Blog

There is no single minimum size for a silicone logo on clothing. The practical limit is set by the smallest feature in the artwork. This article covers what determines that limit, how artwork should change as the logo shrinks, and how to find and validate the smallest feasible size.

Edge lifting, cracking and post-wash detachment on stretch fabric are different faults with different causes. This article explains how elastic recovery loads the bond line, how to identify the failure interface, and how to reduce risk before bulk production.

A small silicone patch that works on one garment fabric may lift or detach on another. This article separates the fabric properties that matter, explains why patch geometry changes the adhesion question, and sets out a compatibility assessment workflow.

Peeling is a symptom, not a diagnosis. This article explains what the peeling pattern tells you, the causes that actually apply to polyester, how to separate fabric, label and process factors, and how to prevent peeling before bulk production.

Two keys on the same keypad can read 90 ohms and 400 ohms while both pass continuity. This article traces uneven carbon pill distribution back to pre-form positioning, closing pressure, cavity alignment and cure uniformity, separates mould causes from PCB and assembly causes, and sets out how to record resistance as a distribution across a production batch instead of a single pass or fail value.

Coffee machine keypads rarely fail outright, they just stop feeling right. This article separates temperature resistance from hydrolytic resistance, explains why repeated steam cycling differs from steady dry heat, sets out how hardness and compression set change the felt force, and gives a formulation and mold design checklist plus a practical post-aging evaluation sequence.

At a 0.2 mm wall section a 0.03 mm deviation is a 15 percent thickness change, and demolding becomes the dominant load case. This article locates where tearing actually starts, explains why tensile strength does not predict tear behaviour, and sets out the geometry, mold, material and process actions that improve thin-section durability, with a validation set for prototype approval.

A hand controller is held for half an hour at a time, which makes surface chemistry a design variable rather than a cosmetic detail. This article separates surface contamination from material penetration, explains why bulk Shore hardness cannot predict surface tackiness, compares coated, textured and uncoated silicone, and gives a controlled sebum and cleaning-cycle validation sequence.

A keypad can pass a UV test and still be rejected by the pilot, because hardness and tactile feel are different measurements. This article explains how UV exposure changes the network near the surface, why geometry amplifies a small material change, and sets out a validation workflow that compares force-displacement curves on aged parts against retained unaged reference samples.

A keypad that feels crisp at 23°C can turn stiff at -30°C, and it can lose rebound long before it ever cracks. This article separates reversible low-temperature hardening from permanent damage, then works through formulation, membrane and return-leg geometry, housing compression, and a cold-condition test sequence that measures the finished keypad instead of a flat test sheet.