot chocolate you serve. Each one is finished with a reactive glaze, meaning no two are exactly alike, giving you a truly unique collection that feels handcrafted.

This isn't just a pretty face, though. Crafted from fully vitrified porcelain, this Olympia HC394 ceramic coffee mug is built for the hustle and  bustle of a busy commercial setting. It's tough, durable, and  meets professional standards, making it the perfect partner for cafes, hotel breakfast services, and  bistros that want to impress. It’s chip-resistant, dishwasher-proof, and  microwave-safe, ticking all the boxes for a practical, hard-working piece of crockery.

So, if you're ready to elevate your hot drink service from standard to standout, this is your answer. It blends that sought-after, earthy aesthetic with the commercial-grade performance you need day in, day out. It’s the kind of quality that both your staff and  your customers will notice and  appreciate.

Key Features and  Benefits

  • Reactive Glaze Finish: Gives every single mug a unique, handcrafted appearance.
  • Fully Vitrified Porcelain: Makes it incredibly strong and  resistant to thermal shock.
  • Edge Chip Warranty: Offers peace of mind against accidental knocks and  bumps.
  • BS4034 Standard: Meets the professional quality benchmark for hotelware durability.
  • Dishwasher Safe: Allows for quick, easy, and  hygienic cleaning after service.
  • Microwave Safe: Perfect for reheating drinks or making mug cakes safely.
  • Generous 340ml Capacity: Ideal size for serving large coffees, teas, and  hot chocolates.
  • Hand-Painted Rim: Adds a final, artisanal touch to its rustic charm.

Technical Specifications

  • Brand: Olympia Kiln
  • SKU: HC394
  • Capacity: 340ml / 12oz
  • Dimensions: 106(H) x 118(W) x 83(D) mm
  • Material: Vitrified Porcelain
  • Colour: Smoke Grey
  • Weight (per box): 2.43kg
  • Box Quantity: 6
  • Standards: Conforms to BS4034 Vitrified Hotelware standard
  • Features: Dishwasher Safe, Microwave Safe, Edge Chip Warranty

Expert Review and  Insights

The Olympia Kiln range consistently nails the 'rustic-luxe' trend, and  this Smoke Grey mug is no exception. It has a lovely weight and  feel in the hand that immediately suggests quality. It’s the kind of piece that makes a simple flat white feel like a premium experience, which is exactly what a modern coffee house or eatery needs to stand out from the crowd.

Emily Hart – Tableware View Profile →

  • Pro: The unique glaze on each mug is a fantastic touch.
  • Con: The non-uniform finish might not suit venues wanting perfect uniformity.

Case Study: Real Business, Real Results

The Copper Kettle, a popular café nestled in the historic lanes of Norwich, needed to replace their tired, chipped crockery. They wanted something that reflected their commitment to quality, local ingredients but could also withstand hundreds of dishwasher cycles a week.

"We were chuffed to bits when these arrived. Our customers constantly comment on how lovely they are to drink from. They feel substantial and  look the part, and  more importantly, we haven't had a single chip in three months of constant use."

Robert Davies – Owner, The Copper Kettle

The switch to Olympia Kiln mugs has noticeably improved customer perception and  eliminated the cost of replacing damaged mugs entirely.

Installation and  Maintenance Guide

Setting It Up

  • Unpack your mugs carefully and  check for any transit damage immediately.
  • Give them a thorough wash in a commercial dishwasher or by hand before their first use.
  • Inspect the reactive glaze; the slight variations are a feature, not a flaw!
  • Stack carefully on a stable, clean shelf, ready for service.

Keeping It Going

  • To prevent staining, rinse mugs soon after use, especially after serving strong tea or coffee.
  • Use a non-abrasive detergent and  a soft cloth or plastic scourer if handwashing.
  • Load into your dishwasher rack carefully to avoid items knocking together during the cycle.
  • Regularly check for any signs of wear and  tear to maintain your high presentation standards.

Buying Guide: Choosing the Right Commercial Mugs

Not sure what to look for when choosing mugs for your business? Here are a few pointers to help you decide.

Material Matters

Vitrified porcelain, like this Olympia HC394 cup, offers the best durability for busy environments, resisting chips and  stains far better than standard earthenware.

Check the Capacity

Think about what you serve most. A 340ml (12oz) mug is a great all-rounder for large coffees and  teas, but smaller cups might be needed for espressos or flat whites.

Style and  Atmosphere

Your crockery is part of your brand. A rustic style like the Olympia Kiln range creates a warm, artisan feel, while plain white porcelain is classic and  versatile.

Look for Durability Features

Features like a rolled, chip-resistant edge and  being fully dishwasher and  microwave safe are non-negotiable for commercial use to ensure a long life.

Consider Storage

If space is tight, a stackable cafe mug can be a lifesaver. While these mugs have a handle, check if their base allows for a low, stable stack.

See all Olympia Kiln Crockery

Frequently Asked Questions

Q: Are these mugs genuinely dishwasher safe for commercial machines?

A: Yes, absolutely. They are made from vitrified porcelain, designed to withstand the high temperatures and  rigorous cycles of commercial dishwashers.

Q: Can I use this 340ml grey coffee mug in the microwave?

A: Yes, they are fully microwave safe, which is handy for reheating a customer's drink or for any menu items that require it.

Q: What does 'reactive glaze' mean? Will my mugs all look different?

A: Reactive glaze is a special finish that creates unique patterns and  colour variations during firing. This means each mug will be slightly different, which is a key part of its intended rustic charm.

Q: Is the 340ml capacity measured to the brim?

A: Yes, the 340ml (or 12oz) capacity is the total volume when filled to the rim, known as the 'flush fill capacity'.

Q: What material are the mugs made from?

A: They are made from fully vitrified porcelain, which is known for its exceptional strength and  durability in professional catering.

Q: Are they sold individually or in a box?

A: This product is supplied in a box of 6 mugs, which is ideal for kitting out a commercial setting.

Q: How heavy is a single mug?

A: A single Olympia Kiln mug has a nice, substantial weight. The total box weight for six is 2.43kg, making each mug approximately 405g.

Q: Does the hand-painted rim wear off over time?

A: The rim is painted before the final glazing and  firing process, sealing it in. It is designed to be as durable as the rest of the mug.

What Customers Are Saying

"A cracking mug. Really well made, tough as old boots, and  they look fantastic on our shelves. Our regulars love them."

Chloe – The Reading Nook Café, Bath

"These mugs have been a brilliant addition to our guest house breakfast service. They feel so much more premium than our old set."

Michael – The Old Mill B&B, The Cotswolds

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The Olympia Kiln Advantage: Crafting an Experience

When you choose an Olympia Kiln product, you're investing in more than just a piece of crockery; you're investing in atmosphere. In a competitive market, small details make a huge difference. Serving a great coffee in a generic cup is one thing, but serving it in an Olympia smoke grey mug that feels unique and  substantial elevates the entire customer experience. It signals craft, care, and  quality before they’ve even taken a sip. The vitrified construction means you're not just buying a look; you're buying long-term performance. Fewer replacements due to chipping and  cracking mean a lower total cost of ownership over the years, while the timeless, rustic design ensures your tableware won't look dated next season. It’s a smart, durable, and  stylish choice for any business that understands that presentation is paramount.

Explore more from Olympia Kiln

What Does 'Vitrified Hotelware' Actually Mean for Your Mugs?

Ever wondered what makes a 'commercial ceramic coffee mug' different from one you'd buy on the high street? Often, it's vitrification. When porcelain is 'vitrified', it’s fired at an extremely high temperature until the clay body becomes glass-like and  non-porous. Think of it like forging steel – the process fundamentally changes its structure, making it incredibly strong and  dense.

For you, this means a few key things. First, it's far more resistant to chipping and  breaking. Second, because it's non-porous, it won't absorb water, flavours, or odours, making it more hygienic and  easier to clean. It also handles sudden temperature changes (from a hot dishwasher to a cold shelf) without cracking. In short, 'vitrified' is your guarantee of a mug built to last in a professional kitchen.

Who Should Buy This?

  • Independent Coffee Shops: Perfect for serving artisan lattes and  flat whites with a rustic, memorable presentation that matches your brand.
  • Boutique Hotels & B&Bs: Ideal for elevating the in-room hot drink facilities or for a stylish breakfast service.
  • Farm Shops & Garden Centre Cafés: The earthy, handcrafted feel complements a wholesome, locally-sourced menu beautifully.
  • Artisan Bakeries & Bistros: A sturdy and  stylish vessel for serving everything from a morning brew to an after-dinner coffee.
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Pop the Olympia HC394 Kiln Mug set in your basket today and  give your hot drinks the beautiful, durable home they deserve.

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